The latest planting method of Sophora flavescens

Kuma vegetable is a kind of wild plant suitable for medicine and food. It is an annual c herb. It is commonly known as Kucai in folk, alias Tiancoriander, non-coriander, etc. Because of its treatment anemia, summer health care, clearing away heat and detoxification, sterilization and anti-inflammatory effects, it is deeply loved in the market, so how to plant bitter hemp vegetables? Let's take a look.

1. Soil preparation and fertilization

The requirements for soil are not high. It is easy to choose a ventilated sunny area with convenient irrigation. Because of its few seeds and weak top-soil ability, the soil should be loosened before planting. When ploughing soil, 2000- 3000kg farm manure is applied per mu, 25kg compound fertilizer is used as base fertilizer, and the fertilizer is raked and leveled.

2. Sowing seedlings

The seeds can be sown in spring or autumn. In northern China, they are generally sown in early April. Direct seeding or seedling transplanting can be selected for sowing. Direct seeding is generally used in production. Direct seeding can be used hole sowing, drilling or dibbling method, due to the poor top soil force of seeds, so the sowing depth should not be too deep, 3-4cm is appropriate, the seed amount per mu between 0.5-1 kg. And seedling transplanting, first of all to do a good seedbed, seeding rate in 0.1-0.2 kg per mu, when the seedlings grow to 4-5 true leaves can be transplanted, transplanting to control row spacing 25-30cm, plant spacing 10-15cm.

3. Field management

In order to improve the survival rate after transplanting, it is necessary to irrigate root water and living tree water in time, cover with sunshade net for one week, and remove it in time after living tree. In winter, in case of cold wave infestation, it needs to be cultivated in greenhouse, but it should be noted that the temperature of greenhouse should not exceed 30 degrees, once the temperature is too high, ventilation and cooling should be timely, and the temperature at night should be kept between 15-20 degrees. At the same time, we should also pay attention to humidity, air humidity should not be too high, it is strictly prohibited to irrigate, in the growth, just keep the field moist.

4. Diseases and pests

The plant contains a white milk, which is a bitter element, so it has very few pests and diseases, generally only between summer and autumn there are some pests harm. At this time, it is only necessary to spray general insecticides to prevent and control, but it is not recommended to spray pesticides to create pollution-free green food.

The above is an introduction to the planting method of bitter hemp, I hope to help you, if you want to know more about planting knowledge, please pay attention to us.