Hardiness: -15°C
Sowing: Soak seeds in water for 48 hours. Hot stratification at 20°C for 3 months then cold stratification at 3°C for 4 months and sowing at 20°C.
Hardiness: -15°C
Sowing: Soak seeds in water for 48 hours. Hot stratification at 20°C for 3 months then cold stratification at 3°C for 4 months and sowing at 20°C.