Deno’s Garden

Rubus argutus

Genus Rubus

Protocol

DerivedN. C. Deno, 1993

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

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

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

1% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Rubus p. 207Public domain
Show the original text
Rubus (Rosaceae). A. argutus germ. 40-70(1%) using fresh seed. All other treatments have failed, but extended outdoor treatment needs to be tried.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Rubus p. 207. 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.