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Geissorhiza juncea

Rush Satin

Family IridaceaeGenus Geissorhiza

Three white star-shaped flowers with yellow centers on a slender stem, among thin rush-like leaves
FlowerAdele SLCC BY 4.0

About the plant

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

Habit
tuberous geophytePlants of the World Online
Flower
WhiteRead from the photograph on this page
Native range
Cape ProvincesGBIF 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; Read from the photograph on this page — Deno's Garden; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Protocol

DerivedN. C. Deno, 1998

Difficulty Moderate 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

    8 germinated in this phase.

Steps after step 1 run on after germination.

Germination happens during step 1, in 56 days.

70% germination in 21–56 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Geissorhiza p. 35Public domain
Show the original text
Geissorhiza (Iridaceae). Except for G. juncea gerrru70D(70% in 3-8 w)-40(8% in 5th w) and 70L(none). When the sample in 70L was shifted to 70D after 8 w, 93% germ. in 1-6 w.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Geissorhiza p. 35. 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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