Slide 2
Aeroponic Vertical Farms
Available
Worldwide
Agrotonomy has set up
Tower Farms on all continents
If I’ve made one investment that’s truly paid off, it would be paying for Nextend. Love the services that I get from there.
Julian Gruber
MicroFarm

VERTICAL FARMING WITH AEROPONIC TOWERS

• Delivered as turnkey solutions including fully automated irrigation & nutrient dosing systems!

• Minimum 10 towers for all countries.

• Commercial towers are modular in size, accommodating the growth of up to 52 plants per tower.

• Aeroponic Farming Versatility: Outdoors, indoors with LED lights, greenhouses, rooftops, etc.

• Ideal for professional growers, charities, restaurants, hotels, schools, building lobbies, backyards, etc.

Click here to view our rates for Tower Farm aeroponic systems.

Visit the Tower Farm FAQs for technical specs, shipping specs, crop yield, reseller info, etc.

Agrotonomy has set up the first aeroponic vertical farms in Europe, Asia, Africa, Australia, Polynesia, and the Middle East. We have also developed many Tower Farm projects in the USA, Canada, and the West Indies.

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EXAMPLES OF TOWER FARMS

FAQs

1. What are the specs of the aeroponic towers used in a Tower Farm?

Commercial towers are modular in size and can be configured as follows:

Towers For Regular Crops:

28 plants per tower • 1.8 m (height) • 7 stackable modular sections
36 plants per tower • 2.1 m (height) • 9 stackable modular sections
44 plants per tower • 2.5 m (height) • 11 stackable modular sections
52 plants per tower • 2.9 m (height) • 13 stackable modular sections

Towers For High-Density (Baby Greens):

100 plants per tower • 1.8 m (height) • 13 stackable modular sections.
132 plants per tower • 2.1 m (height) • 17 stackable modular sections.
164 plants per tower • 2.5 m (height) • 21 stackable modular sections.
196 plants per tower • 2.9 m (height) • 25 stackable modular sections.

– The bottom reservoir is 36 cm high and measures 73 cm in diameter. Although it has a 70 L capacity, it is filled with 50L when in use. It also features a floater device as part of the irrigation system and a drain valve.

– Regular planting pots are 19 cm high, 22 cm in diameter and feature 4 planting areas per pot.

– High-Density planting pots are 9.5 cm high, 22 cm in diameter and feature 8 planting areas per pot.

– Each tower is equipped with a 45 W small pump which is turned on 12 minutes per hour only (commercial towers are set on a timer to be turned on for 3 minutes and turned off for 12 minutes on a continuous cycle 24/7). That is a total of 4.8 hours of electricity usage per day.

– The inside of the tower is supported by 2 stainless steel rods.

2. What is the average cost of a Tower Farm?

The price per tower is as follows:

  • 28 plants per tower • 1.8 m (height) • 7 stackable modular sections = $525
  • 36 plants per tower • 2.1 m (height) • 9 stackable modular sections = $560
  • 44 plants per tower • 2.5 m (height) • 11 stackable modular sections = $600
  • 52 plants per tower • 2.9 m (height) • 13 stackable modular sections = $635

High-density towers:

  • 112 plants per tower • 1.8 m (height) • 14 stackable modular sections. = $565
  • 144 plants per tower • 2.1 m (height) • 18 stackable modular sections = $610
  • 176 plants per tower • 2.5 m (height) • 22 stackable modular sections = $655
  • 208 plants per tower • 2.9 m (height) • 26 stackable modular sections = $700

Volume discounts eligibility:

– 50 to 99 towers: 4% discount
– 100 to 299 towers: 7% discount
– 300 to 999 towers: 10% discount
– 1000+ towers: 15% discount

A fully automated Tower Farm features an irrigation system that automatically delivers water and nutrients to each individual tower on an as-needed basis. It is fully automated and very simple to assemble and operate.

The price of an irrigation system varies depending on the number of towers featured in a Tower Farm… the average price range is as follows (for exact pricing, please send us a request for quotation and we will draft a proposal accordingly):

– $2,400 for 10 towers

– $3,300 for 50 towers

– $4,700 for 100 to 150 towers

Nutrients cost $360 per set and will last on average 6 months supplying 30 towers ( average $1 to $2 per tower/per month/varies depending on crops and climate conditions).

The final number of towers fitting in a container depends on the size of the towers ordered:

20-foot container (towers only):

– 150 towers (28 plants per tower/7 pots)
– 125 towers (36 plants per tower/9 pots)
– 110 towers (44 plants per tower/11 pots)
– 90 towers (52 plants per tower/13 pots)

20-foot container (full turnkey package including irrigation system fertilizers for one year, seedling supplies, etc.):
– 135 towers (28 plants per tower/7 pots)
– 100 towers (36 plants per tower/9 pots)
– 90 towers (44 plants per tower/11 pots)
– 70 towers (52 plants per tower/13 pots)

40-foot container (towers only):

– 300 towers (28 plants per tower/7 pots)
– 250 towers (36 plants per tower/9 pots)
– 220 towers (44 plants per tower/11 pots)
– 180 towers (52 plants per tower/13 pots)

40-foot container (full turnkey package including irrigation system, fertilizers for one year, seedling supplies, etc.):

– 250 towers (28 plants per tower/7 pots)
– 210 towers (36 plants per tower/9 pots)
– 180 towers (44 plants per tower/11 pots)
– 145 towers (52 plants per tower/13 pots)

The number of towers fitting inside a container also depends according to the number of accessories ordered (plant cages, propagation benches, etc.) and the size of the initial stock of fertilizers.

Please contact your Tower Farm representative to customize the configuration of your Tower Farm thus allowing us to draft a precise proposal on your behalf based on your project.

All prices quoted above do not include shipping and are ex-works from our warehouse in Memphis, Tennessee.

3. What is the minimum purchase for a Tower Farm (commercial towers)?
The minimum order quantity for a Tower Farm is 10 towers.

A fully automated commercial Tower Farm system encompasses essential components such as nutrient distribution equipment, containers, pumps, irrigation system, tubing, and connectors.

It also includes a supply of nutrients, stock of rockwool, and seedling supplies to get started right upon receipt of your Tower Farm (we do not sell seeds).

This comprehensive system is remarkably straightforward to assemble.

Our aeroponic Tower Farm systems come equipped with a fully automated irrigation system supplying the water and nutrients to each tower on an as-needed basis.

For instance, towers growing strawberries or tomatoes demand more water and nutrients compared to those growing parsley.

Regardless of the number of towers in operation, our irrigation system seamlessly automates the entire process.

4. Can I purchase just 1 or 2 towers for testing purposes?
The minimum order that Tower Farms’ headquarters in the USA would consider for a test is a small farm featuring a minimum of 10 towers (refer to FAQ #3). Testing our technology on a commercial scale necessitates utilizing the towers in conjunction with its automated irrigation system, which precisely supplies water and fertilizer solutions to each tower on an as-needed basis. Any smaller-scale test would not provide relevant insights into our technology, as it would yield inferior results.

We offer our nutrients/fertilizers in bulk, with one nutrient set capable of supplying 30 towers for 6 months or 10 towers for 18 months. In other terms, such a volume of nutrients would be excessive for just 2 towers. Our proprietary nutrient solution is integral to our technology.

Furthermore, our Tower Farm systems are not merely “a novelty.” With over a decade of experience, we have numerous successful Tower Farm references operating across all climates, including environments similar to that of the UAE. We are beyond the ‘testing phase of development.’

In the realm of aeroponic vertical farming, we are not only seasoned veterans but also pioneers of this technology over a decade ago. We are not akin to the “Chinese-plastic-fantastic-cheap-tower” without references or a track record!

Our Tower Farm systems are used by over 100,000 customers and hundreds of profitable commercial Tower Farms worldwide.

For these reasons, we believe that genuine testing of our aeroponic Tower Farm commercial systems should involve a minimum of 10 towers. Anything less would not yield conclusive results for benchmarking the potential of our technology on a commercial level.

5. What is the crop yield of a Tower Farm (and recommended crops to grow commercially)?
From a “cash crop’ perspective, a Tower Farm operator farming in a climate-controlled greenhouse environment should mainly focus on leafy greens and aromatic/medicinal herbs.

Although over 200 different crops can be grown successfully using our aeroponic tower technology and fertilizer solution, when it comes to farming vertically indoors, the overhead cost is calculated based on each square meter of operation.

Leafy greens and aromatic herbs do not outgrow the radius of the tower reservoir. It translates into more towers being able to fit within a specific area in comparison to growing tomatoes, cucumbers, or any other vine-related crops. When growing tomatoes or squash, the plants need to be supported by an outside structure. Whether growing beans, cucumbers, or tomatoes, building outside grow cages defeats the purpose of farming vertically as it uses square footage that could be allocated for more towers. A Tower Farm featured in a CEA environment is about reducing water usage while increasing the crop yield by optimizing the space.

When considering growing tomatoes, cucumbers, beans, or eggplants, there are no other agricultural technologies that can compare to our towers in terms of crop yield and quality.

However, when it comes to growing leafy greens and herbs (aromatic and medicinal), we are in a league of our own, where no other agricultural approach can compare to our aeroponic tower technology: aside from a staggering superior crop yield, our “green crops” feature a scientifically proven increase in nutrition density, antioxidant activity as well as in phenolic values (healthier, tastier, more fragrant and stronger texture).

Growing leafy greens and herbs that are so superior in terms of nutrient density also means more ‘robust’ plants featuring a stronger natural defense mechanism (no pesticide needed) and significantly extended shelf life.

Yield varies in any growing system by crop, weather, seeding rate, and other factors. In good growing conditions, lettuce, herbs, and leafy greens will have an average yield of 100g to 175 g per port per 21-28 day growing cycle. Yield for fruiting vegetables like cucumbers and tomatoes depends on the variety and season.

Here are the average crop yields that we experience at Agrotonomy:

– Tomato cherries: up to 12 to 15 plants per tower maximum = 20 to 40 pounds per plant depending on the variety.

– Tomatoes “regular/ big size” up to 12 to 15 plants per tower maximum = 40 to 50 pounds per plant depending on the variety.

– Cucumbers: 15/20 plants per tower. A cucumber can vary between 100 g (or less) and 250 g. We can harvest about 15-30 cucumbers per plant (many more depending on variety, i.e. lemon cucumbers and other specialty varieties).

– Strawberries: 52 plants per tower. Depending on varieties, we have experienced from 100 g to 2.5 pounds per plant (whether we are growing wild strawberries varieties or large fruit varieties).

– Bell peppers: up to 20 plants recommended per tower maximum = up to 6 -8 pounds per plant depending on the variety.

– Eggplants: up to 15 to 18 plants recommended per tower maximum = 6 to 10 pounds per plant depending on the variety.

– Leafy green and herbs: 52 plants per tower. From 150g to 200g every 3 weeks. Once again, it all depends on the crop: it takes much longer for basil than it does for arugula… depending on varieties, harvest cycles vary from 14 days to 60 days with harvest cycles every 3 weeks on average.

Once again, the crop yield of a plant will depend on the quality of the seeds, the variety, the growing conditions (light, humidity, temperature, air circulation, elevation, EMFs, etc.).
At the bottom of the ‘beyond organic’ section of our website, we publish a comparative scientific study titled:

“Assessment of Total Phenolic and Flavonoid Content, Antioxidant Properties, & Yield of Aeroponically and Conventionally Grown Leafy Vegetables and Fruit Crops. A Comparative study”.

As irrefutably proven throughout this extensive scientific comparative research, Tower Garden® aeroponic commercial systems produce 35% to 50% crop yield increase in comparison to soil-based farming and conventional hydroponics.

6. Can I become a Tower Farm reseller?
Agrotonomy Corp. is open to partnering with individuals operating a Tower Farm successfully for at least six months. The criteria to become Agrotonomy’s partner (allowing to resell the technology) are as follows:

– Our partners must operate a Tower Farm featuring a minimum of 100 to 500 towers (depending on the size of the market where the Tower Farm is located).

– Agrotonomy Corporation must approve our partners’ website content and marketing promotions.

– Agrotonomy’s partners must have successfully operated their own Tower Farms for at least six months. When an experienced tower farmer becomes a reseller, such an entity needs to be able to give complete customer support to their customers.

Becoming a partner of Agrotonomy is a privilege and not a guaranteed right. We reserve the right to grant such privilege at our own discretion.

7. What Tower Garden size is right for my Tower Farm

Let’s recap the various tower sizes for reference purposes:

Aeroponic Towers for Regular Crops:

  • 28 plants per tower – 1.8 m (height) – 7 stackable modular sections
  • 36 plants per tower – 2.1 m (height) – 9 stackable modular sections
  • 44 plants per tower – 2.5 m (height) – 11 stackable modular sections
  • 52 plants per tower – 2.9 m (height) – 13 stackable modular sections

Aeroponic High-Density Towers for Baby Greens:

  • 100 plants per tower – 1.8 m (height) – 13 stackable modular sections
  • 132 plants per tower – 2.1 m (height) – 17 stackable modular sections
  • 164 plants per tower – 2.5 m (height) – 21 stackable modular sections
  • 196 plants per tower – 2.9 m (height) – 25 stackable modular sections

Outdoors:

When farming outdoors, we recommend either the 7-pot, 9-pot, or 11-pot towers.
The 7-pot & 9-pot towers are perfect for growing heavy plants such as broccoli, cabbage, romanesco, cauliflower, chili peppers, eggplant (aubergine), zucchini (courgette), summer squash, cucurbits, etc.

The 11-pot is well-suited for leafy greens, aromatic herbs, beans, etc. Even standing at 2.5 m high, in stormy conditions, the towers will sway back and forth but will not fall. It is impressive to witness how resilient these commercial aeroponic towers are throughout rough weather conditions.

At Agrotonomy, in conjunction with custom-designed grow cages, outdoors, we use the 11-pot and 13-pot towers to grow vine crops such as tomatoes, squash, gourds, cucumbers, etc.

Fully climate-greenhouse:

Depending on the height of the sidewalls of the greenhouse, we advise using the 11-pot or 13-pot towers in order to maximize the crop yield per square meter.

Hybrid greenhouse:

We advise using either the 9-pot, or the 11-pot towers. However, the 13-pot tower model can be used in conjunction with a custom-built grow cage.

Indoors with LED lights:

Depending on the ceiling height and the strategy of the LED light installation, all tower sizes can be used. Like in a fully climate-controlled greenhouse, when possible, we recommend either the 11-pot or the 13-pot towers in order to optimize the space and therefore maximize the crop yield.

Rooftops:

Everything depends on wind conditions, usually having a direct correlation with the height of the rooftop.

We generally recommend the 7-pot towers for rooftop tower farming.

Towers are modular and can be configured to be taller or shorter, depending on the crops being grown. For example, a tower can be used as a 13-pot to grow lettuce, and later shortened to a 9-pot to grow chili peppers or eggplants!

Based on the scope of your project, we advise you to consult with your Agrotonomy representative to select the appropriate tower size for your vertical farm.

8. What is the High-Density Tower by Tower Garden®?

The aeroponic High-Density Tower by Tower Garden:

The High-Density Tower by Tower Garden was originally designed to grow microgreens (of course!) but is widely used to grow “petite vegetables” and wheatgrass.

Considering that every crop that has been ever tested scientifically growing on a Tower Garden shows an increase in nutrient density, people using wheatgrass therapeutically should truly consider wheatgrass grown on a High-Density Tower by Tower Garden for its superior nutrient values and increase in antioxidant properties.

Our High-Density Towers should be renamed “Strawberry Towers”! In fact, recent tests rank these towers as the only viable aeroponic tower solution to grow strawberries commercially. If you’re thinking about growing strawberries, these are the towers to do so!

Whether using rockwool or coco coir, there is no need for a planting basket nor a clip to plant the seedlings thus facilitating the process and reducing labor.

Like the regular towers, the High-Density Tower comes in sections/white planting pots as follows:

– 13 Pots (100 planting ports) – 1.8 m high
– 17 Pots (132 planting ports) – 2.1 m high
– 21 Pots (164 planting ports) – 2.5 m high
– 25 Pots (196 planting ports) – 2.9 m high

Indoors, with the LED light kit designed by Tower Garden, it is available for the following High-Density Tower model:

– 21 Pots (164 planting ports) – 2.5 m high

Outdoors, the maximum height is our High-Density Tower featuring 25 Pots (196 planting ports) – 2.9 m high

Within a CEA environment, in a climate-controlled greenhouse, we advise using the maximum size/height: 25 Pots (196 planting ports) – 2.9 m high to optimize space.

Anyway, whether they are called ‘High-Density Towers’ or whether they should be renamed ‘petite vegetable towers’, ‘wheat grass towers’ or ‘strawberry towers’, these towers are all about performance! They are perfectly complementary to our regular towers.

When buying a new Tower Farm, we advise our new customers to consider allocating a certain percentage of High-Density Towers within the total amount of towers ordered in the initial setup of the Tower Farm.

9. How much electricity does a commercial aeroponic tower use?

Each tower is equipped with a submersible 45W pump working 4.8 hours per day (3 minutes on and 12 minutes off).

Based on such metrics, below are the daily electrical consumption of Tower Farms featuring 10 towers, 20 towers, 30 towers, 40 towers, 50 towers, 100 towers, 300 towers, 500 towers, and 1000 towers:

  • 10 towers: 10×0.216 kWh = 2.16 kWh
  • 20 towers: 20×0.216 kWh = 4.32 kWh
  • 30 towers: 30×0.216 kWh = 6.48 kWh
  • 40 towers: 40×0.216 kWh = 8.64 kWh
  • 50 towers: 50×0.216 kWh = 10.8 kWh
  • 100 towers: 100×0.216 kWh = 21.6 kWh
  • 300 towers: 300×0.216 kWh = 64.8 kWh
  • 500 towers: 500×0.216 kWh = 108 kWh
  • 1000 towers: 1000×0.216 kWh = 216 kWh

The above consumption rates need to be factored in according to local electrical rates or taken into account when designing an off-the-grid electrical system.

10. How much water does a commercial aeroponic tower use?

On average, about 1 gallon (3.79 liters) of water per day per Tower multiplied by your local water rates.

11. Do you provide nutrients and/or can I use my own?
Different fertilizer sources can be used when growing fruits and vegetables in an aeroponic tower vertical farm:

The soluble ionic mineral-based solution that we sell is excellent, but there are many other fertilizer options that provide great results.

We have customers in Europe and in the USA using nutrient-enriched water from their aquaponic farms, and they are getting top-notch results and bountiful harvests!

Some Tower Farms are using organic nutrients designed for hydroponics, while others prefer to choose their own natural NPK formulas and boosters.

Due to the purity of the nutrients that we use to manufacture our ionic mineral-based solution, and considering the low price that we offer, we strongly recommend that our clientele use such an option.

Contrary to most mineral-based fertilizers, our formula is classified as non-hazmat, lowering the price of shipping and greatly facilitating the import process around the world.

For those wishing to use their own source of nutrients, we advise against buying any nutrient formula featuring man-made synthetic ingredients.

It is very important to choose fertilizers that only have natural and pure ingredients, whether you are using an organic nutrient formula for hydroponics, nutrient-rich water from an aquaponic farm, or a soluble mineral solution.

12. How long does a set of nutrients last?

Each set of dry nutrients makes at least 10,000 gallons of finished solution at the full rate (example 1:200). The rate can be much lower (example 1:400) in warm season. Nutrients cost about $1.50 to $2 per tower per month depending on the crops grown and conditions (climate, outdoors vs. greenhouse etc.).

13. How does a Tower Farm automated irrigation system work?

Our irrigation systems have been designed to supply the water and fertilizers to each tower on an as-needed basis regardless of the amount of towers involved. A tower growing strawberries will require more water and nutrients than a tower growing parsley. Our irrigation system automates the whole process regardless of the amount of towers involved.

A Tower Farm irrigation system entails the following:

– Container for nutrients A
– Container for nutrients B
– Gravity tank (size varies according to the amount of towers).
– Dosatron nutrition automatic dozing system (2 or 3 units depending on Tower Farm set up and the quality of the water).
– Manifolds (size varies according to Tower Farm configuration)
– Floaters for each tower
– Valves for each tower
– Modification of each tower (holes drilling to accommodate floaters and valves).
– Tubing to supply water and nutrients (size of tubing depends on the size of the Tower Farm and its configuration).

Example of an irrigation system set up outdoors:

14. How much space needs to be allocated per tower?
Although technically a tower uses less than 1m², we advise allowing 2m² (approximately 20 ft²) per tower: this includes enough space for the towers, the dosing station, the aisle spacing, and the propagation bench area.
15. Can a Tower Farm operate indoor with LED lights?

Tower Farms can be equipped with a state-of-the-art adjustable LED light kit manufactured by Tower Garden® to operate indoor.

The Tower Farm’s LED light kits are for 11-pot towers (44 plants • 2.5m high) and each kit comes with 3 fixtures per tower.

Our commercial LED light kits can also work for 9-pot towers (36 plants • 2.1m high). 

Please note though that our commercial LED light kit is NOT available for towers featuring 7-pot (28 plants • 1.8m high) nor 13-pot (52 plants • 2.9 m height).

16. What are the specifications of our LED light grow kit?

Each fixture is made up of 2 sections totaling 7.9 feet (2400 mm).

You must have 3 fixtures per commercial tower.

Technical specs are:

17. Does Agrotonomy Provide On-Site Installation and Training Services for Tower Farms?
Tower Farms come with clear step-by-step instructions for easy assembly. For farms with 100 or more towers, we also offer an optional service of free on-site installation supervision and training to ensure a smooth setup and successful operation.

A dedicated team of two Agrotonomy experts will travel to your location for two full days of hands-on support. We always work in pairs on-site, guiding you through the assembly process, ensuring the system is properly configured, and providing in-depth training so your team can confidently manage and operate the Tower Farm.

While Tower Farms are designed for straightforward installation, this service allows you to benefit from our extensive experience, ensuring optimal system performance from day one.

Clients are responsible for covering all travel-related expenses for our team, including airfare, accommodation, meals, and local transportation. We travel exclusively in business class. This is not about luxury. It is about arriving well-rested, focused, and ready to work immediately after long-haul flights. Given our demanding travel schedule and the intensity of on-site installations, this approach is essential for delivering our best service.

Although Agrotonomy is based in the United States, our team commutes regularly between North America and Europe. When we travel for an installation, departure may be from either continent depending on our travel schedule and the timing required for the project.

When purchasing a Tower Farm, you are investing in more than an aeroponic system. You gain access to our hands-on experience, international know-how, and long-term commitment to your project’s success.

18. Do we provide a suggested Tower Farm layout/blueprint?
We work closely with our clientele to customize solutions according to each Tower Farm project.

Just as an example, here below is a suggested layout for a farm featuring 300 towers in a 600 m² greenhouse.

19. What is the labor involved to run a Tower Farm?

Not only our aeroponic systems allow to save 95% water, 90% space while reducing drastically the risks of pests, a Tower Garden® Farm requires 90% less labor in comparison to soil-based farming: under greenhouse conditions, 1 individual can manage up to 150 towers (7800 plants).

20. Will I get training after I purchase my Tower Farm?
We offer training services at Agrotonomy on the island of Ibiza in Spain.

We also offer onsite training and installation services across the globe.

Small Tower Farms do not require training services in person. Tower Garden Ltd. provides a very comprehensive step-by-step instruction manual. Tower Garden technology is user-friendly and does not require previous experience. However, for large-scale Tower Farm projects involving commercial production, we strongly advise you to get full training through Agrotonomy.


Iris from Agrotonomy training the staff of King Tower Farm in Laguna, the Phillipines



Example of final Tower Farm set up in collaboration with Agrotonomy

21. Are schools/charities/nonprofit organizations/associations eligible for discounts?

Tower Garden Ltd. features the same rates for everyone and does not grant discounts for charities nor schools.

22. Is the Tower Garden a hydroponic tower or an aeroponic tower?
Technically, aeroponics is a branch of hydroponics. Although unique, aeroponic farming relies on water and soluble nutrients as well as conventional hydroponics.

However, in conventional hydroponics, the roots of the plants grow in a substrate and are immersed at all times in a constant flow of water enhanced with insufflated oxygen + soluble fertilizers.

With aeroponics, the roots of the plants just hang in the air and are fed intermittently. Due to the fact that the roots have 100% oxygen availability, the delivery of nutrients to the plant is unparalleled. The feeding cycles do not exceed a cumulated total of 15 minutes per hour. The roots are therefore just dangling in the air at least 45 minutes per hour. That’s right! The roots are simply hanging in the air at least 75% of the time thriving in a very highly oxygenated environment without substrate, without water, without soil…this is what defines aeroponics!

Contrary to general perception, what defines aeroponics is not how the roots are being fed. In fact, many “hydroponic/aeroponic aficionados” are under the impression that with a “true aeroponic system”, the nutrient solution must be administrated to the roots by means of a high-pressure mist system, or even better, atomized, like with fogponic technology.

An HPA (High-Pressure Aeroponics) system has the ability to produce droplets that are 50 µm or less in diameter. Think about it this way, the diameter of a human hair is 80 µm on average! Droplets that are 50 µm are the perfect size for optimum delivery and intake to the roots.

An LPA (Low Pressure Aeroponics) system produces regular-size droplets.

However, whether HPA or LPA, the end results in terms of crop yield and nutrient density are the same. Aeroponics is not about low-pressure/high-pressure and the micron size of the droplets, it is about having the roots just hanging in the air without feeding cycles at least 45 minutes out of the hour. Aero stands for Air and this applies to HPA and LPA systems.

However, it is proven that due to the size of the droplets when 50 µm or less in diameter, an HPA system requires less water and less nutrients than an LPA system. In fact, 50 µm in diameter is the optimum size for root absorption and this is why less is required to produce the same results.
Scientific comparative tests have proven that crops grown on Tower Garden aeroponic systems feature a superior nutrient density and show an increase in antioxidant and phenolic values. Furthermore, aeroponics delivers on average 35% increase in crop yield and 40% water savings in comparison to conventional hydroponics.

In a commercial Tower Farm, the feeding cycles are programmed to be on for 3 minutes, and off for 12 minutes, 24 hours per day. In other terms, the system is only on 12 minutes per hour (4×3 minutes). The plants’ roots are just hanging in the air without water nor nutrients for 48 minutes per hour!

Whether speaking about the residential model of the Tower Garden, or whether referring to Tower Garden technology used in a commercial Tower Farm, these towers are truly aeroponic towers!

Now, someone could argue that a Tower Garden is also a hydroponic tower… Oh well, we will not start a discussion on hydroponics versus aeroponics… We will not debate on the subject of alleged “true aeroponics” being misconceived by the notion of HPA versus LPA: the quality of crops, whether grown on a HPA or a LPA system are the same and far superior to regular conventional hydroponics.

Tower Garden has been manufacturing hundreds of thousands of aeroponic towers for over one decade. Tower Garden technology was the first aeroponic tower on the market (back then named Future Growing). Tower Garden is the pioneer of aeroponic tower technology and commercial Tower Farm systems.

23. What is the Tower Garden made from?

Tower Garden is made from the safest high-end UV-stabilized, BPA-free, food-grade PC/ABS proprietary plastic formula.

The high-quality resins used by Tower Garden are compliant with both U.S. Food and Drug Administration guidelines for food contact and European guidelines for Restriction of Hazardous Substances. Our resin material is also completely opaque — Keeping light out, inhibiting algae growth.

The PC/ABS which has been engineered for the manufacturing of Tower Garden has been successfully tested for chemical leaching all the way to the nanoparticle.

Although technically our proprietary PC/ABS is considered to be plastic, Tower Garden is the only soilless-food growing-system which has been approved for LEED projects (LEED: Leadership in Energy and Environmental Design). In fact, Tower Garden has been approved for LEED projects due to the durability of the material used to build the towers, in conjunction with the low energy and high crop yield of our technology.

When it comes to agriculture, whether organic or nonorganic, whether soil-based or soilless, nutrients are stored in plastic containers; Hoses used for irrigation systems are petroleum derived; Tractors are fuel powered; Crops are stored in plastic containers after harvests, etc. Furthermore, organic agriculture uses tons of plastic mulch made from wasteful plastic material (which quality is far inferior to the material used to make our towers).

Our PC/ABS proprietary formula is the safest plastic ever engineered for agricultural-related equipment.

Some Tower Farms have been using the same towers for the last 10 years. The longevity of a Tower Garden is unparalleled in the hydroponics- aeroponics industry. No one in our industry uses a PC/ABS material as safe, as thick, and as durable whether used indoors or outdoors.

24. What items are covered under warranty, and for how long?

Warranty

We offer a limited warranty on the following items:

Items Covered Under the 5-Year Warranty:

  • Tower Garden Units (Plastic Components)
  • Nutrient Reservoir
  • Reservoir Lid
  • Access Port Lid
  • Tower Sections
  • Shower Cap
  • Shower Cap Lid
  • Pumps
  • Extension Kits (Plastic Components)
  • Regular Extension Kit
  • Combo Extension Kit
  • Baby Greens (Microgreens) Extension Kit

Items Covered Under the 3-Year Warranty:

  • LED Lights

Items Covered Under the 1-Year Warranty:

  • FLEX Support Cage
  • HOME Support Cage
  • Tower Garden Dolly
  • Extension Rods
  • Germinator
  • Timer
  • Blue Swivel Hose

Items Not Covered Under Warranty:

  • All Consumables (single-use products):
  • Seed Starter Kit
  • Rockwool
  • Net Pots
  • Clips
  • Tower Garden Mineral Blend
  • pH Kits

We may require the following before approving a warranty replacement:

  • Photos of the damage
  • Return of the original product

Additionally, we must be able to locate and verify your original purchase in our system. Please note that any self-made modifications or improper use to the product will void the warranty.

25. What is the expected timeline for the packing, shipping, and delivery of a Tower Farm order?
When ordering a Tower Farm, understanding the shipping timeline can help you plan accordingly. Here’s what to expect from the moment your payment is processed to the arrival of your order at your location.

Step 1: Payment Processing & Packing (5-10 Business Days)

Once our accounting team confirms receipt of your payment, it typically takes 5 to 10 business days to pack your order. Our team ensures that everything is securely packed and ready for international shipping.

Step 2: Shipment Scheduling & Transit (4-6 Weeks)

Once packing is complete, the shipment will be scheduled either by our partner logistics company or by your preferred shipping provider. If there are no unforeseen delays, your order will take approximately 4 to 6 weeks to reach your destination.

Total Estimated Timeline: 6-8 Weeks

From payment to delivery, you can expect a total timeframe of approximately 6 to 8 weeks before your Tower Farm arrives. While we do our best to streamline the process, shipping times may vary due to customs clearance, port congestion, or other logistical factors.

We appreciate your patience and are committed to ensuring a smooth delivery experience. If you have any questions, feel free to reach out to our team!

26. Does Agrotonomy Corp. provide greenhouse services?

Our service consists of consulting with clients regarding their greenhouse needs. After collaboratively determining the most suitable type of greenhouse, we leverage our network of greenhouse manufacturers to source the best-customized quotations on behalf of the client and assist them throughout the purchasing process. We work with greenhouse manufacturers in the USA, Spain, Turkey, and China.

When it comes to greenhouse specifications and configurations, it has taken us years to perfect our expertise and establish strategic relationships with leading greenhouse manufacturers worldwide. Our greenhouse consultation service saves customers money: we understand the specific greenhouse requirements, the necessary components, and fair pricing. Manufacturers do not take advantage of us—our industry knowledge ensures transparency and cost efficiency. The fee we charge for our greenhouse consultation and purchasing service is always offset by the savings we negotiate on behalf of our clients.

We are not just a greenhouse consultancy and brokerage firm—we are, first and foremost, greenhouse farmers ourselves.

We identify the most appropriate greenhouse components for each project, including insect screening, automated air vents, atomizers, humidity control equipment, wet walls, heating systems, off-grid solutions, and the selection of polycarbonate grades, glass, and other materials.

A greenhouse proposal always includes the structure built by the manufacturer. However, key components such as fans, atomizers/foggers, CO₂ regulators, heaters, and wet walls are often sourced from specialized manufacturers. Greenhouse manufacturers construct the structure itself but typically procure many essential components from third-party suppliers.

At Agrotonomy Corp., we ensure that each component comes from the best possible source. For example, while we may work with a greenhouse manufacturer in China, we might choose a climate control system from the Netherlands to optimize performance and reliability.

This greenhouse consultation and purchasing service covers the entire process—from initial client consultation to the purchase of the greenhouse and coordination of building logistics. However, Agrotonomy Corp. is not responsible for the greenhouse construction itself.

Agrotonomy Corp. engages its network of greenhouse manufacturers and begins sourcing quotations only after full payment has been received.

27. What Size Reverse Osmosis System Is Needed for a Tower Farm?

When planning a commercial Tower Farm, choosing the right reverse osmosis (RO) system is essential for operational efficiency and long-term performance.

Recommended RO Machine Capacity

A Tower Farm should always select an RO machine with a production capacity 8 to 10 times higher than the purified water needed per day.
This ensures:

  • Better membrane lifespan
  • Better clean-water to brine ratio
  • Lower electricity consumption
  • Room for future expansion

Example: 100-Tower Farm

A typical aeroponic tower uses 4–6 liters per day depending on crop and climate, and up to 8 liters for heavy fruiting crops.
For 100 towers:

  • Daily purified-water required: 400–600 liters
  • Recommended RO machine capacity: 5,000–6,000 liters per day

Brine Efficiency and Reuse

Small RO units often operate with a poor ratio (around 1 liter clean : 3–4 liters brine).
Aside from wasting water, this stresses the membranes and filters because the machine must operate many more hours per day to produce the same amount of purified water. As a result, maintenance is required more frequently and the overall lifespan of the unit is reduced.
Larger commercial RO units typically reach a brine-to-clean-treated-water ratio of 1 to 1 (or more exactly, clean-treated-water to brine 1 to 1), which greatly reduces waste and improves reliability.
Brine can be collected in a separate tank and reused to water trees or ornamental plants around the property. If reuse is not required, the brine can simply be discarded.

Water Storage Tanks

For this configuration, we recommend:

  •  Clean-water tank: 3,000–5,000 liters
  • Brine-collection tank: 3,000–5,000 liters

The brine tank does not need to be food-grade.
Having a similar volume as the clean-water tank simplifies water management and system operation.
If the Tower Farm is outdoors and the site layout allows it, burying the clean-water tank can help reduce temperature fluctuations in very hot environments.

28. Do Vegetables Grown on Aeroponic Towers Really Taste Good?

The short answer is yes. Vegetables grown on aeroponic towers are intensely flavorful, highly aromatic, and have a texture that is immediately noticeable. They do not just look good. They taste excellent, they smell fresh and vibrant, and they feel right when you bite into them.

That result is not accidental. It is the direct consequence of how plants are grown.

Taste Is Built During Growth

Flavor does not appear at harvest. It is built while the plant is growing.

In aeroponic tower farming, plant roots are not buried in soil and not submerged in water. They hang freely in the air and receive nutrient feeding cycles intermittently, with continuous access to oxygen at the root level.

Oxygen is essential for nutrient absorption. Roots need oxygen to respire, and that respiration allows plants to actively absorb minerals, regulate water uptake, and convert nutrients into sugars, organic acids, and aromatic compounds. When oxygen availability drops, nutrients may still be present, but the plant cannot use them properly. Flavor is one of the first things to decline.

Why Oxygen Is Key for Nutrient Delivery at the Root Level

Nutrients cannot be absorbed efficiently without oxygen at the root level.

Roots require oxygen to function. Respiration at the root level drives active nutrient uptake and allows minerals to be transformed into the compounds responsible for taste, aroma, and texture.

This applies to all growing methods.

In soil farming, good nutrient delivery depends on soil aeration. Worms, microorganisms, organic matter, and proper soil structure create air spaces that allow oxygen to reach the roots. When soil becomes compacted or waterlogged, roots suffocate and nutrient absorption declines, directly affecting flavor and texture.

Aeroponic tower farming removes this limitation by design.

Why Vegetables Grown on Aeroponic Towers Taste Better

In aeroponic tower farming, roots are neither submerged nor confined. They hang freely in the air, where oxygen availability is naturally at its maximum.

In this system, roots receive nutrient feeding cycles for three minutes on, followed by twelve minutes off, operating 24 hours a day. During the off cycles, roots are fully exposed to air. They breathe freely, reset metabolically, and prepare for the next feeding.

This growing rhythm allows plants to absorb nutrients efficiently and without stress. Instead of compensating for poor aeration or excess moisture, the plant can direct its energy toward building sugars, developing aromatic compounds, and forming proper structure.

This is where real flavor is created.

Oxygen Is Not Enough Without Clean Water

Oxygen alone does not guarantee great taste.

Across all growing methods, nutrient absorption depends on two conditions being met at the root level at the same time: proper oxygen availability and proper water quality. If either one is compromised, nutrient uptake becomes inefficient, regardless of how advanced the system may be.

Water is not a neutral carrier. Its mineral content, salinity, and overall balance directly influence how nutrients are absorbed. Poor water quality dulls flavor, flattens aroma, and weakens texture.

No growing system can compensate for poor water.

Nutrition Directly Shapes Flavor

The same applies to nutrients.

A complete ionic nutrient solution delivers all macro and micro elements in forms plants can absorb efficiently. Each element plays a role in plant metabolism and flavor development. Sugars, acids, essential oils, and aromatic compounds are all influenced by mineral balance.

When even one element is missing or out of balance, plants shift into survival mode. Growth may continue, but flavor suffers. The vegetables may look fine, but they taste empty.

Balanced nutrition is essential for flavor.

Taste Also Depends on Environment and Seed Quality

Taste is also shaped by the environment in which plants are grown and by the quality of the seeds themselves.

Even with excellent water quality and a well-balanced nutrient solution, plants cannot fully express their flavor potential if environmental conditions are not right. Temperature, humidity, airflow, and CO₂ levels directly influence plant metabolism. Heat stress, cold stress, excessive humidity, or poor air circulation disrupt nutrient uptake and sugar formation, which immediately affects taste, aroma, and texture. The same applies to outdoor farming, where heat waves, excessive rainfall, or cold spells can reduce flavor regardless of how well crops are fertilized or irrigated.

Seed quality is just as important. Not all seeds are equal. Genetics define flavor potential from the very beginning. Even under ideal growing conditions, poor-quality or poorly selected seeds will never produce exceptional-tasting vegetables. This is why working with carefully selected, high-quality seeds from reliable suppliers is essential. Taste starts with genetics, and everything that follows can only enhance or limit that potential.

Technology Alone Is Not Enough

Plants work exactly the same way, regardless of the technology used.

You can have an excellent growing system, whether it is aeroponic towers, hydroponics, or soil-based farming. To fully express taste, aroma, and texture, plants need four elements working together: clean, well-balanced water, complete nutrition, suitable environmental conditions, and high-quality seeds. Technology alone does not create flavor; it provides the framework in which these factors can work properly.

Think of it like a car. You can have a perfectly engineered, high-performance engine, but without the right fuel, the right oil, and the right operating conditions, it will never perform at its best.

The same logic applies to plants. When water quality, nutrients, climate conditions, and seed genetics are aligned, vegetables can develop their full sensory potential, regardless of whether they are grown vertically on aeroponic towers or conventionally in soil.

People Often Ask the Wrong Question About Taste

When it comes to taste, the discussion is often framed too simply.

People tend to ask whether vegetables grown on aeroponic towers taste better than vegetables grown in soil. But that question, on its own, does not go far enough.

The growing method does matter because it influences what is possible. It sets the potential for oxygen availability, nutrient absorption, and root health. But taste is never guaranteed by the method alone.

Soil farming can produce vegetables with outstanding flavor when the soil is healthy, well aerated, biologically active, properly fertilized, and irrigated with good-quality water. In those conditions, roots can breathe, nutrients can be absorbed efficiently, and plants can develop real flavor.

The problem is that many agricultural soils today no longer meet those conditions. Continuous cropping without recovery, heavy fertilizer use, soil compaction, and poor water quality gradually degrade soil structure and biology. Even though vegetables are technically grown in soil, the environment at the root level is often far from optimal. As a result, nutrient absorption is limited and flavor suffers.

This is why so many vegetables found in conventional supermarkets lack taste, even when they are soil-grown. The issue is not soil itself. It is the condition of the soil and how it is managed.

Aeroponic tower farming approaches the problem differently. Instead of relying on soil health, it creates a controlled root environment where oxygen availability, water quality, and nutrition are managed precisely. When these elements are properly controlled, plants can absorb nutrients efficiently and consistently, allowing flavor, aroma, and texture to fully develop.

In other words, this is not about choosing soil farming over aeroponic tower farming, or vice versa. Taste depends on how vegetables are grown, not on the label of the farming method. Aeroponic tower farming makes it possible to consistently create the conditions required for vegetables to develop exceptional flavor, aroma, and texture.

Taste, Texture, and Aroma Are Closely Connected

Flavor is not the only signal of quality.

Smell is often overlooked in modern agriculture. Cut a typical supermarket cucumber today and it produces almost no aroma. Now cut a cucumber grown on aeroponic towers using a high-quality nutrient formulation and leave it in a room. The room quickly fills with the scent of fresh cucumber.

That aroma comes from volatile compounds that only develop when plants are properly oxygenated at the root level and fed with clean water and complete nutrition.

Texture confirms the same story. Leaves are crisp without being fragile. Tomatoes are firm without being hard. Cucumbers snap instead of collapsing. These qualities are immediately noticeable.

So, do vegetables grown on our aeroponic towers taste good?

Yes, when using our nutrient formula, quality seeds, and grown in the right, environment vegetables grown on aeroponic towers taste excellent.

They are flavorful, aromatic, and texturally satisfying. They taste the way vegetables are supposed to taste, the way they used to taste before industrial agriculture began prioritizing yield and uniformity over flavor and quality.

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