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Lewisia pygmaea

Alpine Bitterroot · Alpine Lewisia · Dwarf Bitterroot

Family MontiaceaeGenus Lewisia

Small magenta flowers among narrow fleshy leaves on a floor of pine needles
FlowerBryan HarryPublic domain

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
Flower
White, pink, magentaFlora of North America
Native range
Alaska, Canada, lower 48 statesPLANTS Database

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; Flora of North America — Flora of North America Editorial Committee.

Protocol

DerivedN. C. Deno, 1993

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing.

0% germination.

Nothing germinated at 70.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Lewisia p. 166Public domain
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Lewisia (Portulacaceae). Germination of L. pygmaea sown outdoors in February germ. in April and none in 70D. Another sample was given 15 m of alternating cycles after which 100% germ. in 2-4w at 70 after treating with GA-3. The 75% empty seed coats were not counted. Treatment with GA-3 needs to be tried on fresh seeds.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lewisia p. 166. Quoted exactly. Every value on this card comes from this record; 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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