Verbascum phoeniceum
Purple Mullein
About the plant
What it is and where it grows — not part of any germination protocol.
- Habit
- Perennial, Forb/herb
Toxicity is noted only where a source states it. No note here is not a finding of safety.
Source: PLANTS Database — USDA NRCS.
This source reports two treatments. Both are shown.
Protocol 1
DerivedN. C. Deno, 1993Difficulty Low
Start around April 1, 2027 for a May 3 last frost.
Sow and cover
Temperature: 70°F 21°C Light: either
No stated waiting before sowing. Then 4 days to germinate.
100% germination in 3–4 days.
Every seed, in three or four days, light or dark. One of the easiest things in the book.
Protocol 2
DerivedN. C. Deno, 1993Difficulty Moderate
Start around January 5, 2027 for a May 3 last frost.
Cold moist stratification
Temperature: 40°F 4°C Light: either
38%, spread over three months -- it germinates in the cold.
No stated waiting before sowing. Then 90 days to germinate.
38% germination in 90 days.
Cold turns four days into three months and loses two thirds of the seed. Sow it warm.
This source doesn't state how long.