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Diplacus cusickii

Cusick Monkeyflower · Cusick's Monkey-flower

Family PhrymaceaeGenus Diplacus

A magenta funnel-shaped flower with two yellow spots in its throat, above sand-dusted gray leaves
FlowerSheri HagwoodPublic domain

About the plant

What it is and where it grows — not part of any germination protocol.

Habit
annualPlants of the World Online
Flower
PinkWikipedia
Native range
Idaho, OregonGBIF Backbone Taxonomy

Toxicity is noted only where a source states it. No note here is not a finding of safety.

Sources: Plants of the World Online — Royal Botanic Gardens, Kew; Wikipedia — Wikipedia contributors; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty High Rated by us, not by the source.

  1. Sow outdoors and leave it

    Up in early April.

No stated waiting before sowing.

27% germination.

This source doesn't state how long step 1 lasts.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Mimulus p. 48Public domain
Show the original text
Mimulus (Scrophulariaceae). M. Calypso Hybrids germ. in 4-5 d in 70D for fresh seeds or seeds DS 1 y. M. cusickii germ. 70L-40-70L(3/14 on 3rd d), 7ÖD-40-70D(none), 40-70D- 40(none), and OT(3/11 in early April).
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Mimulus p. 48. 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, 1998

Difficulty High Rated by us, not by the source.

Start around October 5, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on October 4, 2026.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: light

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: light

about 6 months from start to step 3. Germination happens during step 3, in 3 days.

21% germination in 3 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Mimulus p. 48Public domain
Show the original text
Mimulus (Scrophulariaceae). M. Calypso Hybrids germ. in 4-5 d in 70D for fresh seeds or seeds DS 1 y. M. cusickii germ. 70L-40-70L(3/14 on 3rd d), 7ÖD-40-70D(none), 40-70D- 40(none), and OT(3/11 in early April).
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Mimulus p. 48. 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.

How each step is done, in Deno’s words, and what Verified and Derived mean.

Germination trials

Readers’ own records of sowing this species, published after review. Share your trial · All trials

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