Deno’s Garden

Parrotiopsis jacquemontiana

Genus Parrotiopsis

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

  4. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  5. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 15 months from start to sowing. Then 14 days to germinate.

40% germination in 14 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Parrotiopsis p. 186Public domain
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Parrotiopsis (Hamamelidaceae). P. jacquemontiana germ. 70-40-70-40- 70(2/5 in 2nd w) and an additional seed germ. after 3 y. None germ. after five cycles starting at 40. The seedlings developed cotyledons within a w of germination and appeared to be normal and healthy.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Parrotiopsis 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.