Deno’s Garden

Chelidonium majus

Genus Chelidonium

Protocol

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    3 germinated in this phase.

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

    3 germinated in this phase.

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 49 days to germinate.

48% germination in 14–49 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Chelidonium p. 117Public domain
Show the original text
Chelidonium (Papaveraceae). C. majus germ. 70(48% in 2-7 w)-40(3%)- 70(3%). Fresh seed sown at 40 or DS seed sown at either 70 or 40 all rotted and these are fatal treatments.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Chelidonium p. 117. 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.