Soilless Tomato Gardening (Hydroponic Tomatoes)

How to grow Hydroponic Tomatoes or Soilless Tomato Gardening

Today’s article is all about soilless tomato gardening or hydroponic tomatoes gardening tips, techniques, and ideas. Why hydroponic tomatoes? This question has some legitimate query. To answer this we first need to know what hydroponic is. Gardening changed with the introduction of modern day’s methods to overrule the long-lived techniques. Change is inevitable and necessary as well. This is a subset of hydroculture, which is dedicated to growing plants without soil. The logic behind the process is instead of using mineral nutrient solutions in a water solvent, terrestrial plants may be grown with only their roots uncovered to the nutritious liquid, or the roots may be physically sustained by an inert medium such as perlite or gravel.

Although the benefits of hydroponics have sometimes been interrogated, it looks as if there are to be many advantages in growing without soil. Some hydroponic growers have found that they get yields many times greater when they shift from conservative procedures. With smaller roots, you can grow more plants in the same space and get more harvests from the equivalent amount of ground. As hydroponically developed plants dip their roots straight into nutrient-rich solutions, they get what they need much more effortlessly than plants growing in soil, so they require much smaller root systems and can avert more energy into leaf and stem growth.

Hydroponic Tomato Gardening.
Hydroponic Tomato Gardening.

Numerous tomatoes are developed hydroponically. Hydroponics tomatoes at home can taste on a par with tomatoes developed in rich soil outside. The advantages of becoming hydroponically incorporate having the option to control and broaden organic product creation, just as having the option to expand the supply of regular sugars and different segments that plants use to deliver particularly delectable tomatoes. Hydroponics developing in controlled conditions gives cultivators capacity to collect create all year. For business purposes, the capacity to deliver summer crops all year implies having the option to give natural product, blossoms, and veggies out of season when they direction more expensive rates.

You’ll be agreeably astounded to locate the astonishing scope of Advanced Nutrients plant development items that will enable you to develop extraordinary hydroponic tomatoes outdoor, indoor, and in nurseries utilizing changed or all out hydroponics procedures.

Varieties for Soilless Tomato Gardening

Often, one of the most perplexing features of hydroponic tomato production is picking good varieties to nurture. The tomato is a harvest that has been the issue of widespread plant breeding, and selection over an extended period of time and the genomic diversity of tomato types to select from seems endless. Lists of suggested tomato varieties for hydroponic production incline rapidly towards the end and go out of date. However, there are a few diligence standards that have been confirmed in numerous different systems and climates to repeatedly perform well in hydroponic systems.

Vining varieties like Brandywine, Matusalah, Giant Beefsteak, Trust, Delilah varieties often develop over a long season (10-18 months). It can also be developed as a shorter-term crop by eradicating the growing point when it extends the top of the training wire.

Heirloom varieties like Moskvich, Thessaloniki, Brandywine Pinke, Mortgageare, heirloom varieties, open-pollinated tomato developed hydroponically.

Specialty varieties like hydroponic Cherry Tomatoes, Cocktail tomatoes, Plum Tomatoes, and Italian varieties. Plum or Italian varieties are becoming more widespread as specialty lines for many hydroponic producers. Time and again, with these types of elongated fruit, flower head rot is more common than round, red varieties. Many growers find this to be a significant problem in warmer growing conditions. Trailing new varieties of greenhouse plum sorts, rather than those usually grown outdoors, is one way of diminishing this problem.

Basic Care of Soilless Tomato Gardening

Basic Care of Hydroponic Tomato Plants.
Basic Care of Hydroponic Tomato Plants.

Hydroponically cultivated tomato plants do finest when they get 16 to 18 hours of sunlight each day and are sprinkled through a drip-irrigation system or a flood-and-drain table. The optimal pH range of the nutrient solution for growing tomato vegetation is 5.8 to 6.3. Inferior the pH level by adding phosphoric acid, and advance it by tallying potassium hydroxide. Keep the “daylight” temperatures for your tomatoes 65 to 75 degrees Fahrenheit and nocturnal temperatures about 55 to 65 degrees Fahrenheit. Change the nutrient solution weekly. Pollinating your hydroponic tomatoes by hand, if possible with a soft paintbrush, further safeguards an all-out yield.

Various elements impact tomato natural growth: plant hereditary qualities, light proportions, temperature, water pressure, raised saltiness, manure boosts and leaf territory (as affected by the preparation outline utilized). A large number of these factors can be controlled by producers to build the kind of tomato that is the best natural product.

Pollination another important aspect tomatoes are to bear fruit, they requisite to be pollinated. Except growers are working to engage in artificial pollination, the plants must be manageable to pollinators, which can comprise insects and wind. Obviously, it is difficult to arrange for pollinator admittance to plants grown indoors or in greenhouses.

And finally, overall environmental conditions tomato plants writhe when there are windy situations, extreme heat or cold, adulterated air or soils, or manifestation by insects, blight or disease. Tomatoes need ample amounts of water, but they do not need to be floated. Avoid overwatering as much as you lookout against drought.

Pruning in Soilless Tomato Gardening

Tomatoes do best if you trim them to a lone stem reinforced by twine or trellis. Select one main stem and train it up, disregarding other side stems and breaking off the “suckers” (shoots which sprout between the main stem and each leaf petiole0. Keeping the tomato plant pleasantly prepared and from getting too bushy aids the plant’s energy goes towards developing fruits instead of all vegetation.

It’s also a good idea to permit no more than 4-5 flowers on each truss (or cluster of flowers). Pruning of some of the fruits results in more constant and stout tomatoes. Eliminate yellowed leaves at the bottom to allow air movement. Once the fruits start ripening, you can even shred off the bottom leaves all the way up to the ripening tethers.

Pruning of Tomato Plants.
Pruning of Tomato Plants.

Read: Apartment Gardening Tips and Ideas.

Growing Media for Soilless Tomato Gardening

Tomatoes can deliver high yields with the right kind of support from the growing medium. The option of growing medium is also connected to the technique that you plan to use for hydroponics. So you have a lot of choices here, as tomatoes can thrive in any of the different hydroponics techniques.

We have sorted a list of different growing medium suitable for use in different hydroponic systems.

Expanded clay pellets – deep water culture, NFT, Drip systems

Coco coir – passive hydroponics

Rockwool – Drip, Flood and drain systems

Perlite/Vermiculite – NFT, Drip system, also used with other growing media like Coco Coir

Best Hydroponic Systems for Tomatoes

Tomatoes are robust enough to work with an extensive range of hydroponic procedures. But as they are substantial feeders, the level of conservation required can be a problem for some techniques. For example, in the fruiting stage, these plants can take considerable amounts of potassium and micronutrients. If you are using a recirculating system, the pH level can get improved pretty quickly. Different systems also allow hydroponic tomatoes DIY as well so more creativity with huge production volume at your home is possible.

Even in impassive systems, the pH level of the water prerequisites to be observed closely. But in recirculation, persistent vigilance is needed to guarantee that no deficiencies follow. That being said, tomatoes can be grown by means of any of the following methods:

Nutrient Film Technique

Deep Flow Technique

Drip System


Growing Healthy Tomato Plants

Saplings or seedlings are the easiest way to have your own hydroponic grows system. You can buy these from your local hydroponics/garden store. It is, of course, promising to grow tomatoes from the seeds. This method adds a couple of weeks to the total budding time, but it has several advantages. One benefit is that there are many heirloom types of tomatoes available by seed that are not available as marketable seedlings and transplants. You can select specific varieties of seed tomato that are flawless for your growing needs and situation. Tomato seeds usually sprout within 10-14 days after sowing. Once they germinate, you should immediately transfer them into your hydroponic system with adequate light and nutrient availability.

Step By Step Guide for Growing Tomatoes Using Ebb & Flow hydroponic system

Ebb & Flow is relatively cheap and easy to build at home. This system is also recognized as a flood and drain system for the reason that it floods the plants with nutrient solution and then drains the solution back to the reservoir. Various hydroponics stores, sites and home improvement stores also sell a variety of hydroponics kit which includes everything that you need to set up your system. Alternatively, you can also purchase each component separately, or even find some of them around your house for DIY projects.

Materials required for Soilless Tomato Gardening:
  1. A large reservoir tray or container, if possible with Lid.
  2. A smaller growing tray to hold the developing plants above the reservoir.
  3. Container pots or net pots for individual plants.
  4. A submersible water pump.
  5. PVC tubing, two different sizes, one ½ inch, and a larger tube.
  6. Growing medium – rockwool, clay pellets, or a mix of coco coir plus perlite.
Hydroponic tomato nutrient solution

Steps Involved in Soilless Tomato Gardening:

The first step is after cleaning the reservoir fill it with distilled water. Each tomato plant needs a minimum of 2.5 gallons. So you can plan according to the number of plants you want to raise.

Make holes in the lid of the reservoir to allow for the tubing. Always make use of a lid on the reservoir to put off algae growth.

Keep the smaller tray above the reservoir. For ebb and flow, you need a tray with larger sides.

Install a water pump or fountain pump inside the reservoir to keep the water aerated. It should be efficient enough to pump water up to the grow tray and flood it.

Connect the grow tray, pump, and the reservoir using the two tubes. For this, you will need to drill two holes at the bottom of the tray.

Use the thinner tube as a water inlet, and connect it to the water pump. In the grow tray, the broader tube should project to the flooding limit.

To avoid any growing media clogging your system and causing deoxygenated conditions, you can install filters on both inflow and outflow tubes.

Place the seedlings/plants in the growing medium inside individual grow pots. Place these pots evenly spaced in the grow tray.

Add the recommended concentration of nutrients to the water.

If you are growing indoors, install effectively powerful grow lights at proper distances. Make sure that the plants get good 14-18 hours of light, especially at the fruiting stage.

As your tomatoes start growing bigger and start to ripen, their water and nutrient requirements will increase.

Keep checking the water for pH and EC levels, on a regular interval of time. Always replace the nutrients solution at least once a week.

If you are growing indeterminate tomato plants, prune them regularly, break unnecessary stems. Consider using a stake for support to keep the plants upright and above the water/growing medium.

The harvesting time varies depending on the variety used. Some tomatoes bear fruit within 50 days, while some may take as long as 100 days after planting for the first harvest.

Read: Classification of Rose and Species of Rose.

Determinate vs. Indeterminate tomatoes

Tomato plants can be either determinate (bush) or indeterminate (vining). Botanically all tomatoes are vine plants, with stems or runners that climb across structures. Of these, the determinate (bush) varieties spread out along the ground, while vine varieties have a preference for more vertical growth.

Indeterminate plants have no preset height limit. With proper pruning and support, these plants will continue growing and bearing fruit repeatedly with its vegetative growth.

Commonly determinate tomato plants are best suited for hydroponic hobbyists or home growers, and small indoor growing areas, as they grow only to a set height, anywhere from two feet to four feet or more. After flowering and bearing fruit, the vegetative growth of the plant is greatly reduced.

However, bush tomatoes are harder to clip and grow in a trellis system. In contrast, you can easily prune a vining variety, selecting a single “leader’ stem and cheering it to climb using a stick, rope or trellis for support.

Both bush and vining varieties are used to grow hydroponic tomatoes commercially with great results.

Basic Care

Tomato plants raised hydroponically do best when they receive 16 to 18 hours of light each day and are watered through a drip-irrigation system or a flood-and-drain table. The optimum hydroponic tomatoes pH range of the nutrient solution for growing tomato plants is 5.8 to 6.3. You can lower the pH level by adding up phosphoric acid and raise it by adding potassium hydroxide. Keep the “daylight” temperatures for your tomatoes maintained at 65 to 75 degrees Fahrenheit and night-time temperatures about 55 to 65 degrees Fahrenheit. Change the nutrient solution weekly. Pollinating your hydroponic tomatoes by hand, preferably with a soft paintbrush, further ensures the maximum yield.

Pollination: Tomatoes are autogamous crops are pollinated by their own natural system though outdoors agencies like wind, bees and other insects which carry the male pollen to the female part of the flower (stigma.) fastens the pollination. Indoors pollination can also be performed manually by the grower. This can effortlessly be accomplished using a small painting brush or Q-tip to transfer the powdery pollen. You can simply dab the brush or Q-tip on the stigma of each flower. This can be done daily over a period of several days when the flowers indicate their receptivity to receive fertilization by bending their petals back and exposing the stigma. Manual pollination is done to make sure you get the potential yield of the variety.

Pests in Soilless Tomato Gardening

Various sorts of pests can be the biggest problems for your hydroponic tomatoes, regardless of whether the plants are developed inside. Nuisances, for example, whiteflies, tomato pinworms, cabbage loopers, and creepy crawly parasites really can be less concern for hydroponically developed tomatoes than ordinarily developed, exposed tomatoes due to the absence of the irritating common predators in the indoor condition. To help counteract bothering issues you can begin cultivating the tomato plants from seeds instead of transplanting tomato plants inside from outside garden.

Common Diseases in hydroponic tomatoes

The tomato plants’ yield can be enormously decreased if off chance they become unhealthy. Hydroponic tomatoes can experience the ill effects of bacterial, viral or potentially contagious sicknesses. Bacterial diseases may cause little; water-doused spots on natural products, and later the spots become scabby. Contaminated leaves may create dull dark colored spots. Hydroponic tomatoes may likewise capitulate to the tobacco mosaic infection, which causes mottled, puckered zones on the leaves. Parasitic diseases, for example, botrytis curse, fine mold, Verticillium, and Fusarium likewise can influence your tomatoes. Plants contaminated with botrytis curse grow a dark shape on leaves and organic products while fine mold covers leaves with a white, fine substance. Verticillium or Fusarium shrivels turn leaves yellow and within lower stems yellow or darker. These two ailments bit by bit cause plants to wither and kicked out of the container other parasitic s infections may cause dark color or dark spots all through influenced plants. So as to prevent these situations, plant disease-free cultivars, and stay away from both overhead watering and harming plants.

It is enormously significant, especially in hydroponics, to offer an appropriate hydroponic nutrient solution. Most marketable fertilizers, especially those available in garden shops or nurseries are poorly calculated and can often do more harm than good. Hence it is recommended whenever you are looking for nutrient solutions online also go with the consumer’s true feedback. Advanced Nutrients formulas have higher components that are easily engrossed, growth optimized, and appropriately configured so your plants will grow faster and yield bigger harvests.

If there are any deficiencies in the nutrient levels, pH or EC, the results can be simply seen on the plants

  • Yellow plant leaves are a sign of high pH or low quantity nutrients
  • Red stems or curled up leaf tips indicates low pH
  • Leaf tips curling down show a higher than the required nutrient level
  • Hydroponic tomato not flowering or early flower drops are often a result of potassium deficiency.

Read: Best IndoorHydroponic Plants.

Cat facing is twisted tomato fruits with marks and holes at the blossom end. Triggered by cold weather through the blossoming stage, or possibly high levels of nitrogen in the soil. Though this condition is encountered when your hydroponic system is located outdoors.

Blossom End Rot is bothered by calcium insufficiency amid organic product development. Infections that are created on the bloom end of the organic product. This is regular in hydroponic situations when an excessive amount of water puddles in the root zone, draining calcium.

Flower Drop occurs if the plant is stressed by environmental conditions such as less moisture availability, heat, wind, cold or other factors, tomato plants may drop their flower or have inferior fruit.

Cracking occurs when there is a severe fluctuation in moisture (such as overwatering) and temperature can cause the fruit to crack externally.

Internal Browning in tomatoes is the appearance of gray and discolored on the outside. Inside, there are brown lesions on the wall. It is caused by water stress or too high levels of nitrogen in the growing media.

Leather-end Roughness and Scars are visible diseases brought by high levels of nitrogen in growing media.

Whitewall is that condition of the fruit when it turns white and toughens. It can be the consequence of potassium deficiency, water stress, or in addition to high temperatures.

Puffiness, It is more common in hydroponic environments. Generally caused by too much nitrogen, too little potassium in the growing media.

In contrast to herbs or green vegetables, tomatoes are adaptable and helpful in a wide scope of dishes, plates of mixed greens, and even sauces. In the event that you have probably some experience and achievement in developing verdant greens and herbs in hydroponics, tomatoes are what you have to attempt straightaway.

That’s all folks about soilless tomato gardening. Coming up to the end of the article, do try the process and share your experiences. Till then Good Luck.

Read: How to Make Fish Meal Organic Fertilizer.


  1. I got very useful tips for tomatoes in greenhouse. I would like to know why the stems are so thick at the flowering stage thus making pollination difficult. Thank you ,Sir.

    • That’s not an issue thick stems can be characteristic feature of the variety you are growing. Tomato is a self pollinated crop but for supplimentary pollination you can brush pollens to plant’s stigma . Hope you find this helpful. Keep reading and keep gardening 🙂 goodluck

  2. Yes and it is easy too . You can enjoy bunch of fresh organic tomatoes at your home. Keep reading for more encouragement 🙂
    Happy gardening.


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