Caiju: it is a plant of Ranunculaceae and Paeonia. Moderate photophilia, slightly resistant to semi Yin; Like mild; It has certain cold resistance; Avoid extreme heat; Suitable for high dryness; Fear of dampness and waterlogging; Low temperature resistance; Suitable for cold cultivation; Years of growth; The sexual maturity period is 3 ~ 5 years; The full flowering period is 4 ~ 40 years; The date of seed collection is mid to late September. It has high ornamental and medicinal value.