Deno’s Garden

Tiarella wherryi

Genus Tiarella

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 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: light

about 9 months from start to sowing. Then 63 days to germinate.

62% germination in 35–63 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Tiarella p. 221Public domain
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Tiarella (Saxifragaceae). In the two species studied germination, required light and DS was fatal. T. wherryi germ. 70D-40-70L(62% in 5-9 w). Germination would presumably have been high in 70L and 70D GA-3 in view of the results with the closely related
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Tiarella p. 221. 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.