During the growth of Catharanthus roseus, sufficient light should be ensured, and it can not always be in shade. It can be used to mix saprophytic soil with coarse sand to meet the needs of growth. The suitable temperature for different growth period is different, which can not be lower than 10 ℃ in winter. Water supplement does not need too much, especially in winter, it must be strictly controlled. A layer of basal fertilizer was applied before basin filling, and then compound fertilizer was applied 10 days later.
