Deno’s Garden

Gardenia jasminoides

Genus Gardenia

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 March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Germination time not stated; 21 days assumed.

90% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Gardenia p. 45Public domain
Show the original text
Gardenia (Rubiaceae). G. jasminoides germ. 70D(90% in 3rd ) w confirrmr^a past report (JH). This dropped to 70D(20% in 3rd w)7o s^ds DS 1 y 3rd w ) , ^^ ^ 2-4 w), 70L(85^in
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Gardenia p. 45. 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 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: dark

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

20% germination in 21 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Gardenia p. 45Public domain
Show the original text
Gardenia (Rubiaceae). G. jasminoides germ. 70D(90% in 3rd ) w confirrmr^a past report (JH). This dropped to 70D(20% in 3rd w)7o s^ds DS 1 y 3rd w ) , ^^ ^ 2-4 w), 70L(85^in
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Gardenia p. 45. 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.