Deno’s Garden

Spathodea campanulata

Genus Spathodea

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

Start around September 23, 2026 for a May 3 last frost.

  1. Dry storage

    Duration: 180 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: light

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

100% germination in 14 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Spathodea p. 79Public domain
Show the original text
Spathodea (Bignoniaceae). S. campanulata seeds DS 6 m or 1 v qerm 70L(100% in 2nd w) and none in 70D or 70 GA-3. ™ ^ o , 5 ?e C U , a r ia (CamPanu'aceae).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Spathodea p. 79. 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

  1. Dry storage

    Duration: 180 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 6 months from start to sowing.

0% germination.

Nothing germinated at 70.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Spathodea p. 79Public domain
Show the original text
Spathodea (Bignoniaceae). S. campanulata seeds DS 6 m or 1 v qerm 70L(100% in 2nd w) and none in 70D or 70 GA-3. ™ ^ o , 5 ?e C U , a r ia (CamPanu'aceae).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Spathodea p. 79. Quoted exactly. Every value on this card comes from this record; the step names come from a fixed list.