1、 Seedling raising time

Tomato seedling raising is mostly carried out in spring, but the seedling raising time is different everywhere, which will be affected by the climate. Generally, the time of raising seedlings in spring is about March to May. If the seedlings are raised in the greenhouse, the time will be appropriately one or two months in advance. Autumn is also OK. Most areas are around July to August

2、 Seedling raising method

1. Nutrient soil: before seedling raising, the nutrient soil to be used shall be prepared in advance. If it is planted on the ground, the soil shall be turned over in advance, and some rotten organic fertilizer shall be applied to the soil

2. Seed treatment: before planting, put the seeds into warm water, soak them for about 15 minutes, and stir them evenly. Then add some cold water appropriately to reduce the temperature to about 35 ℃, and then soak for 6-8 hours. In addition, in order to prevent the seedlings from suffering from diseases, they need to be soaked in trisodium phosphate solution for 40 minutes, and finally washed with water and dried

3. Sowing and seedling raising: when sowing, you can use the on-demand sowing method, the sowing method or the drill sowing method. Finally, cover it with a thin layer of soil after sowing. After watering, wait for it to germinate, ensure a certain temperature and humidity, and grow seedlings after a period of time