Deno’s Garden

Crocosmia aurea

Genus Crocosmia

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

Start around March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Germination time not stated; 21 days assumed.

93% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Crocosmia p. 34Public domain
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Crocosmia (Iridaceae). C. aurea germ.70L(93%) and 70D(56%) (2nd Ed.). These were unchanged after DS 1 y, but after 2 y they dropped to 15% and 14%.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Crocosmia p. 34. 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.

Protocol 2

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

Start around March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Germination time not stated; 21 days assumed.

56% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Crocosmia p. 34Public domain
Show the original text
Crocosmia (Iridaceae). C. aurea germ.70L(93%) and 70D(56%) (2nd Ed.). These were unchanged after DS 1 y, but after 2 y they dropped to 15% and 14%.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Crocosmia p. 34. 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.