Deno’s Garden

Lewisia cotyledon

Genus Lewisia

Protocol

DerivedN. C. Deno, 1998

Difficulty Very high Rated by us, not by the source.

  1. Dry storage

    Duration: 1460 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 4 years from start to sowing. Then 12 days to germinate.

2% germination in 4–12 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Lewisia p. 44Public domain
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Lewisia (Portulacaceaë). L. cotyledon had germ. largely at 40 in a number of qualitative experiments (2nd Ed.); A sample DS 4 y germ. 70D(2% in 4-12 d) and 40(none).
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Lewisia p. 44. 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.