Coronation Chrysanthemum, is the family of Asteraceae, the genus Chrysanthemum, also known as Artemisia, is an annual or biennial herb, the stems and leaves can be eaten, and are planted in all parts of the country. The planting time and method of Chrysanthemum coronarium: a, planting time planting time of Chrysanthemum coronarium for spring or fall, the specific time is: spring in early April, fall in early September. With the improvement of people's living standards and production technology level, people are now also planting coronarium in winter, which needs to be planted in plastic greenhouses or greenhouses, the temperature should be controlled between 15-28 degrees Celsius, and the daily light time should be not less than 6 hours. Second, the planting method 1, choose the best choice of land planting Chrysanthemum coronarium sandy soil, so that the soil water permeability and air permeability is good, not easy to occur the phenomenon of waterlogging. Choose the land also sunny, every day can be subjected to the light time to not less than 8 hours. 2, fertilization before planting coronarium, to lay a good bottom fertilizer, diammonium is a good bottom fertilizer, dosage per acre in 30-40 kg. After laying a good bottom fertilizer, deep turn the land, and then level the land, to ensure that the height of the soil is the same, which is conducive to coriander seedlings neatly and later watering smoothly. 3, sowing planting coriander take direct broadcasting, can be planted before the ground to make a 3 cm deep ditch to, for sowing seeds; can also be used to sowing wheat tractor sowing. The weight of each acre of sowing coriander seeds is 3-4 pounds. 4, watering coriander seeds can be germinated in seven or eight days after planting, this time you can not rush to water, need to wait until the coriander seedling grows to 3-5 centimeters high before watering. Chrysanthemum is water-loving vegetables, every seven or eight days to water once. 5, fertilization Chrysanthemum grows to 20 cm or so, need to add a urea. The specific dosage is 30-50 pounds per mu.