Deno’s Garden

Leycesteria formosa

Genus Leycesteria

Two sources report 7 treatments between them. All are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty Low Rated by us, not by the source.

Start around March 27, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 9 days to germinate.

100% germination in 9 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Leycesteria p. 44Public domain
Show the original text
Leycesteria (Caprifoliaceae). Data on L. formosa is now complete. It germ. 70L(100% on 9th d), 70D(87% in 1 -4 w), 70 GA-3(10% in 9-11 d), and 40-70D(100% in 2nd w), confirmed by JS.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Leycesteria p. 44. 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, 1998

Difficulty Moderate Rated by us, not by the source.

Start around September 23, 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

about 6 months from start to sowing. Then 14 days to germinate.

100% germination in 14 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Leycesteria p. 44Public domain
Show the original text
Leycesteria (Caprifoliaceae). Data on L. formosa is now complete. It germ. 70L(100% on 9th d), 70D(87% in 1 -4 w), 70 GA-3(10% in 9-11 d), and 40-70D(100% in 2nd w), confirmed by JS.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Leycesteria p. 44. 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, 1998

Difficulty High Rated by us, not by the source.

Start around March 25, 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 11 days to germinate.

10% germination in 9–11 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Leycesteria p. 44Public domain
Show the original text
Leycesteria (Caprifoliaceae). Data on L. formosa is now complete. It germ. 70L(100% on 9th d), 70D(87% in 1 -4 w), 70 GA-3(10% in 9-11 d), and 40-70D(100% in 2nd w), confirmed by JS.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Leycesteria p. 44. 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, 1998

Difficulty Low 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: dark

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

87% germination in 7–28 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Leycesteria p. 44Public domain
Show the original text
Leycesteria (Caprifoliaceae). Data on L. formosa is now complete. It germ. 70L(100% on 9th d), 70D(87% in 1 -4 w), 70 GA-3(10% in 9-11 d), and 40-70D(100% in 2nd w), confirmed by JS.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Leycesteria p. 44. 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 High Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

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

25% germination in 49 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Leycesteria p. 53Public domain
Show the original text
Leycesteria (Caprifoliaceae). L. formosa germ. 70D(1/4 in 7th w). Li bert ia (Iridaceae). L. formosa germ. 70D(6/20 in 3-7 w) and 70L(6/14 in 5-7 w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Leycesteria p. 53. 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 6

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

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

30% germination in 21–49 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Leycesteria p. 53Public domain
Show the original text
Leycesteria (Caprifoliaceae). L. formosa germ. 70D(1/4 in 7th w). Li bert ia (Iridaceae). L. formosa germ. 70D(6/20 in 3-7 w) and 70L(6/14 in 5-7 w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Leycesteria p. 53. 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 7

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

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

43% germination in 35–49 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Leycesteria p. 53Public domain
Show the original text
Leycesteria (Caprifoliaceae). L. formosa germ. 70D(1/4 in 7th w). Li bert ia (Iridaceae). L. formosa germ. 70D(6/20 in 3-7 w) and 70L(6/14 in 5-7 w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Leycesteria p. 53. 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.