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Genista hispanica subsp. occidentalis

Spanish Gorse

Family FabaceaeGenus Genista

Also published as Genista occidentalis. You are in the right place.

A low, rounded shrub covered in small bright yellow pea flowers
The whole plantKrzysztof Ziarnek, KenraizCC BY-SA 4.0

About the plant

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

Habit
subshrub or shrubPlants of the World Online
Flower
YellowRead from the photograph on this page

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; Read from the photograph on this page — Deno's Garden.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

Start around July 4, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on July 3, 2026.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  3. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  4. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 9 months from start to step 4. Germination happens during step 4, in 6 days.

44% germination in 6 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Genista p. 145Public domain
Show the original text
Genista (Fabaceae). G. occidentalis germ. 40-70-40-70(4/9 on 6th d), 70D GA-3(519 in 4th w), and none in 70L or 70D. The seedlings from GA-3 treatment did not survive, but this perhaps could be corrected by optimization of the GA-3 treatment.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Genista p. 145. 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, 1993

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing.

0% germination.

Nothing germinated at 70.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Genista p. 145Public domain
Show the original text
Genista (Fabaceae). G. occidentalis germ. 40-70-40-70(4/9 on 6th d), 70D GA-3(519 in 4th w), and none in 70L or 70D. The seedlings from GA-3 treatment did not survive, but this perhaps could be corrected by optimization of the GA-3 treatment.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Genista p. 145. 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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