Deno’s Garden

Hymenocrater bituminosus

Genus Hymenocrater

Protocol

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 56 days to germinate.

65% germination in 14–56 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Hymenocrater p. 154Public domain
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Hymenocrater (Lamiaceae). H. bituminosus germ. 68% in 4-8 d in either 70D or 70L and 40(65% in 2-8 w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Hymenocrater p. 154. 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.