Diplacus cusickii
Genus Diplacus
This source reports two treatments. Both are shown.
Protocol 1
DerivedN. C. Deno, 1998Difficulty High Rated by us, not by the source.
- 1
Sow outdoors and leave it
Up in early April.
No stated waiting before sowing.
27% germination.
This source doesn't state how long.
Protocol 2
DerivedN. C. Deno, 1998Difficulty High Rated by us, not by the source.
Start around July 7, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on July 6, 2026.
- 1
Warm moist stratification
Duration: 90 days · Temperature: 70°F 21°C · Light: light
- 2
Cold moist stratification
Duration: 90 days · Temperature: 40°F 4°C
- 3
Warm moist stratification
Duration: 90 days · Temperature: 70°F 21°C · Light: light
about 9 months from start to sowing. Then 3 days to germinate.
21% germination in 3 days.