Deno’s Garden

Silene colorata

Genus Silene

Two sources report two treatments between them. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty Low Rated by us, not by the source.

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

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 21 days to germinate.

100% germination in 21 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Silene p. 62Public domain
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Silene (Caryophyllaceae). The following are updates. S. colorata germ. 100% on 3rd d in 70D or 70L and 40(100% in 3rd w). Seeds DS 1 y and 2 y germ. identically showing no tracé of dying. .
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Silene p. 62. 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. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 21 days to germinate.

30% germination in 21 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Silene p. 78Public domain
Show the original text
Silene (Caryophyllaceae). S. colorata germ. 100% on 3rd d in either 70D or 70L and 40(30% in 3rd w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Silene p. 78. 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.