Index / Search / Arnica cordifolia
§1 Plant — species · Asteraceae
Arnica cordifolia Hook.
vernacular heartleaf arnica
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Arnica
§2a
Native status, by region
- AK Alaska Native
- CAN Canada Native
- L48 Lower 48 States Native
§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- Low
- Moisture use
- High
- Fire
- High
- Salinity
- None
- Anaerobic
- None
- CaCO₃
- Low
- Hedging
- High
§3b
Climate & soil
- Cold tolerance
- -28 °F minimum
- Frost-free days
- 130 min.
- Precipitation
- 10–35 in/yr
- pH range
- 6–8
- Root depth
- 6 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium, fine
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Rapid
- Lifespan
- Short
- Mature height
- 1.5 ft
- Foliage texture
- Coarse
- Foliage colour
- Green
- Porosity (summer)
- Porous
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fruit colour
- White
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Late Spring
- Seed abundance
- High
- Seed begins
- Summer
- Seed ends
- Fall
- Spread rate
- Rapid
- Stratify
- Yes
- Seeds / lb
- 220,000
- Propagation
- seed, cuttings, bare root, container, corm, sprigs
§3e
Use & availability
- Commercial availability
- Contracting Only
- Nursery stock
- No
- Browse palatability
- Low
- Graze palatability
- Low
- Palatable, human
- No
- Protein potential
- Medium
- Lumber
- No
- Christmas tree
- No
§4Montana distribution
Recorded in 24 of 56 Montana counties.
Native · 24 counties
- Beaverhead 30001
- Broadwater 30007
- Carbon 30009
- Cascade 30013
- Deer Lodge 30023
- Flathead 30029
- Gallatin 30031
- Glacier 30035
- Granite 30039
- Hill 30041
- Jefferson 30043
- Judith Basin 30045
- Lake 30047
- Lewis and Clark 30049
- Madison 30057
- Meagher 30059
- Missoula 30063
- Park 30067
- Phillips 30071
- Powell 30077
- Rosebud 30087
- Silver Bow 30093
- Stillwater 30095
- Teton 30099
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ARCO9 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5405914 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-25
fetched 2026-05-25T16:28:53Z