Deno’s Garden

Erigeron elegantulus

Genus Erigeron

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 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.

78% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Erigeron p. 139Public domain
Show the original text
Erigeron (Asteraceae). These are mainly-D-70 germinators. Germination failed in 60% of the samples received, and this is believed to be due to the absence of viable seed among the copious chaff. The following species germ. in 4-10 d at 70: E. elegantulus germ. 70(78%) and 40(36%)-70(64%). Seed DS 6 m at 70 or 40 germ. under 10% indicating that in this species DS is not tolerated welt:
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Erigeron p. 139. 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 Moderate 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. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    36 germinated in this phase.

  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.

64% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Erigeron p. 139Public domain
Show the original text
Erigeron (Asteraceae). These are mainly-D-70 germinators. Germination failed in 60% of the samples received, and this is believed to be due to the absence of viable seed among the copious chaff. The following species germ. in 4-10 d at 70: E. elegantulus germ. 70(78%) and 40(36%)-70(64%). Seed DS 6 m at 70 or 40 germ. under 10% indicating that in this species DS is not tolerated welt:
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Erigeron p. 139. 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.