Deno’s GardenMy Garden

Lachenalia corymbosa

Corymb Polyxena

Family AsparagaceaeGenus Lachenalia

A terracotta pan of narrow leaves and small white flowers, set on gravel beside a slate label
The whole plantRichard AveryCC BY-SA 4.0

About the plant

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

Habit
bulbous 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.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty Moderate Rated by us, not by the source.

Start around March 28, 2027 for a May 3 last frost.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    2/7 germinated in this phase.

Steps after step 1 run on after germination.

Germination happens during step 1, in 8 days.

57% germination in 2–8 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Polyxena p. 55Public domain
Show the original text
Polyxena (Liliaceae). The following updates the data in the 1 st Suppl. P. corymbosa germ. 70D(4/7 in 2-8 d)-40(2/7 in 4th w) and 40-70D(2/5 in 2-4 d).
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Polyxena p. 55. 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 Moderate Rated by us, not by the source.

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

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

about 3 months from start to step 2. Germination happens during step 2, in 4 days.

40% germination in 2–4 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Polyxena p. 55Public domain
Show the original text
Polyxena (Liliaceae). The following updates the data in the 1 st Suppl. P. corymbosa germ. 70D(4/7 in 2-8 d)-40(2/7 in 4th w) and 40-70D(2/5 in 2-4 d).
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Polyxena p. 55. 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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