"Planting Time:Spring
Germination Temperature:15~25°C
Growth Temperature:15~28°C
Height:90-110 cm
Bloom time: "March-April"

It is suitable for planting in sandy soil and dry areas. It is afraid of waterlogging. Generally, the field water capacity is 60%, which is conducive to growth. The optimum growth temperature is 20-30 ℃, and it can survive the winter safely at - 20 ℃. In early spring, when the surface temperature reached 5 ℃, the seedlings began to sprout, and the seedlings could withstand an instant low temperature of - 5 ℃.