Hymenocrater bituminosus
Genus Hymenocrater
Protocol
DerivedN. C. Deno, 1993Difficulty Moderate Rated by us, not by the source.
- 1
Cold moist stratification
Temperature: 40°F 4°C
No stated waiting before sowing. Then 56 days to germinate.
65% germination in 14–56 days.
This source doesn't state how long.