Hardiness: -15°C
Sowing: Soak seeds in H2SO4 for 3 hours and rinse well with cold water. Stratify hot for 4 months then stratify cold for 3 months and sow at 20°C night / 30°C day.
Hardiness: -15°C
Sowing: Soak seeds in H2SO4 for 3 hours and rinse well with cold water. Stratify hot for 4 months then stratify cold for 3 months and sow at 20°C night / 30°C day.