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If possible, sow the plants in a location protected from wind and intense afternoon sun. Also, leaf lettuce is preferable to head lettuce in autumn, thanks to the much briefer growing period.
Simply put, the types of plants that are able to grow successfully has changed for 50 percent of the country, according to data collected by over 13,000 weather stations across the U.S.
Lactuca perennis, common names: mountain lettuce, [2] blue lettuce or perennial lettuce, is a perennial herbaceous plant species belonging to the genus Lactuca of the family Asteraceae. It is widespread across most of central and southern Europe. [ 3 ]
It is a hardy plant that grows to zone 5, and in mild climates it is grown as a winter green. In warm conditions it tends to bolt to seed, [3] producing much-branched stems with clusters of flowers. The flowers have a bluish-white corolla of five fused petals, 1.5 to 2 mm (1 ⁄ 16 to 5 ⁄ 64 in) long and wide, and three stamens.
For example, the larvae of the ghost moth is a common pest of lettuce plants. [44] Mammals, including rabbits and groundhogs, also eat the plants. [45] Lettuce contains several defensive compounds, including sesquiterpene lactones, and other natural phenolics such as flavonol and glycosides, which help to protect it against pests. Certain ...
Plant your seeds in the mix, following the depth recommended on their package labels, and snap on container lids or, if using jugs, use duct tape to affix the top and bottom sections back together.
For example, a single tomato plant takes a full square, as might large herbs such as oregano or basil, while lettuce plants would be planted 4 per square, and up to 16 per square of plants such as radish or carrots. Tall-growing crops are planted or trellised on the north side of the bed (in the Northern Hemisphere) to avoid shading shorter plants.
Lactuca virosa. Lactuca virosa is a plant in the Lactuca (lettuce) genus, often ingested for its mild analgesic and sedative effects. [2] It is related to common lettuce (), and is often called wild lettuce, bitter lettuce, laitue vireuse, opium lettuce, poisonous lettuce, tall lettuce, great lettuce [3] or rakutu-karyumu-so.