About the plant
What it is and where it grows — not part of any germination protocol.
- Note
- Deno warns that seed sold under this name gives both stoloniferous and non-stoloniferous plants.
Toxicity is noted only where a source states it. No note here is not a finding of safety.
Source: Seed Germination Theory and Practice, 2nd ed. — N. C. Deno.
This source reports three treatments. All are shown.
Protocol 1
DerivedN. C. Deno, 1993Difficulty Moderate Rated by us, not by the source.
Start around February 1, 2027 for a May 3 last frost.
- 1
Sow on the surface — do not cover
Temperature: 70°F 21°C · Light: light
No stated waiting before sowing. Then 63 days to germinate.
50% germination in 14–63 days.
Four seeds of eight. Deno warns that seed sold under this name is not uniform.
Protocol 2
DerivedN. C. Deno, 1993Difficulty Moderate Rated by us, not by the source.
Sow around March 2027 — a date the source gives, not one counted back from a May 3 last frost.
- 1
Sow outdoors and leave it
Sown outdoors in March; some up in May.
No stated waiting before sowing. Then 60 days to germinate.
Germinates in 60 days.
Sown in March, some up in May. Deno gives no count.
This source doesn't state how long.
Protocol 3
DerivedN. C. Deno, 1993- 1
Sow and cover
Temperature: 70°F 21°C · Light: dark
No stated waiting before sowing.
0% germination.
Nothing in the dark. This is one of the light-requiring species of the genus.