1. Substrate selection: garland like loose and well ventilated substrate, which can be made of garden soil, rotten soil and mud pond in a certain proportion, and then mixed with organic fertilizer and a small amount of water.
2. Temperature management: the most suitable temperature is 17 ℃ -- 20 ℃. It is better to use plastic film for heat preservation when winter comes and spring comes. When the weather is warm, the film will be uncovered again. When the temperature is above 25 ℃, the surrounding ventilation should be strengthened.
3. Water management: after the seedlings are unearthed, water them. As long as the soil is kept moist, it is forbidden to have extra water in the soil.
4. Nutrient management: use urea solution every nearly one month, and use appropriate amount of NPK every other month. It should be noted that we can't use the fertilizer that hasn't rotted, it will burn its roots
1. Sowing: select healthy seeds with full grains, and then air the seeds for 2 hours before germination. Water it every day and it will germinate in about 3 to 5 days. Sowing in April or may in spring, or in August or September in autumn
2. Winter: when it's raised in winter, it needs to be kept warm. It can be protected by plastic film. When the weather is warm, the film can be uncovered. Winter can't let it grow in the place of tuyere, pay attention to windproof.
1. Rotten root: generally, the rotten root of chrysanthemum is lack of boron in the soil, and boron fertilizer is added outside the root. It is also possible that too much water should be used to reduce the amount of water.
2. Vegetable borer: some insects will harm its growth. If it is light, it will affect the growth of vegetable seedlings. If it is serious, it will cause the root of vegetable leaves to rot and die. If there is a screen for 5% times, 4000 times the best time, two or three times.
1. Whether it can be planted: it can be planted in the field or in the greenhouse, with a large planting range, without obvious demand for regional and growth conditions.
2. Toxic or not: no poison, good for human body, edible, a kind of vegetable.
