Deno’s Garden

Hydrangea bifida

Genus Hydrangea

Protocol

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 15 days to germinate.

25% germination in 13–15 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Deinanthe p. 130Public domain
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Deinanthe (Hydrangaceae). D. bifida required light and germ. 70L(25% in 13-15 d) and 70D(none). The sample in 70D was shifted to 70L after 4 w whereupon it germ. at the same rate and percentage as seed sown initally in 70L showing that there was no deterioration or any other change in 4 w in 70D. A preliminary 3 m at 40 also had no effect on the germination at 70. -
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Deinanthe p. 130. 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.