Deno’s Garden

Adenostoma fasciculatum

Genus Adenostoma

This source reports 4 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty High Rated by us, not by the source.

Start around December 28, 2026 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 98 days to germinate.

27% germination in 21–98 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Adenostoma p. 16Public domain
Show the original text
Adenostoma (Rosaceae). Fresh seed of A. facsiculatum germ. best in 70 GA-3(27% in 3-14 w) and 70L(15% in 6-12 w)-40{9%)-70(8%) and less in 70D(2%)- 40(6%). Seeds DS 6 m germ. similarly, but seeds DS 1 y germ.' 12% in 2-5 w in either 70D or 70L indicating that the light requirement had died away. Seeds DS 2 y were all dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Adenostoma p. 16. 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 October 13, 2026 for a May 3 last frost.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: light

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 84 days to germinate.

15% germination in 42–84 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Adenostoma p. 16Public domain
Show the original text
Adenostoma (Rosaceae). Fresh seed of A. facsiculatum germ. best in 70 GA-3(27% in 3-14 w) and 70L(15% in 6-12 w)-40{9%)-70(8%) and less in 70D(2%)- 40(6%). Seeds DS 6 m germ. similarly, but seeds DS 1 y germ.' 12% in 2-5 w in either 70D or 70L indicating that the light requirement had died away. Seeds DS 2 y were all dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Adenostoma p. 16. 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 Very high 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

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

8% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Adenostoma p. 16Public domain
Show the original text
Adenostoma (Rosaceae). Fresh seed of A. facsiculatum germ. best in 70 GA-3(27% in 3-14 w) and 70L(15% in 6-12 w)-40{9%)-70(8%) and less in 70D(2%)- 40(6%). Seeds DS 6 m germ. similarly, but seeds DS 1 y germ.' 12% in 2-5 w in either 70D or 70L indicating that the light requirement had died away. Seeds DS 2 y were all dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Adenostoma p. 16. 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 Very 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, 2026.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

    2 germinated in this phase.

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

about 6 months from start to sowing. Germination time not stated; 21 days assumed.

6% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Adenostoma p. 16Public domain
Show the original text
Adenostoma (Rosaceae). Fresh seed of A. facsiculatum germ. best in 70 GA-3(27% in 3-14 w) and 70L(15% in 6-12 w)-40{9%)-70(8%) and less in 70D(2%)- 40(6%). Seeds DS 6 m germ. similarly, but seeds DS 1 y germ.' 12% in 2-5 w in either 70D or 70L indicating that the light requirement had died away. Seeds DS 2 y were all dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Adenostoma p. 16. 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.