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Eriogonum strictum

Blue Mountain Buckwheat · Blue Mountain Wild Buckwheat · Strict Buckwheat

Family PolygonaceaeGenus Eriogonum

Crowded gray woolly spoon-shaped leaves on upright stems, with small white flowers behind
LeafWalter Siegmund (talk)CC BY-SA 3.0

About the plant

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

The plant

Habit
perennialPlants of the World Online
Habit
Perennial, Forb/herb, SubshrubPLANTS Database
Height
2.2 ft65 cmPLANTS Database
Flower
YellowPLANTS Database
Blooms
Late SpringPLANTS Database
Native range
Canada, lower 48 statesPLANTS Database

Growing conditions

Sun
Shade tolerance: HighPLANTS Database
Soil
Adapted to coarse, medium textured soilsPLANTS Database
Soil pH
6.0-8.6PLANTS Database
Moisture
Moisture use: LowPLANTS Database
Watering
Drought tolerance: HighPLANTS Database

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; PLANTS Database — USDA NRCS.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

Start around March 15, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

    2/17 germinated in this phase.

Steps after step 1 run on after germination.

Germination happens during step 1; time not stated, 21 days assumed.

29% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Eriogonum p. 139Public domain
Show the original text
Eriogonum (Potygonaceae). Germination often occurred at comparable rates at 40 and 70, it often occurred throughout each 3 m cycle, and it often extended over two cycles. The data is summarized in the following Table except for E. strictum ssp proliferum 70-40(1/7) 40(5/17)-70(2/17 on 3rd d)
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Eriogonum 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 High Rated by us, not by the source.

Start around December 15, 2026 for a May 3 last frost.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

about 3 months from start to step 2. Germination happens during step 2; time not stated, 21 days assumed.

14% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Eriogonum p. 139Public domain
Show the original text
Eriogonum (Potygonaceae). Germination often occurred at comparable rates at 40 and 70, it often occurred throughout each 3 m cycle, and it often extended over two cycles. The data is summarized in the following Table except for E. strictum ssp proliferum 70-40(1/7) 40(5/17)-70(2/17 on 3rd d)
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Eriogonum 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.

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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