Deno’s GardenMy Garden

Erythronium sibiricum

Siberian Fawn Lily

Family LiliaceaeGenus Erythronium

Magenta flowers with reflexed petals and yellow anthers above a leaf mottled green and brown
FlowerBorealis55Public domain

About the plant

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

Habit
bulbous geophytePlants of the World Online
Flower
White, rose purpleFlora of China
Native range
Altay, Kazakhstan, Krasnoyarsk, Mongolia, Tuva, West Siberia and elsewhereGBIF 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; Flora of China — Wu Zhengyi, Peter H. Raven and Hong Deyuan (eds.); GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

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 August 13, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on August 12, 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

    10 germinated in this phase.

Steps after step 3 run on after germination.

about 6 months from start to step 3. Germination happens during step 3, in 56 days.

60% germination in 42–56 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Erythronium p. 140Public domain
Show the original text
Erythronium (Liliaceae). E. sibiricum germ. 70-40(60% in 8th w) and 40-70-40(60% in 6-8 w)-70(10% on 4th d). The radicles develop slowly at 40 and the cotyledon did not expand until the shift to 70 after 3 m at 40.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Erythronium p. 140. 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

Difficulty Moderate Rated by us, not by the source.

Start around November 10, 2026 for a May 3 last frost.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

about 3 months from start to step 2. Germination happens during step 2, in 56 days.

60% germination in 56 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Erythronium p. 140Public domain
Show the original text
Erythronium (Liliaceae). E. sibiricum germ. 70-40(60% in 8th w) and 40-70-40(60% in 6-8 w)-70(10% on 4th d). The radicles develop slowly at 40 and the cotyledon did not expand until the shift to 70 after 3 m at 40.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Erythronium p. 140. 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

Add to My Garden

View species page