Deno’s Garden

Dolichandra unguis-cati

Genus Dolichandra

This source reports three treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

Start around March 16, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on March 15, 2026.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: light

about 12 months from start to sowing. Then 21 days to germinate.

83% germination in 21 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Macfadyena p. 56Public domain
Show the original text
Macfadyena (Bignoniaceae). M. unguis-cati had germination promoted by light, but light was not essential. Seeds DS 1 y germ. 70L(5/6 in 3rd w), 70D(4/8 in 4-6 w), and 70 GA-3(1 /4 in 4th w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Macfadyena p. 56. 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 Moderate Rated by us, not by the source.

Start around February 23, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on February 22, 2026.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 12 months from start to sowing. Then 42 days to germinate.

50% germination in 28–42 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Macfadyena p. 56Public domain
Show the original text
Macfadyena (Bignoniaceae). M. unguis-cati had germination promoted by light, but light was not essential. Seeds DS 1 y germ. 70L(5/6 in 3rd w), 70D(4/8 in 4-6 w), and 70 GA-3(1 /4 in 4th w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Macfadyena p. 56. 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 March 9, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on March 8, 2026.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Gibberellic acid soak

  3. Sow and cover

    Temperature: 70°F 21°C

about 12 months from start to sowing. Then 28 days to germinate.

25% germination in 28 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Macfadyena p. 56Public domain
Show the original text
Macfadyena (Bignoniaceae). M. unguis-cati had germination promoted by light, but light was not essential. Seeds DS 1 y germ. 70L(5/6 in 3rd w), 70D(4/8 in 4-6 w), and 70 GA-3(1 /4 in 4th w).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Macfadyena p. 56. 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.