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Draba doerfleri

Family BrassicaceaeGenus Draba

Low humped cushions of tiny green leaves spreading over bare wet soil in a winter bed, with a small white plant label among them.
The whole plantDaderotCC0

About the plant

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

Habit
subshrubPlants of the World Online
Native range
Albania, Bulgaria, NW. Balkan Pen., TürkiyeGBIF 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; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Worth knowing

  • Draba doerfleri is a small subshrub of the mountains of North Macedonia, Bulgaria and north-central Turkey, often found in rock crevices. Wikipedia: Draba doerfleri

Two sources report three treatments between them. All are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty Low Rated by us, not by the source.

Start around September 17, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 16, 2026.

  1. Dry storage

    Duration: 180 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Temperature: 40°F 4°C

about 6 months from start to step 2. Germination happens during step 2, in 21 days.

100% germination in 21 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Schivereckia p. 60Public domain
Show the original text
Schivereckia (Brassicaceae). S. doerfleri DS 6 m germ. 70D(100% in 7-9 d) and 40(100% in 3rd w). Seeds DS 1 y were largely dead.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Schivereckia p. 60. 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 Low Rated by us, not by the source.

Start around September 29, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 28, 2026.

  1. Dry storage

    Duration: 180 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 6 months from start to sowing. Then 9 days to germinate.

100% germination in 7–9 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Schivereckia p. 60Public domain
Show the original text
Schivereckia (Brassicaceae). S. doerfleri DS 6 m germ. 70D(100% in 7-9 d) and 40(100% in 3rd w). Seeds DS 1 y were largely dead.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Schivereckia p. 60. 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 3

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 4 days to germinate.

100% germination in 2–4 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Schivereckia p. 76Public domain
Show the original text
Schivereckia (Brassicaceae). S. doerfleri germ. 70D(100% in 2-4 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Schivereckia p. 76. 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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