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Bulbine annua

Annual Bulbine

Family AsphodelaceaeGenus Bulbine

Ripe brown seed capsules split open along a branched stem, with one small yellow six-petalled flower still out above them
FruitTony RebeloCC BY-SA 4.0

About the plant

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

Habit
annualPlants of the World Online
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; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

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 March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 21 days to germinate.

100% germination in 21 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Bulbine p. 20Public domain
Show the original text
Bulbine (Liliaceae). The four species stüdied germ. at 70 in either light or dark. Germination was a bit slower in 70D, particularly with B. annua germ. 70D(100% in 3rd w) and 70L(100% on 4th d).
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Bulbine p. 20. 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, 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: light

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

100% germination in 4 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Bulbine p. 26Public domain
Show the original text
Bulbine (tiliaceae). B. annua germ. 70L(100% on 4th d) and 70D(6/7 in 3rd w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Bulbine p. 26. 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 March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 21 days to germinate.

86% germination in 21 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Bulbine p. 26Public domain
Show the original text
Bulbine (tiliaceae). B. annua germ. 70L(100% on 4th d) and 70D(6/7 in 3rd w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Bulbine p. 26. 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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