Deno’s Garden

Erythranthe lutea

Genus Erythranthe

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 20, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 16 days to germinate.

100% germination in 2–16 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Mimulus p. 178Public domain
Show the original text
Mimulus (Scrophulariaceae). Light was required for some species. M. "Andean Nymph" germ. 70(1%)-40-70 and 40(34% in 5th w). M. "Calypso hybrids" germ. some in the 10th w at 70. M. luteus germ. 70(100% in 2-16 d) and 40(88% in 2-6 w). Germination was lower in DS seed with 1-20% germ. at 70 and zero at 40..
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Mimulus p. 178. 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 February 22, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 42 days to germinate.

88% germination in 14–42 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Mimulus p. 178Public domain
Show the original text
Mimulus (Scrophulariaceae). Light was required for some species. M. "Andean Nymph" germ. 70(1%)-40-70 and 40(34% in 5th w). M. "Calypso hybrids" germ. some in the 10th w at 70. M. luteus germ. 70(100% in 2-16 d) and 40(88% in 2-6 w). Germination was lower in DS seed with 1-20% germ. at 70 and zero at 40..
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Mimulus p. 178. 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.