Deno’s Garden

Limnanthes douglasii

Genus Limnanthes

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

Start around March 25, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 11 days to germinate.

100% germination in 11 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Limnanthus p. 170Public domain
Show the original text
Limnanthus (Llmnanthaceae). L. douglasii germ. 70(3/3 on 2nd d) and 40(3/3 on 11th d). The rapid germination is unusual for such large seeds.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Limnanthus p. 170. 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 Low Rated by us, not by the source.

Start around April 3, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 2 days to germinate.

100% germination in 2 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Limnanthus p. 170Public domain
Show the original text
Limnanthus (Llmnanthaceae). L. douglasii germ. 70(3/3 on 2nd d) and 40(3/3 on 11th d). The rapid germination is unusual for such large seeds.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Limnanthus p. 170. 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.