1. Seed selection: Before planting saffron, it is necessary to select suitable seeds, select thick and full seeds, and screen out some dry and small seeds.In order to improve the germination rate of seeds, after the seeds are selected, the seeds need to be germinated first, the seeds are soaked in warm water for 1-2 days, so that the seeds can absorb water and expand, and then the seeds are fished out and put on wet gauze to germinate.
2. Soil matching: Appropriate soil can promote growth. Loose and fertile soil should be prepared before planting. River sand and humus soil can be mixed, and a certain amount of base fertilizer can be applied to provide nutrition.It can not be directly used after preparation, but can be exposed to the hot sun for disinfection.
3. Sowing: Sow the germinated seeds into the soil. The planting density should be appropriate, not too dense, nor too sparse.After sowing, it is covered with a thin layer of soil, properly watered to keep wet, placed in a warm scattered light environment, pay attention to good ventilation, seedlings can emerge for a period of time, and then do a good job of maintenance and management.