The latest planting method of Onion seed

Onion is a common vegetable in our life, with high nutritional value, onion planting is through sowing propagation, then how to plant onion seeds? Let's take a look at the detailed introduction.

1. Seed selection

When planting, we must first select the right seeds for planting. Generally, we must choose the seeds of the current year to increase the germination rate of sowing. If old seeds are selected, the life span of the seeds is limited, the vitality of the old seeds is low, the longer the storage period, the lower the germination rate, and it is difficult to germinate after planting, causing losses to farmers. At the same time, we should also pay attention to whether the color of seeds has pests, diseases, and bright colors.

2. Sowing time

Sowing time is critical because it affects the yield and quality of onions, so it must be taken seriously, although onions can be grown all year round. However, it likes cold environment, strong freezing resistance, in the high temperature above 26 degrees will enter the dormant state, stop growing. Therefore, it is recommended to plant from July to September, when the temperature is about 20-25 degrees, onion will grow at a very fast speed after sowing, which can improve yield and quality.

3. Seed soaking and seedling promotion

In order to improve the germination rate of seeds, germination should be carried out before sowing, which can not only improve the germination rate of seeds, but also make seedlings grow neatly. First of all, the seeds are soaked in warm water of about 50 degrees for 4 hours, so that they fully absorb water, wash the waxy layer on the surface, and sow after drying.

4. Sowing method

Onion sowing soil must be fertile loose, good permeability of the soil, can also be mixed with garden soil and decomposed farm manure for blending, can be made into the required fertile, good permeability of the soil. The soil will then be watered thoroughly, in the maintenance of a layer of fine soil, seeds can be broadcast on the soil. After sowing, cover with plastic film and control the temperature at about 20 degrees Celsius. About a week after the seed will germinate, to do a good job in seedling management, timely thinning seedlings, seedlings, promote seedling growth.

The above is an introduction to onion seed planting methods. I hope it can help you. If you want to know more about it, please pay attention to us.