Allium chinense has strong adaptability and low temperature tolerance, and the most suitable growth temperature is 12-23 degrees. However, if the temperature is too high, it will accelerate the aging of leaves, and if the temperature is too low, it will slow down the growth rate; In addition, the environment with humidity of 60%-70% is more conducive to growth, and the conditions for light are relatively low, which seems to be brilliant if it is given a little sunshine; Finally, neutral loam with deep soil layer and good drainage and air permeability is the best choice.

Generally speaking, if it is cultivated in the open field, it can be planted in spring and autumn and covered with sunshade nets in summer; Secondly, it can be harvested within 60-80 days after sowing.

Planting and transplanting treatment: firstly, choose a zone with fertile soil and easy irrigation and drainage, and then make a one-meter wide cold-proof belt around it, and transplant it from late June to early July. The standard of transplanting is not to bury the leaf sheath, and to use your feet firmly after transplanting.

Some people may say that the original planting method of Allium chinense is so simple, but it looks simple, but there are many details to pay attention to. If you want to plant a piece of green land, you should pay attention to some related matters.

People often say that onions are not afraid of freezing, but they are afraid of moving. Onion is cold-resistant, heat-resistant, and has strong adaptability. Moreover, it is resistant to storage and transportation, and can be produced in four seasons. Onion cultivation can be divided into three stages: spring onion, submerged onion and white dew onion. The submerged onion is sown between the small office and the summer heat, and the white dew onion is generally sown between the white dew and the autumn equinox every year.