Leaf lettuce is one of the easiest and most satisfying edibles to grow. It has Iceberg lettuce’s crunch in its stem, Summer Crisp’s texture, and loose-leaf lettuce’s easy growing nature. Lettuce starts to "bolt" in hot conditions toward the end of the growing season. Leaf color ranges from light green through reddish brown. These include whole heads, hearts, pre-cut packaged lettuce and salad mixes, including baby romaine, spring mix and Caesar salad, the agency said. Its members are guitarist Adam "Shmeeans" Smirnoff, Nigel Hall (keyboards, Hammond B-3 organ, piano, vocals), Adam Deitch (drums/percussion), Erick "Jesus" Coomes (bass), Ryan Zoidis … Far from the shrink-wrapped iceberg lettuce we all know so wellperfectly round and crunchy, almost all water, and able to last a long time after harvestthe multitude of lettuce varieties available at the grocery store and farmers markets offer a wide range of textures, colors, and flavors. Information gathered indicated that the romaine lettuce of interest was harvested from the Salinas Valley growing region in California. Romaine lettuce is safe to eat as long as it's not from California’s Central Coast growing region, federal health officials said late Monday. Lettuce, for example, is a vegetable which contains a little protein, but also enzymes that make protein synthesis more efficient. Lettuce is a veggie that does best when grown in cooler, moist conditions; temperatures between 45-65 F. (7-18 C.) are ideal. Start by cutting your purchased lettuce about 1-2 inch from the bottom. This makes sense, since plants have been stressed during harvest and transplant, and provided with a limited quantity of nutrients, without an adequate root structure to feed the plant. The taste is bitter. anytime in the spring when the soil is dry enough to rake the surface While the bitter temperature outside is hostile to every green thing, the warm temperature inside our home is welcoming to them. Its members are guitarist Adam "Shmeeans" Smirnoff, Nigel Hall (keyboards, Hammond B-3 organ, piano, vocals), Adam Deitch (drums/percussion), Erick "Jesus" Coomes (bass), Ryan Zoidis (saxophone) and trumpeter Eric "Benny" Bloom. Lettuces are the most popular of all the salad leaves. (uncountable) The leaves of the lettuce plant, eaten as a vegetable; as a dish often mixed with other ingredients, dressing etc. Lettuce varieties are selected for specific planting periods and disease resistance. SINGAPORE — The Agri-Food & Veterinary Authority of Singapore (AVA) has issued a recall for iceberg lettuce after it detected high levels of pesticide in the vegetable imported from a Malaysian farm Lettuce is generally a rich source of vitamins K and A, though the nutritional quality varies, depending on the variety. Romaine lettuce grown in Yuma, Arizona has been determined to be the bad product. Lettuce, (Lactuca sativa), annual leaf vegetable of the aster family (Asteraceae). Does Lettuce Need to be protected from Frost? Beautiful, nutritious salads freshly harvested from your own backyard will … The UPC number on the lettuce is 0-27918-20314-9. Turn the lettuce head over and let the water run out. Tanimura & Angle bagged romaine lettuce heads got recalled in 19 states and Puerto Rico after the state of Michigan found E. coli in a sample from Walmart. Celtuce lettuce, also called asparagus lettuce or stem lettuce, has a distinctive, large stem. Lettuce actually needs a good amount of airflow, in addition to a bit of moisture, in order to stay crisp. They come in a wide variety of colours and shapes, from pale green to rich russet or bronze and with frilly leaves, round, thin or thick leaves. Lettuce is low in calories, and a source of Vitamin A, Vitamin C and folacin. How to Harvest Lettuce. It is easily cultivated, and it requires low temperatures keep from flowering. Sorry, your blog cannot share posts by email. After you have planted the lettuce seeds, you’ll need to fill the pot the rest of the way with potting soil. Report Incident This outbreak is under investigation. Romaine … Updates? There are two classes of head lettuce: the butterhead types, such as Bibb lettuce, with soft heads of thick oily-textured leaves, and crisphead types, such as iceberg lettuce, with brittle-textured leaves that form very hard heads under proper temperature conditions. The Salinas Valley growing region in California was the main source of the romaine lettuce in both products. Radicchio is Italian in origin. Get a Britannica Premium subscription and gain access to exclusive content. …a leaf, such as cabbage, lettuce, parsley, spinach, and chive; an immature flower, such as cauliflower, broccoli, and artichoke; a seed, such as pea and lima bean; the immature fruit, such as eggplant,…, and sweet corn (maize); cabbage, lettuce, and spinach are suited to vacuum cooling; air cooling is preferred for bean, cucumber, eggplant, pepper, and tomato. It has a bit more body … It’s a great leafy green to grow because it grows quickly, produces for a long time, and isn’t very demanding as long as you keep it sufficiently watered. Lettuce is a fairly hardy, cool-weather vegetable that thrives when the average daily temperature is between 60 and 70°F. Harvest whole heads or individual leaves with a sharp knife or garden pruner. Head lettuce is usually started indoors or in a cold frame and transplanted in the spring after the last frost date. Photo from cyclonebill, Flickr. The leafy green makes a tasty base for salads no matter where it is from, but homegrown lettuce has a flavor that store-bought varieties cannot rival. Lettuce, ( Lactuca sativa ), annual leaf vegetable of the aster family ( Asteraceae ). Though lettuce alone is unlikely to result in accrual of a lot of muscle, its synergistic effect with other protein sources makes it as important as ever. Mulch your lettuce to keep the roots cool and fool the plant into thinking its still spring. Mâche, also known as corn salad or lamb's lettuce, comes in lovely little rosettes of dark green leaves attached in groups of 4 or 5 at the roots. From Middle English letuse, of uncertain precise origin, probably from the plural form Old French laitues, derived from Latin lactūca (“lettuce”), from lac (“milk”), because of the milky fluid in its stalks. Place the dish on a windowsill or under grow lights. Lettuce is generally a rich source of vitamins K and A, though the nutritional quality varies, depending on the variety. Lettuce prefers a bright, open position with good air circulation to promote strong, disease-free growth. The lettuce is characterized by dark red leaves with bright white stems on a tightly packed head. Originally, the countries of North America and Western Europe ranked the highest in lettuce production in the world. It should be planted in early spring or late summer. When it bolts, or goes to seed, the flower stalks are 2 to 3 feet tall, with small, yellowish flowers on the stalk. Growing lettuce indoors is a gardening project you can do even in the cold winter season. The term “cos” is a term for the romaine types of lettuce. History. Year over year, worldwide sales of exported lettuce increased by 2.7% from 2018 to 2019. Lettuce is a cool-season crop that grows best with moderate daytime temperatures (73oF) and cool nights (45oF). The Romans seemed to have been the first to use lettuce … Although lettuce is produced in many states, California and Arizona dominate U.S. production. Most lettuce leaves taste bitter. Crispy, brim with antioxidants and phytonutrients, L. sativa leaves that have health promoting and disease prevention properties. Lettuce is produce year round in the U.S. Lettuce is a funk band that originated in Boston, Massachusetts in 1992. Lettuce, no matter the variety, is considered a cool-weather crop. Articles from Britannica Encyclopedias for elementary and high school students. Our editors will review what you’ve submitted and determine whether to revise the article. Lettuce is cool-season crop that grows best in the spring and fall in most regions. Interplant your lettuce with taller crops to provide shade as the weather warms. Lettuce is cool-season crop that grows best in the spring and fall in most regions. Corrections? Soon, spring passed, summer heat arrived, and gardening websites like this one are inundated with questions: Why is my lettuce bitter? With its dependable yields, Coastline is a favorite among gardeners who want to a predictable harvest and a stress-free growing adventure. Some kinds of lettuce grow in a head shape like cabbage, while the leaves of some kinds grow more loosely. Though lettuce can technically germinate (depending on variety) in temperatures anywhere from 40-85°F, it’s also an annual crop meaning you must replant it each season. Recorded at Colorado Sound outside of Denver, near the home of New York transplants and band co-founders, guitarist Adam “Shmeeans” Smirnoff and percussionist Adam Deitch, with legendary engineer Russ Elevado (D’Angelo, The Roots, Erykah Badu), Elevate shows LETTUCE touching on its past while moving full force into the future. Most likely, your bitter lettuce is the result of the maturation process. Most lettuce leaves taste bitter. As a general rule of thumb, darker green lettuce varieties contain the most Vitamin A. Most lettuce varieties are eaten fresh and are commonly served as the base of green salads. It says based on shipping records and invoices, the lettuce appears to have come from California — specifically the Central Coast growing regions of northern and central California Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Where is the line between fruit and vegetable really drawn? Log in. Lettuce definition is - any of a genus (Lactuca) of composite plants; especially : a common garden vegetable (L. sativa) whose succulent leaves are used especially in salads. Let us know if you have suggestions to improve this article (requires login). lettuce definition: 1. a plant with large, green leaves, eaten uncooked in salads 2. a plant with large, green leaves…. The outbreak was traced to romaine lettuce grown in the Yuma region of Arizona. Growing lettuce from seedlings for early spring transplant is a good way to get a head start on the growing season. Common varieties are Romaine, iceberg, and butter lettuce. China alone produced about 13.5 million tons. Four botanical varieties of lettuce are cultivated: (1) celtuce, or asparagus lettuce (variety augustana), with narrow leaves and a thick, succulent, edible stem; (2) head, or cabbage, lettuce (variety capitata), with the leaves folded into a compact head; (3) leaf, or curled, lettuce (variety crispa), with a rosette of leaves that are curled, finely cut, smooth-edged, or oak-leaved in shape; and (4) cos, or romaine, lettuce (variety longifolia), with smooth leaves that form a tall, oblong, loose head. Within weeks, the head lettuce was ready to be thinned and the loose leaf varieties were ready for their first gentle harvesting. In 2013, 24.9 million tons of lettuce were produced in the world. Lettuces are harvested prior to flowering, as the “bolting” of the flower stalk elongates head lettuce, reduces the size of the leaves, and imparts a bitter flavour. Old English had borrowed the Latin word as lactuce. Romaine lettuce is a staple green in many diets, and for good reason! 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