You can buy chrysanthemums in the green corner of the kindergarten. Chrysanthemum is a short-day plant, which likes sunshine and avoids shade. It usually lives in a warm and humid environment. Chrysanthemum is cold-resistant. In cold winter, its roots can survive the winter, and its flowers can resist slight frost. Chrysanthemum has strong adaptability, likes to be cool and cold-resistant, the suitable temperature for growth is 18 to 22 degrees, and the low temperature tolerance limit of underground rhizome is generally about-10 degrees.