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Here's how to grow onions in your own garden, including growing onions from seed and growing from food scraps, and when to pick them in the spring.
Allium fistulosum, the Welsh onion, also commonly called bunching onion, long green onion, Japanese bunching onion, and spring onion, is a species of perennial plant, often considered to be a kind of scallion. The species is very similar in taste and odor to the related common onion, Allium cepa, and hybrids between the two (tree onions) exist.
Onion bulb begins to elongate 53: 503: 30% of the expected length of flower stem reached 55: 505: Flower stem at full length; sheath closed 57: 507: Sheath burst open 59: 509: First flower petals visible; flowers still closed 6: Flowering 60: 600: First flowers open (sporadically) 61: 601: Beginning of flowering: 10% of flowers open 62: 602: 20 ...
Onions are a cool-weather crop and can be grown in USDA zones 3 to 9. [67] Hot temperatures or other stressful conditions cause them to "bolt", meaning that a flower stem begins to grow. [68] Onions are grown from seeds or from partially grown bulbs called "sets" or starter bulbs. Onion seeds are short-lived and fresh seeds germinate more ...
Allium flavum (yellow) and Allium carinatum (purple). Allium is a large genus of monocotyledonous flowering plants with around 1000 accepted species, [4] [5] making Allium the largest genus in the family Amaryllidaceae and amongst the largest plant genera in the world. [6]
Companion planting of carrots and onions. The onion smell puts off carrot root fly, while the smell of carrots puts off onion fly. [1]Companion planting in gardening and agriculture is the planting of different crops in proximity for any of a number of different reasons, including weed suppression, pest control, pollination, providing habitat for beneficial insects, maximizing use of space ...
Allium drummondii, also known as Drummond's onion, wild garlic and prairie onion, [citation needed] is a North American species of onion native to the southern Great Plains of North America. It is found in South Dakota , Kansas , Nebraska , Colorado , Oklahoma , Arkansas , Texas , New Mexico , and northeastern Mexico .
Thyme, nasturtiums, and onion showed good resistance to cabbage worm, weevil and cabbage looper. [28] Broccoli: Brassica oleracea: Lettuce: Beets, dill, onions, [6] tomato, [31] turnip, [32] clover [31] Broccoli as a main crop intercropped with lettuce was shown to be more profitable than either crop alone. Turnip acts as a trap crop. [32]