Deno’s Garden

Vaccinium uliginosum

Genus Vaccinium

This source reports 5 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Moderate 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: light

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

62% germination in 7–35 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Vaccinium p. 84Public domain
Show the original text
Vaccinium (Ericaceae). With fresh seed light promotes germination but is not essential. The effect of light was eliminated by DS for 6 m in V. uliginosum germ. 70L(10% in 2-4 w), 70 GA-3(5% in 4th w), 70D(none), 40- 70L(62% in 1-5 w), and 40-70D(21% in 1-4 w) using either fresh seed or seed DS 6 m. Seeds DS 1 y germ. 40-70D(12% in 1-3 w), and seeds DS 2 y were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Vaccinium p. 84. 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 High Rated by us, not by the source.

Start around September 10, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 9, 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 28 days to germinate.

21% germination in 7–28 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Vaccinium p. 84Public domain
Show the original text
Vaccinium (Ericaceae). With fresh seed light promotes germination but is not essential. The effect of light was eliminated by DS for 6 m in V. uliginosum germ. 70L(10% in 2-4 w), 70 GA-3(5% in 4th w), 70D(none), 40- 70L(62% in 1-5 w), and 40-70D(21% in 1-4 w) using either fresh seed or seed DS 6 m. Seeds DS 1 y germ. 40-70D(12% in 1-3 w), and seeds DS 2 y were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Vaccinium p. 84. 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 High Rated by us, not by the source.

Start around September 17, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 16, 2025.

  1. Dry storage

    Duration: 365 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 Light: dark

about 1.5 years from start to sowing. Then 21 days to germinate.

12% germination in 7–21 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Vaccinium p. 84Public domain
Show the original text
Vaccinium (Ericaceae). With fresh seed light promotes germination but is not essential. The effect of light was eliminated by DS for 6 m in V. uliginosum germ. 70L(10% in 2-4 w), 70 GA-3(5% in 4th w), 70D(none), 40- 70L(62% in 1-5 w), and 40-70D(21% in 1-4 w) using either fresh seed or seed DS 6 m. Seeds DS 1 y germ. 40-70D(12% in 1-3 w), and seeds DS 2 y were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Vaccinium p. 84. 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 High Rated by us, not by the source.

Start around March 8, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 28 days to germinate.

10% germination in 14–28 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Vaccinium p. 84Public domain
Show the original text
Vaccinium (Ericaceae). With fresh seed light promotes germination but is not essential. The effect of light was eliminated by DS for 6 m in V. uliginosum germ. 70L(10% in 2-4 w), 70 GA-3(5% in 4th w), 70D(none), 40- 70L(62% in 1-5 w), and 40-70D(21% in 1-4 w) using either fresh seed or seed DS 6 m. Seeds DS 1 y germ. 40-70D(12% in 1-3 w), and seeds DS 2 y were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Vaccinium p. 84. 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 5

DerivedN. C. Deno, 1996

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

Start around March 8, 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 28 days to germinate.

5% germination in 28 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Vaccinium p. 84Public domain
Show the original text
Vaccinium (Ericaceae). With fresh seed light promotes germination but is not essential. The effect of light was eliminated by DS for 6 m in V. uliginosum germ. 70L(10% in 2-4 w), 70 GA-3(5% in 4th w), 70D(none), 40- 70L(62% in 1-5 w), and 40-70D(21% in 1-4 w) using either fresh seed or seed DS 6 m. Seeds DS 1 y germ. 40-70D(12% in 1-3 w), and seeds DS 2 y were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Vaccinium p. 84. 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.