The English name for green onion is shallot.

Scallions, aliases: shallots, green onions, shallots, four-season onions, thin rice onions. Allium belongs to the Liliaceae family and is a perennial herbaceous plant. The stems and leaves of onions are green onion leaves in the upper part and white onion in the lower part. Originating from Siberia, it has a long history of cultivation in my country and is widely distributed, with Shandong, Hebei, Henan and other provinces as important producing areas.

According to the length of green onions, they can be divided into two types, green onions and small onions. Green onions are tall plants with white and sweet taste. They are mostly cultivated in the north. Onions are a must-have in the daily kitchen. They can not only be used as seasonings, but also prevent and treat diseases. They are a good vegetable and medicine and are often used for frying and frying. Spring onions are abundant in the south and are a commonly used condiment. They are also called chives and are generally eaten raw or used in cold dishes.

The introduction of scallions is as follows:

Scallions are a type of scallion. They are pungent in taste and slightly warm in nature. They have the functions of promoting yang, detoxifying and seasoning. It is mainly used for symptoms such as wind-cold and cold, aversion to cold and fever, headache and nasal congestion, cold and abdominal pain, dysentery and diarrhea, internal obstruction due to worm accumulation, blocked milk, and difficulty in defecation.

Green onions contain volatile oil. The main component of the oil is allicin, and it also contains dienyl sulfide and calcium oxalate. In addition, it also contains fat, sugar, carotene, vitamins B, C, niacin, calcium, magnesium, iron and other ingredients. People suffering from gastrointestinal diseases, especially ulcers, should not eat too much.

Split onions and chives are generally propagated by splits. It is advisable to plant divisions when the plants have produced many tillers that year and the average temperature is around 20°C; in the Yangtze River Basin, it is generally done in April to May and September to October, depending on the local temperature. Before planting, dig up the mother plant clumps left in the field, cut the roots, and break the clumps apart with your hands.

The spacing between plants in the planting rows is larger for onions and smaller for chives. Generally, the row spacing of onions is 23 cm, the hole spacing is 20 cm, and 2 to 3 tiller seedlings are planted in each hole, and the planting depth is 4 to 5 cm; the row spacing of chives is 10 cm, the hole spacing is 8 cm, and 2 to 3 tiller seedlings are planted in each hole. , planted to a depth of 3 to 4 cm.

Water enough after planting. Chives sometimes produce a small amount of seeds, which can be used for sowing and propagation. After the planting is successful, hoe lightly to remove weeds; top dressing is 10% decomposed dilute manure water or 0.5% urea dilute fertilizer water, and apply 1000 to 1500 kg per mu.