Veronica chathamica
Chatham Island Koromiko
Also published as Hebe chathamica, Hebe chatamica. You are in the right place.
About the plant
What it is and where it grows — not part of any germination protocol.
- Note
- Deno files it in Hebe, and in Scrophulariaceae.
Toxicity is noted only where a source states it. No note here is not a finding of safety.
Source: World Flora Online — WFO Consortium.
This source reports two treatments. Both are shown.
Protocol 1
DerivedN. C. Deno, 1993Difficulty Low
Start around March 28, 2027 for a May 3 last frost.
Cold moist stratification
Temperature: 40°F 4°C
Warm moist stratification
Temperature: 70°F 21°C
91% germinated here, largely in 6-8 days.
Cold moist stratification
Temperature: 40°F 4°C
Warm moist stratification
Temperature: 70°F 21°C
A further 4% in the second cycle.
No stated waiting before sowing. Then 8 days to germinate.
91% germination in 6–8 days.
Start cold: nearly all of it comes up in the first week after the move to 70.
This source doesn't state how long.
Protocol 2
DerivedN. C. Deno, 1993Difficulty Moderate
Start around January 5, 2027 for a May 3 last frost.
Warm moist stratification
Temperature: 70°F 21°C
Deno gives 37% over 10 d to 3 m.
Cold moist stratification
Temperature: 40°F 4°C
A further 1%.
No stated waiting before sowing. Then 90 days to germinate.
37% germination in 10–90 days.
Sowing warm first costs more than half the germination.
This source doesn't state how long.