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Saxifraga aizoides

Yellow Saxifrage · Evergreen Saxifrage · Yellow Mountain Saxifrage

Family SaxifragaceaeGenus Saxifraga

A dense mat of small fleshy leaves smothered in starry yellow flowers with orange centers, filling a crack in white limestone.
The whole plantTigerenteCC BY 4.0

About the plant

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

Habit
subshrubPlants of the World Online
Habit
Perennial, Forb/herbPLANTS Database
Flower
Yellow, orangeFlora of North America
Native range
Alaska, Albania, Alberta, Austria, British Columbia, Bulgaria and elsewhereGBIF 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; PLANTS Database — USDA NRCS; Flora of North America — Flora of North America Editorial Committee; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Protocol

DerivedN. C. Deno, 1996

Difficulty Very high Rated by us, not by the source.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 6 months from start to step 3. Germination happens during step 3; time not stated, 21 days assumed.

2% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Saxifraga p. 76Public domain
Show the original text
Saxifraga (Saxifragaceae). Where death rates were measured it was found that the seeds died rapidly in DS. Thus many of the past failures in this genus can possibly be the result of old seed. S. aizoides germ. 70-40-70(2%) and failed to germinate in all other treatments. Seeds were dead after 1 y of DS.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Saxifraga p. 76. 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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