Deno’s Garden

Saxifraga flagellaris

Genus Saxifraga

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

Start around June 19, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on June 18, 2026.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 9 months from start to sowing. Germination time not stated; 21 days assumed.

62% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Saxifraga p. 211Public domain
Show the original text
Saxifraga (Saxifragaceae). The stimulation of germination by GA-3 in S. flagellaris germ. 70-40-70(62%) and 40(4%)-70.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Saxifraga p. 211. 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 Very high Rated by us, not by the source.

Start around December 15, 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

Steps after step 1 run on after germination.

about 3 months from start to sowing. Germination time not stated; 21 days assumed.

4% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Saxifraga p. 211Public domain
Show the original text
Saxifraga (Saxifragaceae). The stimulation of germination by GA-3 in S. flagellaris germ. 70-40-70(62%) and 40(4%)-70.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Saxifraga p. 211. 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.