Deno’s Garden

Braya alpina

Genus Braya

This source reports 4 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

Start around March 31, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 5 days to germinate.

100% germination in 5 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Braya p. 26Public domain
Show the original text
Braya (Brassicaceae). B. alpina germ. 70L(100% on 5th d), 70D(80% in 5-17 d), 40(68% in 2-8 w)-70D(24% in 3-7 d), and OT(100% in March started in Feb.).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Braya p. 26. 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 Low Rated by us, not by the source.

Sow around February 2027 — a date the source gives, not one counted back from a May 3 last frost.

  1. Sow outdoors and leave it

    Sown outdoors in February; up in March.

No stated waiting before sowing. Then 30 days to germinate.

100% germination in 30 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Braya p. 26Public domain
Show the original text
Braya (Brassicaceae). B. alpina germ. 70L(100% on 5th d), 70D(80% in 5-17 d), 40(68% in 2-8 w)-70D(24% in 3-7 d), and OT(100% in March started in Feb.).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Braya p. 26. 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 Low Rated by us, not by the source.

Start around March 19, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 17 days to germinate.

80% germination in 5–17 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Braya p. 26Public domain
Show the original text
Braya (Brassicaceae). B. alpina germ. 70L(100% on 5th d), 70D(80% in 5-17 d), 40(68% in 2-8 w)-70D(24% in 3-7 d), and OT(100% in March started in Feb.).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Braya p. 26. 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

Difficulty Moderate Rated by us, not by the source.

Start around November 10, 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 Light: dark

    24 germinated in this phase.

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 56 days to germinate.

68% germination in 14–56 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Braya p. 26Public domain
Show the original text
Braya (Brassicaceae). B. alpina germ. 70L(100% on 5th d), 70D(80% in 5-17 d), 40(68% in 2-8 w)-70D(24% in 3-7 d), and OT(100% in March started in Feb.).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Braya p. 26. 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.