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Draba ventosa

Wind River Draba · Wind River Whitlow-grass · Windy Whitlow-grass

Family BrassicaceaeGenus Draba

A tight cushion of tiny gray-green rosettes crowded with small yellow flowers, on lichen-covered rock
FlowerPictured: Draba oligosperma, a relativeBraden J. JudsonCC0

About the plant

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

Habit
subshrubPlants of the World Online
Habit
Perennial, Forb/herbPLANTS Database
Flower
YellowFlora of North America
Native range
Alberta, British Columbia, Colorado, Utah, Wyoming, YukonGBIF 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; Flora of North America — Flora of North America Editorial Committee; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty Moderate Rated by us, not by the source.

  1. Sow outdoors and leave it

No stated waiting before sowing.

30% germination.

This source doesn't state how long step 1 lasts.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Draba p. 31Public domain
Show the original text
Draba (Brassicaceae). D. ventosa germ. 70L(3/30 in 9th w), 70D(none), and OT(30% in iate March through April). All rotted in 70 GA-3. When the sample started in 70D was shifted to 70L after 70D-40-70D treatment, 5/15 germ. in 4-6 w.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Draba p. 31. 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.

Protocol 2

DerivedN. C. Deno, 1998

Difficulty High Rated by us, not by the source.

Start around February 1, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 63 days to germinate.

10% germination in 63 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Draba p. 31Public domain
Show the original text
Draba (Brassicaceae). D. ventosa germ. 70L(3/30 in 9th w), 70D(none), and OT(30% in iate March through April). All rotted in 70 GA-3. When the sample started in 70D was shifted to 70L after 70D-40-70D treatment, 5/15 germ. in 4-6 w.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Draba p. 31. 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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