Deno’s Garden

Euonymus phellomanus

Genus Euonymus

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty High Rated by us, not by the source.

Start around April 24, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on April 23, 2026.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

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

  3. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  4. Warm moist stratification

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

  5. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    1/8 germinated in this phase.

Steps after step 3 run on after germination.

about 9 months from start to sowing. Then 77 days to germinate.

12% germination in 77 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Euonymus p. 33Public domain
Show the original text
Euonymus (Celastraceae). E. phellomanus germ. 70D-40-70D(1/8 in 2nd w) and 40-70D-40(1/8 in 11th w)- 70D-40(1/8 in 10th w). The seedlings rotted suggesting that the seeds had deteriorated in the unknown duration of DS. GA-3 did not initiate germination.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Euonymus p. 33. 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 High Rated by us, not by the source.

Start around June 26, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on June 25, 2026.

  1. Warm moist stratification

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

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

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

about 9 months from start to sowing. Then 14 days to germinate.

12% germination in 14 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Euonymus p. 33Public domain
Show the original text
Euonymus (Celastraceae). E. phellomanus germ. 70D-40-70D(1/8 in 2nd w) and 40-70D-40(1/8 in 11th w)- 70D-40(1/8 in 10th w). The seedlings rotted suggesting that the seeds had deteriorated in the unknown duration of DS. GA-3 did not initiate germination.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Euonymus p. 33. 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.