Deno’s Garden

Parrya schugnana

Genus Parrya

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. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 9 months from start to sowing. Then 28 days to germinate.

20% germination in 7–28 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Parrya p. 186Public domain
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Parrya (Brassicaceae). P.,menziesii germ. 70(10% in 4th w)-40-70(35% in 1-4 w). P. schugnana germ. 70-40-70(20% in 1-4 w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Parrya p. 186. 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.