I think everyone has eaten scallion. As a northerner, Xiaobian also loves scallion. Let's talk about this scallion which is closely related to scallion.
Allium giganteum, a perennial bulb flower, belongs to Allium of Liliaceae.
Scientific name: scallion
English Name: giant onion
Alias: Jian Hua, Ju Cong, Gao Cong, Shuo Cong
Family: Liliaceae
The flowering period of Allium is from May to June
It also has a name, called Shuo Cong, because it is big enough, the plant height is generally between 50 ~ 110 cm, the inflorescence is also large, the diameter can be 20 cm.
morphological character
Leaves: gray green, banded
Flowers: 35-45 days after the leaves were unearthed, the flowers were pulled out from the leaves, and the umbels were large and round, with thousands of small flowers. The flowering period is from May to July.
Bulb: with white membranous outer skin
Look, there are thousands of flowers. If you look at them carefully, they are also very delicate.
Ecological habits
Each plant has a specific growth spleen, which is no exception
They prefer cool and sunny environment, avoid damp, hot and rainy, avoid continuous cropping and half shade, and the suitable temperature is 15-25 ℃. It requires loose and fertile sandy loam, avoid ponding, suitable for cultivation in northern China.
The implication of flower language
The implication of flower language is smart and lovely. The inflorescence of scallion is large and novel, and its color is bright, which is deeply loved by people. And because "cong" is homophonic with "cong", it is suitable for teenagers or children to wish them more and more intelligence.
Classification of varieties
According to the color, scallion can be divided into: Pink scallion, pink scallion, purple scallion, purple scallion and green scallion.
Mode of reproduction
It is usually propagated by seeds and balls.
However, if you propagate with seeds, it will take about five years for the seedlings to blossom. If you are in a hurry to enjoy the flowers, you'd better buy seed balls directly.
Because of its peculiar flower shape, gorgeous color and few diseases and insect pests, Allium fistulosum is often used in flower border, rock garden or lawn for decoration and beautification.
Because the homonym of "cong" is the same as "cong", the flower language of "cong" is smart and lovely. If you take it as a gift to children or teenagers, I wish them more and more smart and intelligent.
Reproduction and conservation
Seed and ramet propagation of Allium fistulosum L
1. Seed reproduction: the seeds mature in early July, dry in the shade, and stored at 5-7 ℃. It was sown in autumn from September to October and germinated in March of the next year. In summer, the upper part also withered and formed small bulbs. It took about 5 years for the seedlings to bloom.
2. Ramet propagation: in the middle of September, the sub bulbs around the main bulbs were peeled off and planted, and the sandy loam with low groundwater level, good drainage, loose and fertile soil was selected as the cultivation site. Each bulb can be divided into 1-3 bulblets, and the larger bulb can blossom in the second year after planting.
After planting, flatten the hole surface slightly, and then water it. There is no need to cover it in winter. When the leaves were unearthed in March of the next spring, the soil should be loosened and watered in time, together with liquid topdressing, and watered every 10-15 days.
Horticultural value
Allium fistulosum is a kind of ornamental and beautifying variety for flower path, rock garden or lawn. Scallion is named for its large inflorescence. Its pedicel is drawn out from the leaf cluster, and the globular inflorescence is composed of thousands of small flowers. The purple red flowers are star shaped. The flower ball also gradually increases with the floret opening, which is extremely beautiful
A kind of