Deno’s Garden

Ribes lacustre

Genus Ribes

This source reports 4 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

  1. Sow outdoors and leave it

    Up in March and April.

No stated waiting before sowing.

53% germination.

This source doesn't state how long.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Ribes p. 71Public domain
Show the original text
Ribes (Saxifragaceae). R. lacustre germ. best in OT(53% in March and April from seeds started 13 m earlier) similar to other Ribes. Seeds also germ. 70 GA-3(9% in 4-7 w), 40-70D(5% in 3-5 w), and none in 70D and 70L
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Ribes p. 71. 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 Very high Rated by us, not by the source.

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

  1. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 49 days to germinate.

9% germination in 28–49 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Ribes p. 71Public domain
Show the original text
Ribes (Saxifragaceae). R. lacustre germ. best in OT(53% in March and April from seeds started 13 m earlier) similar to other Ribes. Seeds also germ. 70 GA-3(9% in 4-7 w), 40-70D(5% in 3-5 w), and none in 70D and 70L
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Ribes p. 71. 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 3

DerivedN. C. Deno, 1996

Difficulty Very high Rated by us, not by the source.

Start around September 3, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 2, 2026.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

about 6 months from start to sowing. Then 35 days to germinate.

5% germination in 21–35 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Ribes p. 71Public domain
Show the original text
Ribes (Saxifragaceae). R. lacustre germ. best in OT(53% in March and April from seeds started 13 m earlier) similar to other Ribes. Seeds also germ. 70 GA-3(9% in 4-7 w), 40-70D(5% in 3-5 w), and none in 70D and 70L
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Ribes p. 71. 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 4

DerivedN. C. Deno, 1996

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing.

0% germination.

Nothing germinated at 70.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Ribes p. 71Public domain
Show the original text
Ribes (Saxifragaceae). R. lacustre germ. best in OT(53% in March and April from seeds started 13 m earlier) similar to other Ribes. Seeds also germ. 70 GA-3(9% in 4-7 w), 40-70D(5% in 3-5 w), and none in 70D and 70L
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Ribes p. 71. Quoted exactly. Every value on this card comes from this record; the step names come from a fixed list.