Generally, the seedling raising time is in the middle and last ten days of February in spring, which is very helpful for the success of seedling raising. After the seeds are collected, they are exposed to the sun for about 2 days, which can kill the germs outside, or they can be soaked in the disinfectant solution for 20-30 minutes by chemical method, then they are washed clean, soaked in warm water, and fished out after 8-12 hours. Prepare a piece of gauze, put the seed on it, and then put it in a warm place
The soil of seedbed can be mixed with garden soil and river sand to ensure normal ventilation. Before use, it should be disinfected to avoid bacteria or pests inside.
The seeds are mixed with fine sand, and then evenly distributed on the seedbed, covered with a layer of fine soil, with a thickness of about 0.5-1cm, and covered with a film, which can play a role of heat preservation and moisture preservation. Spray water on the soil regularly to keep it moist and put it in the astigmatic environment, which can promote germination.
Wait for plant to grow a few small leaves, can carry on transplanting, take out a few grow especially weak, the remaining robust seedling transplants to the soil..