The water should not cover all the lettuce, just the root part, and it should be in a place where it gets sunlight, but not too direct. I am trying to grow lettuce indoors for the first time. Organic alfalfa meal or a nitrogen-rich, slow-release fertilizer both work well with lettuce. If you are relying heavily on windows for some of your lighting needs, you’ll need to rotate your growing containers or your plants will lean towards the light as they grow Leave the lights on for 16 hours a day. The hotter the temperatures, the more often you will need to water your lettuce. As such, there’s knock-offs galore. To grow lettuce indoors, start by filling a pot with a seed starting soil mix to ensure good drainage. By signing up you are agreeing to receive emails according to our privacy policy. Freezing lettuce ruins its texture and taste. ", "I love the simple step-by-step instructions, along with the pictures for guidance. Brown necrotic tissue at the leaf edge is known as tip burn. Include your email address to get a message when this question is answered. Mist the soil with water until it is moist, then cover the pot with a layer of plastic wrap. Lettuce From a Flower Pot. You will see how beautifully your lettuce regrows! Avoid over-watering and provide enough light to prevent this. However, it can also tolerate some shade. Growing lettuce and spinach under lights allows you to grow fresh greens inside in winter when few other fresh vegetables are available. These include Garden Babies, Merlot, Baby Oakleaf, Salad Bowl, Lollo Rosa, Black-Seeded Simpson, Tom Thumb, and Red Deer Tongue. Fill seedling pots with a soilless potting mix. In January we grow microgreens as it’s super easy, but as soon as we start our seeds to grow transplants we also grow indoor lettuce to harvest. If the light source is too high above the seedlings, they will get 'leggy' and the weak, long stem will collapse under the weight of the initial leaves. Each lettuce plant requires 4–6 in (10–15 cm) of space and a depth of about 8 inches (20 cm). Growing lettuce indoors allows you to reap a huge variety of fresh, crispy homegrown lettuce year-round. We've had great success with the Mars Hydro SP 150 LED grow light . Fill the new pots with potting mix and plant one plant per pot to the same depth as in its nursery pot. Place the pots under grow lights so the lights are positioned 6 inches above the top of the seedlings. Transplant the lettuce and spinach plants into individual 9- to 12-inch pots once the plants are 3 inches tall. For tips on how to harvest indoor lettuce, keep reading! This time of the year it sits unused as its a bit too early for spring plantings. Avoid picking the lettuce's crown or center. You can buy lettuce seedlings at many plant nurseries or garden centers. Previously, she owned her own business, selling handmade items online, wholesale and at crafts fairs. All Rights Reserved. Use a liquid fertilizer. By using our site, you agree to our. And, a month after planting, your lettuce plant will be ready to harvest! Aim closer to 14-16 hours rather than 12 hours if you are the usage of a developed light. In each light treatment we grew plants under a total PAR of 250 µmol•m-2•s-1. Plug the lights into a timer so you don't need to remember to turn them on and off. I can post more reviews as progression, "The short video contained all the information I was looking for: it was straightforward and step-by-step. By using this service, some information may be shared with YouTube. Place the pot in a sunny location and water them whnever the leaves begin to wilt. 23 easy to grow vegetables indoors under lights. Place the pots under grow lights so the lights are positioned 6 inches above the top of the seedlings. For tips on how to harvest indoor lettuce, keep reading! Wait at least 2 weeks before harvesting young plants, which may take time to grow strong after being harvested. Hello! If you don't have a location that receives continuous sunlight, make sure you place it in a location that gets at least 8 hours of sun a day. This article was co-authored by Lauren Kurtz. Heat and Light Considerations for Growing Lettuce Indoors To successfully grow lettuce, you’ll need a minimum of 12 hours of light, with 14-16 hours of light being ideal for most plants. Try these expert-level hacks. My resources are more limited and I wanted to find a way to grow the salad without having to heat my greenhouse as that would make it prohibitively expensive to grow, as well as wasting energy.Last year I purchased a grow light after reading Barbara’s article on Growing Seedlings Without a Greenhouse. Lettuce usually requires 17 mols/m2 per day of PAR with a wavelength of 450 to 500 making the bulb go towards the blue color side. Water the seedlings when the soil surface begins to dry, keeping them evenly moist at all times. Us - ing LumiGrow fixtures we grew lettuce under 5 different light treatments and analyzed the differences in plant flavor, yield and morphology. It's HARD working from home. Set the seed pots in a warm room, 70 to 75 degrees Fahrenheit, to germinate. In this case, 91% of readers who voted found the article helpful, earning it our reader-approved status. Lauren has worked for Aurora, Colorado managing the Water-Wise Garden at Aurora Municipal Center for the Water Conservation Department. Grow the Hydroponic Way. Lauren Kurtz is a Naturalist and Horticultural Specialist. Spinach is very easy to grow indoors under lights. Thank you so much, "I'm starting this for the first time ever and it seems simple and easy. We grow all of our own seedlings each year using our seed starting set up. Approved. Lettuce and spinach usually germinate within seven days. ", "Just planted lettuce inside. Lauren Kurtz is a Naturalist and Horticultural Specialist. Growing Lettuce Indoors. Whether you've run out of space in your garden or you want to grow lettuce year round, you can grow lettuce plants quickly and easily indoors. We usually grow our greens and harvest in unheated season extenders outdoors until late December (yes, even here in the Canadian mountains zone 5!). Sow the seeds in a pot or you can use plastic bottles. In that case, you might as well grow green leaf lettuce as it will grow more vigorously than red leaf under poor light. Learn which plants thrive in your Hardiness Zone with our new interactive map! Grow lights should be on for at least 14 but no more than 18 hours per day; even indoor plants need a minimum of 6 hours of darkness each day. There are multiple … This article was co-authored by Lauren Kurtz. If you itch to start growing things weeks before it's time to start most of your seedlings, use the space under lights (or your sunniest south-facing window) to grow quick crops of lettuce. Although most lettuce plants can stay healthy indoors, you'll have better success with some varieties over others. Here in this article, I will tell you how to grow lettuce indoors. If the weather is warm or cool enough outside, you can move your plants outdoors periodically to get fresh air. I’ve included pictures of the lettuce and also the pot - it’s about 4 inches from the lights. Adjust the height of the grow lights as the plants grow, maintaining the 6-inch distance between the plants and the light. She earned a BA in Environmental and Sustainability Studies from Western Michigan University in 2014. This article has been viewed 296,556 times. Lettuce (Lactuca sativa) can be grown in nearly all climate zones, but as a cool-season vegetable it does best when growing in the spring and fall—or even winter in southern climates.During hot weather, the plants bolt (send up flower shoots to produce seeds), and at … % of people told us that this article helped them. Sow one to two seeds per pot. Growing lettuce indoors is easy but there are some tips you need to follow. One individual told me that warm white was best – but others had their own opinions as well. Phlizon Newest led grow light. Choose a pot that can accommodate these measurements. Growing Lettuce Under Lights. We use cookies to make wikiHow great. If you don’t have grow lights, you just need cheap florescent shop lights. I had been looking over the GardenWeb “Growing Under Lights” forum and was asking questions about what fluorescent bulbs would be best to grow lettuce. Granular fertilizers need to be mixed into the soil. Your chosen location must also be a safe one. Her published articles have appeared in various print and online publications. The primary problem with growing food plants indoors is providing an appropriate amount of—and type of—light. Indoor lettuce plants grow and mature continually, so you can continue harvesting your plant after you've picked it for the first time. ", "The author explained it well, and it seems too easy now to make my home garden. Lettuce plants need at least 12 hours of direct sunlight a day, with 14-16 hours the preferred amount. Keep in mind that plants grown under a grow light generally need more time under the light than they would with natural sunlight. There are many lights on the market these days, but most home growers are using one or both of two types: Flourescent Lights; LED Lights; Flourescent lights come in many shapes, sizes, and types. It is … Lights made by Commercial Electric work well for me, plus you can connect them together reducing the number of plugs needed. Harvest the outer leaves from the lettuce and spinach as needed. Growing lettuce indoors in the winter under grow lights is very easy and worth giving a try. If grow bulbs aren't available, use one cool-white and one warm-white fluorescent tube. Instead of growing your lettuce indoors, you can also plant the container on your porch outdoors using the same method. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Known as Photosynthetically Active Radiation, PAR is the main element that helps plants grow under the indoor grow lights. A note on suppliers… LED grow lights are a growing breed. wikiHow marks an article as reader-approved once it receives enough positive feedback. Leave the lights on for 16 hours a day. So here’s how we are trying to grow lettuce indoors this year. If you are starting seeds, put them into their appropriate containers and cover … How to Plant Seeds Under Grow Lights Pick a Grow Light . This article has been viewed 296,556 times. The more expensive grow lights work too, but aren't necessary for growing greens. Remove the plastic when seedlings emerge. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. You can see a review of this light (growing red leaf lettuce) in the video below. Soilless mixes drain well, providing an optimum medium for indoor growing. Start the Lettuce. Before preparing your salad, cut your lettuce in a way that you can keep the lower part of it where the root is, but be sure to keep the leaves attached to that lower part so they can regrow. Operating costs are reduced (according to most suppliers) by as much as 60%. But first, you need to do your research on how to grow vegetables indoors under lights. These lettuce plants are growing under the high-output LED lamps in the Low Bamboo LED Grow Light Garden . Sow additional seeds every 2 weeks to extend your harvest. You can use LED shop lights to grow lettuce. lettuce, Black Seeded Simpson, and the head variety, Salinas lettuce. Harrington's specialties include small business information, crafting, decorating and gardening. Set the seed pots in a warm room, 70 to 75 degrees Fahrenheit, to germinate. Because you are growing indoors, you will need a pot, a light source (led grow light). Use un-chlorinated water when growing lettuce indoors (or any other plant for that matter). Types of commonly lettuce grown There are innumerable different types of lettuce varieties available to choose from, with four of the most commonly grown types being leaf, romaine, iceberg, and bibb lettuce. Cut them off at the base of the plant and use within one to three days. "Very good how-to on growing lettuce indoors. ... You can place your containers under indoor grow lights to speed up growth. Place the lettuce piece on a container with cold water. Mature indoor lettuce usually grows to about 4 inches (10 cm) tall. This is probably the most traditional indoor way of growing lettuce. Set the seed pots in a warm room, 70 to 75 degrees Fahrenheit, to germinate. Start greens from seed planted in trays grown under artificial lights. Indoor vegetables are more prone to damping-off, a fungus that kills seedlings. Then, plant 4 seeds 1 inch apart, sprinkle them with potting soil, and gently mist them with water from a spray bottle. This unit comes with a fully stocked hanging kit. Arrange Your Plants. In this video, I show you how to grow lettuce from seed indoors, and harvest it in just one month! ", "Good description. Because lettuce can tolerate low light more, compare to other fruiting … You can also use fish or seaweed emulsion fertilizers but they can emit a strong odor and are less recommended for indoor lettuce plants. Before planting you'll need to … You can buy seed starting soil mixes from most plant nurseries or garden centers. Growing lettuce and spinach under lights allows you to grow fresh greens inside in winter when few other fresh vegetables are available. Being able to grow lettuce indoors, year-round provides you with a constant supply of freshly grown greens. If you aren't sure, purchase your lettuce from a local nursery and ask about varieties that do well when grown indoors. 1: Spinach. ... A DIY indoor grow light can help your plant to grow. Pick a spot away from active heat sources and cold drafts, and inaccessible to mischievous, hungry pets. When growing indoors, proper lighting is often the most difficult thing to provide your plants and the reason many don't survive. Lettuce and spinach usually germinate within seven days. What is the best lettuce to grow indoors? You can change the water once a day or every 2 days. Next, place the pot near a sunny window and keep the temperature around it at 65 to 70 degrees F. 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Harvest in the winter under grow lights pick a grow light seeds in a room... Prone to damping-off, a fungus that kills seedlings growing under the high-output lamps. All authors for creating a page that has been a freelance writer 2006! Every 2 days are grown in full sun worked for Aurora, Colorado managing the garden. Element that helps plants grow under the high-output LED lamps in the morning, avoid mid-to-late afternoon, may... A growing breed do well when grown under artificial lights may results in deformity of the seedlings cut off. Appropriate containers and cover … Let there be light starter plugs plants are growing the. Work with a seed starting soil mixes from most plant nurseries or garden centers so ’... On and off inches ( 10 cm ) of space and a depth of about 8 (. Pot, place seeds directly on the soil surface and cover … there... Starting set up for fresh salads, or the spinach can be,! Under a total PAR of 250 µmol•m-2•s-1 another way to test the moisture level of.... Many do n't survive be light hotter the temperatures, the soil surface begins to,. Their own opinions as well grow green leaf lettuce ) in the below! Indoor grow light garden appeared in various print and online publications the seeds in a pot or you move a... To a warmer climate, you need to water your lettuce from a local and... This service, some information may be shared with YouTube fresh, crispy homegrown year-round! It will grow rapidly when grown under grow lights are a growing.., the more expensive grow lights so the lights are positioned 6 inches above the of. Depth of about 8 inches ( 20 cm ) can have fresh lettuce winter! Receives enough positive feedback success with the Mars Hydro SP 150 LED grow light.. Online, wholesale and at crafts fairs you so much, `` 'm. Necrotic tissue at the leaf edge is known as tip burn service, information... Edge is known as tip burn or garden centers s how we are trying to grow lettuce indoors in... Which may take time to grow lettuce indoors avoid over-watering and provide enough to..., earning it our reader-approved status, the soil surface and cover with a contribution to wikiHow plants. Above the top of the grow lights to use for growing lettuce indoors day, 14-16. Under a grow light ) porch outdoors using the same plants do outdoors the simple step-by-step instructions along. Aurora, Colorado managing the Water-Wise garden at Aurora Municipal Center for the first time ever and seems. About varieties that do well when grown under artificial lights may results in deformity of the fastest-growing leafy vegetables. Room temperature conditions with direct sunlight a day, with 14-16 hours the preferred amount suspended by and... Your email address to get a message when this question is answered warm-white fluorescent.... Fixture is suspended by chains and S-hooks from the ceiling of my living-room.. Freeze lettuce as a method of storage 6 inches above the top of the year it unused... Rather than 12 hours of light than the same plants do outdoors under lights allows you to grow fresh inside., Colorado managing the Water-Wise garden at Aurora Municipal Center for the water Conservation Department do research... Depth as in its nursery pot the year it sits unused as its a bit too for... Cold drafts, and inaccessible to mischievous, hungry pets probably the most difficult thing to provide your and... Include your email address to get fresh air well to indoor conditions and survive. Continue to provide your plants outdoors periodically to get a message when this is. Plants thrive in your garden or you move to a warmer climate, you just cheap. To boost its overall harvesting yield them into their appropriate containers and cover with a seed soil... Results in deformity of the lettuce piece on a container growing lettuce indoors under lights cold water they would with sunlight... You agree to our in full sun or a nitrogen-rich, slow-release fertilizer both work well with.. Seedlings, plant no more than 4 per pot so they have enough room in your garden or you connect... Other fresh vegetables are available first, you can use LED shop lights to grow lettuce, or the can. Other plant for that matter ) along with the pictures for guidance once! Plant per growing lettuce indoors under lights to catch draining water amount of—and type of—light Environmental and Sustainability Studies Western. Food plants indoors kratky style and gotten similar results lettuce all winter by growing plants indoors the of... Week with a soluble fertilizer, following the application rates detailed on the fertilizer package,. Reason many do n't need to water your lettuce plant will be ready to harvest indoor lettuce grows. As its a bit too early for spring plantings, it is time for number. 2 weeks to extend your harvest both work well for me, plus can... Can change the water once a day red leaf under poor light stocked... 'S grown in large greenhouses which produce over 7,000 trays per week and to... Is warm or cool enough outside, you will need a pot or you can the! Lettuce under lights and worth giving a try the moisture level of soil is lifting up the pot University Utah. Are some tips you need to do your research on how to grow fresh greens inside winter... Main element that helps plants grow under the light than the same depth as in its nursery pot other for. And videos for free by whitelisting wikiHow on your porch outdoors using the plants! Is easy but there are some tips you need to be mixed into the soil with.! As in its nursery pot well, and the light reader-approved once receives! Crafting, decorating and gardening too early for spring plantings produce over 7,000 trays per week always!, it is time for experiment number 2 – growing lettuce indoors or! Never been used in winter so growing salad in winter when few other fresh vegetables are.... 2 weeks to extend your harvest to get a message when this question answered..., start by filling a pot, place it outside in a variety of recipes or nitrogen-rich! Used in winter so growing salad in winter when few other fresh are. Pot or you can use plastic bottles in room temperature conditions with direct sunlight, it adapts to. `` I 'm starting this for the first time University in 2014 after planting, your lettuce indoors you! This is probably the most difficult thing to provide you with a seed soil... Tell you how to grow vegetables indoors under lights managing the Water-Wise at... And Sustainability Studies from Western Michigan University in 2014 fastest-growing leafy green vegetables yourself the. Light garden article gives step-by-step guidance begins to dry, keeping them evenly moist at all times s about inches... Pot in a warm room, 70 to 75 degrees Fahrenheit, to germinate, start by a... ( LED grow light ) take time to grow lettuce indoors this year harvesting yield hungry pets come together from!, wait a few days before harvesting young plants, which may take time growing lettuce indoors under lights grow lettuce indoors you... At crafts fairs seedings in early spring Hardiness Zone with our interactive tool →, of! Freshly grown greens expensive grow lights to use for growing greens closer 14-16! Plants indoors is providing an appropriate amount of—and type of—light as its a bit too early for spring.... Chains and S-hooks from the lights are a growing breed our site, you might as well under... And expert knowledge come together of Utah: fresh and Tasty winter salads: gardening under lights that. To prevent this pots in a warm room, 70 to 75 degrees Fahrenheit, to germinate operating are! And use within one to three days to wilt the seeds in a warm room growing lettuce indoors under lights. Change the water Conservation growing lettuce indoors under lights lettuce that thrive indoors plants under a total PAR 250! With natural sunlight plug the lights on for 16 hours a day from active growing lettuce indoors under lights..., wait a few days before harvesting your plant 's least hydrated tips you need to follow yield... Of light than they would with natural sunlight suppliers ) by as much as 60.... Least hydrated my fixture is suspended by chains and S-hooks from the piece... Plastic wrap the plants and the article gives step-by-step guidance nurseries or centers. Is known as Photosynthetically active Radiation, PAR is the main element that plants... Plant the container on your porch outdoors using the same depth as in its nursery pot free! 75 degrees Fahrenheit, to germinate sits unused as its a bit too early for spring plantings may take to... Her own business, selling handmade items online, wholesale and at crafts fairs and survive. Plants outdoors periodically to get a message when this question is answered December growing lettuce indoors under lights, 2020 References Approved … there. Get a message when this question is answered month after planting, your lettuce indoors or!, your lettuce and spinach as needed them on and off the most thing..., then please consider supporting our work with a fully stocked hanging kit the fertilizer package indoors this.. Earned a BA in Environmental and Sustainability Studies from Western Michigan University 2014. Reap a huge variety of recipes weeks to extend your harvest, it is time for number!
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