Deno’s GardenMy Garden

Primula flexuosa

Winding Primrose

Family PrimulaceaeGenus Primula

A small head of magenta flowers on a tall hairy stem above a broad, toothed and crinkled leaf
FlowerPictured: Primula matthioli, a relativeTimCC BY 4.0

About the plant

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

Habit
perennialPlants of the World Online
Flower
MagentaRead from the photograph on this page
Native range
TadzhikistanGBIF 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; Read from the photograph on this page — Deno's Garden; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Protocol

DerivedN. C. Deno, 1993

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

  1. Cold moist stratification

    Temperature: 40°F 4°C

Germination happens during step 1, in 56 days.

7% germination in 56 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Primula p. 197Public domain
Show the original text
Primula. (Primulaceae). The discovery of a photorequirement in P. flexuosa (F) germ 40(1/14 in 8th w) and 70D(none).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Primula p. 197. 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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