Mendel’s Gardens

Kirengeshoma palmata

Yellow Wax Bells

Family HydrangeaceaeGenus Kirengeshoma

About the plant

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

The plant

Habit
Herbaceous perennialPlant Finder
Height
3-4 ftPlant Finder
Spread
2-3 ftPlant Finder
Flower
Showy; yellowPlant Finder
Blooms
June to JulyPlant Finder
Native range
China, Japan, KoreaPlant Finder
Hardiness zones
5-8Plant Finder
Note
The cotyledons open about a week after the radicle appears.Seed Germination Theory and Practice, 2nd ed.

Growing conditions

Sun
Part shade to full shade
Soil
Moist, acidic, humusy, well-drained
Watering
Medium

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

Sources: Plant Finder — Missouri Botanical Garden; Seed Germination Theory and Practice, 2nd ed. — N. C. Deno.

Protocol

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

  1. Cold moist stratification

    Temperature: 40°F 4°C

    Deno writes "abundantly" rather than a figure.

No stated waiting before sowing. Then 120 days to germinate.

Germinates in 120 days.

Seed collected in November still looked green and unripe, and germinated anyway.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, KirengoshimaPublic domain
Show the original text
Kirengoshima (Saxlfragaceae). K. palmata seed collected in November was still green with an immature appearance, yet it germ. abundantly at 40 in 4th m. The cotyledons develop in a week after radicle emergence.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Kirengoshima. 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.