Hardiness: -15°C
Sowing: Stratify at 20°C/25°C for 2 months then stratify at 3°C for 4 months and sow in spring.
Hardiness: -15°C
Sowing: Stratify at 20°C/25°C for 2 months then stratify at 3°C for 4 months and sow in spring.