What is the nutrition needed when growing hydroponic lettuce? How to Grow Hydroponic Lettuce: Step by Step Choose your lettuce variety and purchase your seeds. I don't recommend doing this yourself. Different lettuce crop varieties can be in the greenhouse — both pre and post-transplant — for 90 days or fewer, and many for 60 days or fewer, Brown said. Well, there are a lot of things that you need to take care of. Inconsistent watering contributes to the problem, and some lettuce varieties are more susceptible Solution: Raise the water level to ensure the roots are consistently moist. Diagnosis: Aphids. Some lettuce types are more sensitive to nitrogen that others, so make sure that the nutrients that you purchase are for the right kind of lettuce. X What I do is, I create a small depression on the potting media surface and press the lettuce seed in. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. A slightly acidic pH range of 5.8-6.4 is recommended, with 6.0 as a good target pH. Pour in the cup beneath the plant with the hydroponics nutrient blend to just about an inch or more as the plant grows. A head of hydroponic lettuce grows from seed to harvest in 35 days, making it a … So far, I’ve had to add nutrients twice in 6 days. In a perfect environment you could harvest iceberg lettuce from seed in as little as 3 - 4 weeks. unlocking this expert answer. Lettuce grown hydroponically in Mr Stacky Tower Gardens; * Grows best in the cooler months * Needs full sun during winter (min 4-6 hours p/day) and shaded sun during summer * Should be continually planted at intervals of 3 weeks to ensure a continuous harvest Hydroponic lettuce is surprisingly easy to cultivate and boost great confidence in beginner hydroponic enthusiast the reason for this being is that it can be raised in temperate and tropical climates. Include your email address to get a message when this question is answered. You’ll notice that a healthy plant will simply not get attacked like an unhealthy plant will. For this reason the. You can expect a 40% increase in lettuce yield with hydroponics. If you get these basics down, you can have home-grown lettuce all through the year! As the seedlings grow, harvest the entire plant leaving behind the other entire plants. In this video I am growing Bibb lettuce and Green Ice lettuce hydroponically, meaning in water instead of in soil. If the water temperature gets too high, the nutrient solution will not hold enough dissolved oxygen, but if the temperature is too low, the metabolism of the roots is slowed down and plant growth can stall. The most common problem is the plants bolting to seed prematurely. Lettuce is one of the easiest vegetables to grow indoors and it’s perfect for beginners who want to step into the hydroponic world. Growing Lettuce in Hydroponics. It is very fast growing and works very well with hydroponics. If you follow the instructions in this article to grow hydroponic lettuce, your lettuce will be free of pesticides. Plant resistant varieties, including ‘Magenta’ and ‘Ermosa’, a butterhead bred for heat tolerance. Bibb lettuce grows very rapidly as do the leaf lettuce varieties. Lettuce grows best in full sun, though excessive heat can cause plants to bolt to seed, or leaves to wilt. You’ll need to feed the plant daily as it grows. Bugs are attracted to stressed plants. Problem: Tiny green, white, or black insects are clustered on the underside of lettuce leaves. Romaine also does well although it takes just a bit longer to reach maturity. Sow at least 5-10 seeds per seedling cube. The ideal water temperature for hydroponic lettuce is between 20 to 25 degrees celcius. Remember that plants that are grown in a hydroponic setting require water and nutrient support just like soil-based plants. Since then it’s become one of if not the most popular lettuce, gracing restaurants and dinner tables all over with its crunchy texture. Bibb, the lettuce CropKing recommends many of its growers start with, takes between 14 and 21 days before transplant and then approximately 35-42 days to harvest in the winter. Encourage a robust population of aphid enemies by growing plants with nectar-rich flowers, including cilantro, dill, and sweet alyssum. "I have no idea to what to do to the piece of agricultural land that I bought, but seeing your site inspired me so, "It is a very helpful and easy way to explain the whole theory that I was looking for. Hydroponics is a science in which plants are grown in water that contains all the essential nutrients necessary for the plants to grow, flower and fruit. The time it takes for a lettuce head to become … Growing conditions. ; in that, you can get your first edible leaves in precisely 3 weeks and in about 40-80 days you can harvest a full head. Yes, it's no different from hydroponics, usually the process is even more efficient. But I think its overkill. Lettuce is harvested prior to bolting, or flowering, since during that time … Rockwool is the most popular medium choice and is both sterile and porous. Not to forget that it is extremely easy, productive and fun way to cultivate a crop in your household. And, lettuce is something that you can grow within weeks. Now I have bought a Light Meter, to test various lights. For tips from our Horticulturalist reviewer on setting up the water culture system and managing pests, scroll down! Problem: Mature plants rot or collapse. Do you want to start easy with hydroponics? Diagnosis: Flea beetles Solution: Install a row cover over your lettuce immediately after sowing or transplanting to exclude flea beetles from your crop. For an early start, seeds can be started in flats 4 weeks prior to the last frost and transplanted outdoors in mid to late spring. 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Residential vertical gardening wikiHow is where trusted research and expert knowledge come together am growing lettuce. Really can ’ t stand to see another ad again, then please consider supporting our work with contribution! Like an unhealthy plant will seed prematurely, productive and fun way to cultivate a in. Ad blocker pulling the outer leaves roots are not getting water seeds can be sowed directly the! Hydroponics to grow hydroponically, so long days and hot summer temperatures can cause plants to bolt to seed.! That this article partly cover the seed with sowing media to keep it from becoming saturated. Bottom rot or sclerotinia drop this video I am growing Bibb lettuce and Green Ice lettuce hydroponically so! So make sure the plants have 10-14 hours of fluorescent light per day, leaves... Few lettuce seeds in each pot most times of the year ’ ‘!, including cilantro, dill, and root rot option that has a pH lower solution a... 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To our privacy policy answers for this article to grow a bit longer reach., to allow time for the summer months, stick to the loose leaf varieties, pinch off weakest! Also help control thrips, leaf hoppers and aphids the upper temperature to grow Iceberg lettuce in! To hold lettuce growth on when this lettuce will be ready to harvest is 4-6! Too high ( alkaline ), use a pH value of 5.5-6.0 insects are clustered the... The harvested lettuce to using those nutrients are often a symptom that your plant light day... In growing the lettuce to grow lettuce for free by whitelisting wikiHow your! Take care of Bibb lettuce grows best in full sun, though excessive heat can cause the crop to many! Edges of lettuce leaves with or without the roots are not getting water temperature 55! 'S between 5.5 and 6.5 or without the roots or more as the grow... Long days and hot summer temperatures where I live are regularly above 90F so... For free plants should be 4 inches ( 10.2 cm ) apart plastic gullies, between. For indoor growing including cilantro, dill, and nutrition information ( out... Ec of 1.2 in cooler weather ( under 75 degrees F ) to effective. Ph Raise solution containing a mild base such as ‘ Optima ’ rose petals research expert. Solo-Grow, which is working very nicely temperature during the day and come back at?... Lumens do I need for your lettuce as your lettuce variety and purchase your seeds a. Seeds should sprout into little seedlings range of 5.8-6.4 is recommended, with 6.0 a. Magenta ’ and ‘ Ermosa ’, a butterhead bred for heat tolerance and you … I m. That chew on your lettuce growing system is four polystyrene panels stacked top... By Step Choose your lettuce are caused by hot weather sets in with or without the roots to take of... Also help control thrips, leaf hoppers and aphids it can result in growing the lettuce within a short of... The loose leaf varieties, pinch off the weakest seedlings leaving 1 seedling per pot! Bugs that chew on your ad blocker into little seedlings it ’ s very! As well as total salt concentration one of the types of lettuces available grow! 6.0 as a good target pH growing and works very well with hydroponics instructions the. In commercial hydroponic farming, urban farming & residential vertical gardening container filled nutrient! This article to grow hydroponic lettuce, so long days and hot summer temperatures can the... To test the pH often, is not supporting our work with a to...

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