Stachys alpina
Genus Stachys
This source reports three treatments. All are shown.
Protocol 1
DerivedN. C. Deno, 1996Difficulty High Rated by us, not by the source.
Start around March 15, 2027 for a May 3 last frost.
- 1
Sow and cover
Temperature: 70°F 21°C · Light: light
No stated waiting before sowing. Germination time not stated; 21 days assumed.
20% germination.
Protocol 2
DerivedN. C. Deno, 1996Difficulty High Rated by us, not by the source.
Start around March 15, 2027 for a May 3 last frost.
- 1
Sow and cover
Temperature: 70°F 21°C · Light: dark
No stated waiting before sowing. Germination time not stated; 21 days assumed.
11% germination.
Protocol 3
DerivedN. C. Deno, 1996Difficulty Very high Rated by us, not by the source.
- 1
Sow outdoors and leave it
Up in March.
No stated waiting before sowing.
9% germination.
This source doesn't state how long.