The plant will produce small clusters of flowers. Certain varieties of lettuce, particularly wild varieties, are also used to produce tobacco-free cigarettes. What Part of a Plant Does Iceberg Lettuce Come From?. Which Variety of Lettuce to Grow. Lettuce is definitely one of the more "care-free" crops. Transplant head lettuce in rows 12 to 18 inches apart with 10 to 12 inches between each plant. Lettuce is most often used for salads, although it is also seen in other kinds of food, such as soups, sandwiches and wraps; it can also be grilled. Before you go to the effort of saving your lettuce seeds, first, make sure to save seeds only from open-pollinated or heirloom varieties. Sowing lettuce seeds indoors is a good idea if you want to start early. By the 1500’s the three main varieties of lettuce, head lettuce, loose-leaf lettuce and romaine (cos) lettuce, were being cultivated. China is the top producer of lettuce, but most of its crops are consumed nationally and are not exported to other countries. Your email address will not be published. Christopher Columbus was responsible for bringing lettuce to the Americas in the late 15th century. Over time, seeds saved from your garden adapt to their particular growing conditions making your seeds specifically suitable to your garden, assuring a fruitful harvest. Michigan State University Extension Website. Temperatures should ideally be between 15 degrees C to 20 degrees C. Sow the seeds 1/4-inch deep in a seed tray filled with potting mix. Want to Know it? 15 Jan, 2013 where does. Lettuce is a leafy vegetable that is often used in salads and as garnish. The part you eat is actually leaves of lettuce. Lettuce is a member of the daisy family, Asteraceae. It will start to flower after it has formed. The blooms resemble small dandelions and the plant gets quite tall as if it's reaching for the sun. Heirloom seeds represent original varieties passed down from generation to generation, assuring their vitality. All seed bearing plants produce seed at some point in their growth cycle. The seeds of a maple tree are inside the little helicopters or samaras. This will give a constant supply of Lettuce pretty much through-out the year. The Spruce uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. The breeze from the fan will blow away trimmings. Lettuce … When the seeds have germinated remove the weaker seedling, harden off then plant the whole pot along with the young lettuce seedling into its final position and the roots won't be disturbed. Collecting lettuce seeds is a great way to save yourself some money, and keep your favorite varieties for years to come. Required fields are marked *, You can use these HTML tags and attributes

. Once the plant sends up its seed stalk, the leaves become bitter and tough, making them unpleasant to eat. To do this, put the seeds and chaff in a fine mesh strainer and shake over a bowl. Initially, plants will produce leaves to collect sunlight. By 2680BC it was being selectively bred to create a leafy plant with edible leaves. This marks the time when the plant is ready to bloom. If you want to grow hydroponic lettuce, pick a lettuce variety and a water culture system for your setup, such as NFT or Ebb and Flow. You can also construct a cage covered in a screen and place it over an entire plant to isolate it from others. View Quick Facts Chart Lettuce seeds are easy and quick to grow. Lettuce ranges in size from 15-30 cm (6 to 12 in) and can be tightly packed or have loose curly leaves. You need to first look for the seed heads to form. Very heat resistant, the plants are slow to bolt; ideal for either fall or spring. Open-pollinated varieties are more genetically diverse, allowing them to better adapt to specific growing conditions. Answers to life's questions, Why are Whale Sharks an Endangered Species, How Many Countries Make up the Commonwealth. Come September start sowing winter lettuce seeds. Colleen Vanderlinden is a freelance writer and the author of Edible Gardening for the Midwest. You can scale this process down by placing the seeds and chaff in a bowl or saucer and blowing gently. How to Store Lettuce Seeds & for How Long. Romaine Lettuce. We have seeds for many different varieties of lettuce… Sow rows of Lettuce every two weeks through the spring until July. There are a couple of ways to complete this process properly. One involves holding a paper bag near the plant and shaking the flower head over it daily until most of the ripened seed is gone. Introducing "One Thing": A New Video Series. You can do it, but there's no telling what you may end up with. How long does it take for a lettuce seed to germinate? If you are starting them off into seed beds, sow the seeds very thinly in ½ inch deep drills but leave about 6 inches between each row. The seeds of conifers, such as pine trees, are contained in scales inside the cone. From red leaf and romaine to more exotic types of lettuce, you’ll be able to experiment and try something new with every meal you make. You may not see the aphids, as they attack the roots, not leaves, but you may see lots of ants around the plants, as they feed on the honeydew that the aphids produce. Hybrid seeds, on the other hand, will not grow into the same plant due next year to a phenomenon called "hybrid vigor" where certain characteristics outcompete others in subsequent crops. Saving and then planting hybrid seeds is a crapshoot. Where did lettuce originate from? Wide range of butter-head and cos lettuces. That 's when they are the most rewarding tasks in my garden is easy to grow bolting be... 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