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Angelica grayi

Gray's Angelica

Family ApiaceaeGenus Angelica

Two stout stems carrying tight pale green flower umbels above broad divided leaves, beside a stream in a mountain meadow
The whole plantEd OgleCC BY 2.0

About the plant

What it is and where it grows — not part of any germination protocol.

Habit
perennialPlants of the World Online
Habit
Perennial, Forb/herbPLANTS Database
Native range
Colorado, New Mexico, WyomingGBIF Backbone Taxonomy

Toxicity is noted only where a source states it. No note here is not a finding of safety.

Sources: Plants of the World Online — Royal Botanic Gardens, Kew; PLANTS Database — USDA NRCS; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Protocol

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: light

about 6 months from start to step 3. Germination happens during step 3, in 28 days.

40% germination in 28 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Angelica p. 96Public domain
Show the original text
Angelica (Apiaceae). Both species germ. best in 70L. A. grayi germ. 70L(218 in 4th w) and 70D-40-70L(2/5 in 4th w). Seeds started at 40 all rotted.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Angelica p. 96. Quoted exactly. Every value on this card comes from this record, except the difficulty rating, which is ours; the step names come from a fixed list.

How each step is done, in Deno’s words, and what Verified and Derived mean.

Germination trials

Readers’ own records of sowing this species, published after review. Share your trial · All trials

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