Flower seed
Perfume mint
Descriptions:
Perennial root herbs. Blue flowers have light fragrance. Favor to warm environment. Having heat-tolerance and cold-tolerance. Sowing at spring and autumn mixed with thin sand. Upside withered when the temperature follows to pzero and bud again next year after the temperature raises to 2-3.
Seeding temperature (oC):20-25
Growth temperature (oC): 18-38
Spacing (m2):10×10
Sowing to autumn (days):70
Height (cm):30-40