1, Prepare the substrate: Whether the selected substrate is suitable or not is very important. Don't use the soil that is too sticky, which is not conducive to its root respiration. In addition, some base fertilizer should be applied to the substrate, and the decomposed fertilizer should be used.

2, buy seeds: it is necessary to pay attention to the selection of seed varieties, try to choose strong resistance and vitality. Don't buy inferior seeds because they are cheap, which will directly affect the yield.

3, seed germination: before planting, germination should be accelerated, put it in the solution of potassium permanganate, soak it for 10 minutes and take it out. Rinse it with clean water several times, then wrap it in gauze, and then plant it when its seeds are white.

4. Planting: Sow the seeds that promote germination on the soil and cover it with a thin layer of nutrient soil. At night, it is best to cover it with a layer of straw to keep it moist.