Hardiness: -15°C
Sowing: Hot stratification (20°C) for 3 months and cold stratification (4°C) for 3 months and sowing at 20°C.
Hardiness: -15°C
Sowing: Hot stratification (20°C) for 3 months and cold stratification (4°C) for 3 months and sowing at 20°C.