If you’re looking for the best way to grow romaine lettuce, try following these tips: Start spring crops indoors. Romaine needs 70 to 75 days to mature. As the seeds germinate, you may have to thin them out. Growing Guide GROWING NOTES. Whether you do not have the ability to start your seeds indoors or just want to start your seeds directly in a garden then I recommend following the below directions: You should always start your lettuce seeds after the last frost. It can allow an early start because the pots are brought indoors during light freezes and left outdoors during early spring days. Fill the seed trays to within 1⁄2 inch (1.3 cm) of the top with a soilless growing medium. You can start harvesting leafy varieties much sooner than that, since they don’t need to reach full maturity first. Gardeners do not have access to GMO seeds and organic seeds is a marketing term and not truly a type of seed. Start lettuce indoors 4 weeks before transplanting; sow or transplant lettuce into the garden as soon as the soil can be worked. Kids especially love stuff that is fast and easy to grow from seed, like lettuce! If you wash your lettuce and place it in a zip-lock bag your lettuce can last 2-3 days. It will take approximately 10 days for your seeds to germinate or “pop” through the soil. This is a fantastic article on something that surprisingly not a lot of folks know! Lettuce tastes 100% better when home-grown. Again, you will want to fill these pots about 80% full with your potting mix. So, I am very happy that I came across your website, so that I can get more helpful hints. But, this year I started my garden, and have included Lettuce, Tomatoes, Basil, Cilantro, Watermelon and a Lemon Tree so far. Step 2: Determine how many seeds to plant – Since they are so small, it’s much easier to plant lettuce seeds in rows that are 12-18″ apart, rather than trying to get the spacing for each one exactly right. And if you don’t have the time or ability to create compost then I recommend buying Miracle-Gro Plant Food for your lettuce. Depending on where you live, this type of lettuce can be harvested anywhere from 30 to 70 days. Isn’t lettuce a great plant! Next, you can transplant your lettuce plant to a 5 Gallon Nursery Pot. I live and garden in Minneapolis, MN (zone 4b). Would love to try planting some lettuce this spring! Successfully growing lettuce from seed is more about timing than anything. I miss my garden fresh lettuce through the winter, and crave it! P.S. Also, give them plenty of light right from the start. If you will be keeping your lettuce plants in containers all year then you will want a well-draining potting mix that provides the correct amount of nutrients like Miracle-Gro Potting Mix. Once your lettuce seedlings have germinated, they still need extra care. But if your soil is covered with snow, you should delay sowing seeds or planting seedlings. When lettuce seeds won’t grow, it can be caused by a few different things… They may be too old, and no longer viable. The video below also gives a great tutorial on how to plant seeds. So, if your lettuce seeds aren’t growing, then check the temperature, light, and moisture levels. I recommend using Heirloom or Hybrid seeds. However, larger types, or those that produce a head, need longer to mature. If it’s too hot or cold to direct sow them, then your best option is to start them indoors. Recommended Lettuce Seed Starting Methods, Transplanting Lettuce Seedlings Into The Garden. But you might still have some questions. Place the pot in a sunny location and water them whnever the leaves begin to wilt. Hope this helps you figure it out. *If the weather is hotter than usual for your garden then you may need to water several more times a day then described above. I am like your husband and hate getting lettuce from the store during the winter!! Otherwise, if they’re more than two years old, plant 2-3 per hole, then thin them out later. Lettuce is a cool season crop and growing lettuce in pots is possible from spring to fall in most of the regions. Then as those warm weather plants start to take over, your lettuce will be done anyway. Good luck, I hope everything will grow well for you! Sowing lettuce seeds takes a little bit of planning. Dear Amy. Seed germinates in 2 to 10 days at or near 70°F (21°C)—but sometimes seed can take up to 2 weeks to germinate if the soil is cold. To make it easier, you can use the stick that we used before and carefuly with the stick push the seed inside the hole. I’m a passionate gardener who loves growing everything from vegetables, herbs, and flowers to succulents, tropicals, and houseplants - you name, I've grown it! But don’t let that stop you – it’s such a cool experiment. I really like lettuce because it’s quick and easy to grow like you said and works well in pots. It is … Lettuce can be grown in dense plantings to “cut and come again”, or be grown for their heads, in which case they are grown to maturity and harvested once. We are trying to grow lettuce in the kitchen window in pots. Lettuce (Lactuca sativa) loves the cool temperatures of spring and fall. Whether sowing seeds indoors or out, using a nutrient-rich, loose soil and choose a container/space with good drainage. Do THIS to Transplant your Lettuce into your Garden! Do THIS if you will be keeping your Lettuce in its container all summer! If the seedlings are dying after you soaked the soil, then they may have been overwatered. my FREE growing lettuce in containers tip sheet. To avoid displacing the lightweight seeds, use the lowest setting on your garden hose over your beds, or water the trays from the bottom. Then spray the soil again 5 to 8 times until it turns a dark color. Otherwise, if you just need a little refresher, then you should download my Starting Seeds Indoors eBook for the perfect quick start guide. I do herbs this way too. Lettuce comes in so many forms, shapes, colors, textures, and flavors- it’s quite amazing what we miss out on if we stick to store-bought lettuce. These seeds contain all the lettuce original traits and produce some of the most beautiful and best-tasting lettuce out there. Lightly sprinkle 4-5 lettuce seeds in each spot. Growing romaine lettuce quickly is the secret to producing crispy, great-tasting leaves. But, there are different methods you can use, and some important things to keep in mind in order to end up with healthy seedlings. Here is what to do to ensure success after they sprout. Moisten the medium in preparation for sowing the seeds. This is probably the most traditional indoor way of growing lettuce. After 2 days, most of your seeds should have germinated. However, best germination occurs at 55 to 65 degrees, so in regions with long, cool summers, planting can be delayed somewhat. Here’s what you’ll find in this detailed guide…. If you want to know your last frost date then I recommend Clicking HERE. This is the temperature needed so that your seeds can turn into plants. Your email address will not be published. Spring and summer is actually the perfect time to grow lettuce from seed. Instead, sprinkle 4-5 seeds per pot about 1/8 inch deep and then gently brush the soil over the seeds. Remember to buy a few different varieties too. It’s a fantastic and fully comprehensive online course that you go through at your own pace. Regrown lettuce will bolt (send out a seed stalk) before it grows a full head of lettuce. One other thing that can cause them to die off is seedling blight, which happens when you don’t properly clean your trays. Some of my lettuce from last year has restarted in the garden this year. Before you begin, gather all of your supplies so you have everything you need to hand. You can start your lettuce seeds in store-bought seed trays or make your own out of an old egg carton, box or newspaper. My green thumb comes from my parents, and I've been gardening most of my life. If you put them further away than 4 inches there is a chance they won’t get enough sun to germinate.*. On average, it only takes about 40-50 days for them to reach full maturity. You can plant lettuce seeds directly in the garden, start them indoors, or even try winter sowing them. Cover with a very thin layer of compost or vermiculite. Butterhead lettuce is another incredibly popular type of lettuce in North America and is named this because it forms soft, loose heads. How can you germinate lettuce seeds faster? Growing lettuce from seed is not only rewarding, it’s super easy too. If you want to learn more about growing Lettuce in containers, I recommend watching the below video: Lettuce is one of the easiest vegetables to grow outside, no matter where you live. This can be a difficult question to answer for beginner gardeners because of complex factors like weather, soil, and pests. Love it! Press down lightly to establish good soil-to-seed contact. Lettuce seeds grow very quickly. This worked great. If you’re worried that your lettuce looks yellow…don’t be! Set yourself up for success by planting them the right way, and at the proper time. Below I will walk you through the steps for how to plant lettuce seeds. Finally, looseleaf has the highest nutritional value but also is known to bolt or seed the quickest in warm weather. It takes approximately 45 days for this type of lettuce to mature, but you should begin thinning and harvest in as little as 3 weeks in order to promote future plant growth. Growing lettuce from seed in late summer may require generous artificial shade to help cool the soil for germination. This period is crucial to get the greens up to a specific height before you take the dome off and expose them to light. This type of seed is what most gardeners use when learning how to grow lettuce from seed. Anything to get my kids to eat healthy. I wish I could grow it year round under a hoop, that would be awesome! Growing lettuce in water. Great Post- I love it! Good luck! With that being said, they can even grow in weather as low as 40 degrees! It’s really simple regrowing lettuce indoors using only a small bowl of water and a lettuce stem. In perfect conditions, it can be as little as 2 days. a miniature hydroponics system or aquaponics system. Do this by lightly working compost and a little bit of pelletised manure based fertiliser through the soil, followed by mulch, to a depth of about 5-7cm. If you decide to keep your Lettuce in the pots then there is no need to transplant. Lettuce needs a well-drained soil with loads of organic matter (like crumbly compost), a bit of a seaweed feed and some lovely mulch. In general, it takes somewhere between 4-10 days for lettuce seeds to germinate. Then turn your existing small pot upside down, pinch the bottom of it, and then gently pull the soil and your plant out. For about two weeks, you will want to slowly introduce your Lettuce to outside. Remember, it’s sunlight that turns a plant’s leaves green as it begins to photosynthesize. I’ve even grown it in my kitchen under a simple daylight spectrum compact fluorescent bulb in a lamp. We used a plastic spray bottle to wet the surface well when the seeds were in, and then when the soil dried out re-did it. I love that you grow lettuce through the winter in Minnesota! They also need light in order to germinate, so make sure you’re not planting them too deep, and give them plenty of light right from the start. Space the sowings according to packet directions that are based on the size of the mature lettuce. You will do this until the seeds germinate and then continue doing this until they become at least 3 inches tall. Plant Lettuce Seeds Sprinkle two to three lettuce seeds in each plug, covering them with ¼ inch of moistened growing medium. If you keep all plants there is a chance that they will not grow as full as just one lettuce. Lettuce is traditionally planted by seed outdoors as soon as soil reached 40 degrees Fahrenheit, in order to ensure that it matures before the weather becomes too warm. It looks like it is coming along just nicely! fertilizer. Container growing lettuce is a common practice for small space gardeners such as apartment dwellers. Lettuce seedlings hate the heat, and hot weather will trigger bolting.