Deno’s Garden

Juniperus horizontalis

Genus Juniperus

Two sources report two treatments between them. Both are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Very high Rated by us, not by the source.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  4. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  5. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  6. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  7. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

    1/250 germinated in this phase.

Steps after step 5 run on after germination.

about 15 months from start to sowing.

0% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Juniperus p. 51Public domain
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Juniperus (Pinaceae). J. horizontalis germ. 70-40-70-40-70(1/250)-40- 70(1/250) similar to the extended germination shown by
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Juniperus p. 51. 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, 1993

Difficulty Very high Rated by us, not by the source.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing.

0% germination.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Juniperus p. 162Public domain
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Juniperus (Pinaceae). J. horizontalis has so far germ. only 1/200 in a 4th cycle at 40.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Juniperus p. 162. 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.