The root grass flower refers to the death every winter, and only the underground roots enter the dormant state of the dormant and overwinter.Therefore, it is also called perennial grass flowers.Chrysanthemums, lotus bag peony, peony, holly, jade, funnel, etc. are all perennial grass flowers.If these flowers are well maintained, they can still bloom rich flowers in the coming year.Therefore, do not discard it at will after flowering, and you should continue to be carefully maintained.