Chimonanthus praecox blooms in the cold winter and the cold wind. So what is the best temperature for wintersweet flowering? Keeping the temperature between 4 ℃~ 10℃ can promote the formation of flower buds, which is beneficial to the germination and flowering of jade. The temperature should not be lower than-10℃, otherwise the flowers will fall easily.
Chimonanthus praecox has strong cold resistance and can resist the low temperature of-15℃ in winter. However, it is necessary to adjust the temperature above 4℃ in Chimonanthus praecox stage, which is beneficial to the formation and differentiation of flower buds and is the best temperature for bud mutation and propagation. If the growth temperature is maintained between 14℃ and 18℃, it can be increased.