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Asteraceae family

Snow Arnica Arnica frigida

Native
Deer-resistant — Low palatability to browsing deer. Usually passed over, but no plant is truly deer-proof when food is scarce.

Snow Arnica is a perennial wildflower native to Alaska and Canada. It grows to 1 ft and blooms Jul in full sun.

More about this plant

Arnica griscomii is an Asian and North American species of plants in the sunflower family, known by the common name snow arnica. It is native to eastern Russia and northwestern North America and to eastern Canada.SubspeciesArnica griscomii subsp. frigida (C.A.Mey. ex Iljin) S.J.Wolf - Alaska, western Canada, eastern Russia Arnica griscomii subsp. griscomii - Quebec and Newfoundland Wikipedia →

Growing & care

USDA PLANTS · TRY
Conditions
Sources · Conditions
USDA PLANTS — Sun
USDA — SoilPH — Soil pH
USDA PLANTS (DwCA, Zenodo 17903503) — Fertility Requirement / Soil Adaptation — Fertility need · Adapts to
USDA — Temp-Min °F — Hardiness
Sun
Full sun
Soil pH
5.5–7.5
Fertility need
Low
Adapts to
Coarse (sandy)
Hardiness
USDA zone 1+
Size & form
Sources · Size & form
USDA PLANTS (DwCA, Zenodo 17903503) — Height, Mature — Height
USDA PLANTS (DwCA, Zenodo 17903503) — Planting Density (per acre) — Spacing
USDA PLANTS (DwCA, Zenodo 17903503) — Growth Rate / Spread / Growth Form / Lifespan / Active Growth Period / Seed Period — Growth form · Active growth
USDA PLANTS — Lifespan
TRY Plant Trait Database (CC BY 4.0) · USDA PLANTS — Foliage
Height
1 ft
Spacing
1.5–3 ft apart from USDA planting density
Growth form
Rhizomatous
Lifespan
Perennial · short-lived
Foliage
Broadleaf · coarse texture
Active growth
Spring & summer
In the garden
Sources · In the garden
USDA PLANTS (DwCA, Zenodo 17903503) — Propagation Method / Commercial Availability — Propagate by
USDA PLANTS (DwCA, Zenodo 17903503) — Germination (cold stratification) — Seed starting
USDA PLANTS (DwCA, Zenodo 17903503) — Foliage Texture / Browse Palatability / Resprout — Deer browsing · Resprouts if cut
Propagate by
Seed, Container
Seed starting
Needs cold stratification a cold-moist spell before it germinates
Deer browsing
Low often deer-resistant
Resprouts if cut
No
Herb layer — Sits in the herb of a layered food forest or polyculture.Open guide →
derived roles
The garden year bloom → fruit → fall colour
J
F
M
A
M
J
J
A
S
O
N
D
Bloom
Bloom (the flower's colour)
Bloom · Jul — USDA PLANTS (DwCA, Zenodo 17903503) — BloomPeriod
When to sow · for your area

Sow timing keys off your local last- and first-frost dates.

Species characteristics from USDA PLANTS (public domain) + TRY (CC BY) — general guidance, not a guarantee for your exact site. Deer "browsing" is documented palatability, not a deer-proof claim.

Wildlife & pollinators

How pollinator value is scored →
❧ Caterpillar hosts Documented caterpillar host
Named species (a documented Nearctic sample, not exhaustive) from NHM HOSTS (CC0).
Sources for this entry (22) Open & cited
[01] Scientific name & family — USDA PLANTS (DwCA, Zenodo 17903503)
[02] Growth habit & duration — USDA PLANTS (DwCA, Zenodo 17903503)
[03] Native status & distribution — USDA PLANTS (DwCA, Zenodo 17903503)
[04] Common name — USDA PLANTS (via GBIF)
[17] Invasive / introduced status — USDA PLANTS (DwCA, Zenodo 17903503) — native status
[18] Description — Wikipedia (CC BY-SA)
[19] Ecological value — GloBI
[20] Conservation rank — NatureServe Explorer (CC BY)
[22] Caterpillar species — NHM HOSTS (CC0)
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