Deno’s Garden

Silene argaea

Genus Silene

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

Start around December 1, 2026 for a May 3 last frost.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

    10 germinated in this phase.

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 35 days to germinate.

75% germination in 35 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Silene p. 214Public domain
Show the original text
Silene (Caryophyllaceae). While many Silene germ. at 70 like typical Caryophyllaceae, complex patterns and photoeffects were found in some species. OS seed of the following species germ. in 2-5 w at 70: S. agraea germ. 70(44% in 3-4 d) and 40(75% in 5th w)-70(10%).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Silene p. 214. 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, 1993

Difficulty Moderate Rated by us, not by the source.

Start around April 1, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 4 days to germinate.

44% germination in 3–4 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Silene p. 214Public domain
Show the original text
Silene (Caryophyllaceae). While many Silene germ. at 70 like typical Caryophyllaceae, complex patterns and photoeffects were found in some species. OS seed of the following species germ. in 2-5 w at 70: S. agraea germ. 70(44% in 3-4 d) and 40(75% in 5th w)-70(10%).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Silene p. 214. 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.