Lettuce (Lactuca sativa) is one of the most commonly grown hydroponic vegetables. However, the growing conditions can affect the growth rate.”. Gently, partly cover the seed with sowing media to keep the seed intact. Is hydroponic lettuce free of pesticides? In a perfect environment you could harvest iceberg lettuce from seed in as little as 3 - 4 weeks. Here are some varieties that perform very well in hydroponics and with indoor artificial lighting: Green Ice is a green loose leave variety that provides a long picking season. To prevent bitterness, keep the soil evenly moist and harvest plants before they begin to form a conical head. As the seedlings grow, harvest the entire plant leaving behind the other entire plants. X Hydroponic lettuce grows best in a medium that has a pH value of 5.5-6.0. You may need to consider a method to control the temperature during the day. But I think its overkill. Growing hydroponic lettuce. Growing conditions. Problem: Mature plants rot or collapse. How many lumens do I need for lettuce to grow? Yes, it's no different from hydroponics, usually the process is even more efficient. pH control is also important for hydroponic lettuce production. You’ve probably heard about the iceberg… Isn’t that good? The best part? We chose to grow iceberg lettuce hydroponically. Do you want to start easy with hydroponics? Keep soil in the seed tray moist. When it comes to lighting, no one has an accurate answer. 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. Did you know you can read expert answers for this article? Is it possible to grow lettuce using aeroponics? Growing Guide GROWING NOTES. This article has been viewed 197,287 times. Encourage a robust population of aphid enemies by growing plants with nectar-rich flowers, including cilantro, dill, and sweet alyssum. Therefore, only attempt to grow these varieties during winter. Lettuce is a cool season vegetable, meaning they grow best between 45° and 80° F, perfect for indoor growing. How much water does hydroponic lettuce require? Place your lettuce in each of the Mr Stacky pockets, Ensure the lettuce receives full sun in winter (min 4 hours direct sunlight) and in summer a maximum of 4 hours and preferably morning or afternoon light. Hydroponics lettuce Why we chose Iceberg lettuce. You will have to take a seed, place it in a growing pot and locate the pot in a tray filled with water. Contact Brian, Mr Stacky Australia admin@mrstacky.com.au 0424 169 729, Vertical Gardens –5 Tier Stackers –Wall Gardens –3 Tier Hangers –Heavy Duty Trolleys, Hydroponic Kits –5 Tier Manual Watering –Smart Farm Tower –Smart Farm 3 Tower –3 Tower DIY Kit –9 Tower DIY Kit, Commercial Farms –30 Tower Farm –60 Tower Farm –100 Tower Farm –Bulk Stacking Planters, * 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, * Will be ready for harvest from 30 – 60 days from sowing (depending on the variety). Romaine also does well although it takes just a bit longer to reach maturity. Growing in a floating raft (Kale Romaine Butternut crunch) 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. I’m using Solo-Grow, which is working very nicely. Earlier or later depending on the desired size of the harvested lettuce. Consider taste, mature plant size, and nutrition information (check out our review of the best hydroponic nutrients! Grow rock is another popular option that has a neutral pH and holds moisture well. Include your email address to get a message when this question is answered. Thanks to all authors for creating a page that has been read 197,287 times. This way, you’re allowing 1 or 2 plants to fully mature in each pot. A head of hydroponic lettuce grows from seed to harvest in 35 days, making it a … Sow at least 5-10 seeds per seedling cube. What is the sweet spot for lettuce in terms of EC? Support wikiHow by What is the remedy for that? The lettuce is placed in plastic gullies, usually between 2.5- and 6-in. For Cos and Iceburg varieties, pinch off the weakest seedlings leaving 1 seedling per mesh pot for best results. Put the cubes in a dish of water for two weeks in a dark condition. Lettuce is a low-light, low-temperature crop. Grow lettuce seedlings outside of the water culture system, and once they are around 2 inches tall, transplant them into a net pot and place the pot in the reservoir. Bugs are attracted to stressed plants. unlocking this expert answer. Sow a few lettuce seeds in each cell of a seed tray. Lettuce is the easiest vegetable to grow hydroponically, so it’s a great place to start. Lettuce is a non fruiting plant, therefore it does not require a lot of water. If you go with rockwool, be careful to keep it from becoming too saturated. What is the temperature of your growing area during the day vs, at night? If it is hot during the day, the leaves will wilt. 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 * Will be ready for harvest from 30 – 60 days from sowing (depending on the variety) * Needs constant moisture * Are very easy to grow and taste amazing!!! If the pH is too acidic, use a pH Raise solution containing a mild base such as potassium, Thanks for reading. Bugs that chew on your lettuce are often a symptom that your plant is not. I notice that my lettuces' leaves have bumps on them. Well, you can opt for growing lettuce. If you decide to grow your own hydroponic lettuce, you can ensure that your lettuce crop is free of pesticides: simply avoid using any pesticides in your hydroponic lettuce setup. Since then it’s become one of if not the most popular lettuce, gracing restaurants and dinner tables all over with its crunchy texture. Ona regular basis be sure to check your nutrient solutions pH as well as total salt concentration. The best EC value for growing lettuce is about 1.4 mS/cm. it’s growing very fast so you can see the results almost immediately and start eating your own lettuce in 4 weeks. This article was co-authored by Maggie Moran. If you grow your hydroponic lettuce outdoors on a patio or deck, be sure to protect it from rain so that excess rainwater doesn’t get into the bucket and dilute the nutrients in the water. You can expect a 40% increase in lettuce yield with hydroponics over soil grown lettuce, but warning! A slightly acidic pH range of 5.8-6.4 is recommended, with 6.0 as a good target pH. To grow iceberg lettuce, start by filling a shallow seed tray with soil and sprinkling a few seeds in each cell a few weeks before the last frost. (You’ll later pinch off the weakest seedlings). much to do something for the future, for the people. If you get these basics down, you can have home-grown lettuce all through the year! If you don't remember which nutrients you were successful with, it's always a safer bet to purchase a nutrient kit from a gardening store. During the summer months, stick to the loose leaf varieties. If you had success the first way you grew your lettuce, go back to using those nutrients. This medium is reusable if cleaned thoroughly, which can be beneficial for growing hydroponically in your home, but might be tedious on a larger scale. Click here for a complete list of the types of lettuces available to grow. Good news is that with a drain to waste system, testing the PH often, is not as necessary. To test the PH is easy with any pool PH testing kit. Problem: Tiny green, white, or black insects are clustered on the underside of lettuce leaves. Make sure the plants have 10-14 hours of fluorescent light per day, and keep the temperature between 55 and 75° Fahrenheit. These pests are a problem, especially when the weather is cool, because they emerge earlier and tolerate colder temperatures than many of their predators. Whether you grow your lettuce indoors or out, you need to watch for insects and pick them off the leaves so that they don’t destroy the plant. Lettuce is harvested prior to bolting, or flowering, since during that time … It is very fast growing and works very well with, hydroponics. If you are interested in putting together your own hydroponic garden at home and want to start with a simple, foolproof method, a “lettuce raft” (also known as "deep water culture") system might be perfect for you. Ad again, then please consider supporting our work with a contribution to.... Can grow your crop throughout the year it 's no different from hydroponics, usually the process even! 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