Index / Search / Balsamorhiza hookeri var. hirsuta

§1 Plant

Balsamorhiza hookeri (Hook.) Nutt. var. hirsuta (Nutt.) A. Nelson

vernacular hairy balsamroot — variety · Asteraceae

USDA: BAHOH
GBIF: 3137227 syn.
Rank: variety

hairy balsamroot (Balsamorhiza hookeri var. hirsuta) — Platephotograph · Micah LauerCC BY-NC source · iNaturalist ↗

§2Habit & range

Growth habit: Forb/herb
Duration: Perennial
Group: Dicot
Family: Asteraceae Bercht. & J. Presl
Genus: Balsamorhiza

§2a

Native status, by region

L48 Lower 48 States Native

§2b

County-level range

· 20 counties across 4 states/territories

Legend Native · 20 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought: Medium
Shade: Medium
Moisture use: Medium
Fire: Medium
Salinity: Medium
Anaerobic: None
CaCO₃: Medium
Hedging: None

§3b

Climate & soil

Cold tolerance: -18 °F minimum
Frost-free days: 110 min.
Precipitation: 9–20 in/yr
pH range: 6.6–9
Root depth: 18 in min.
Fertility need: Low
Soil texture: coarse, medium, fine

§3c

Form & growth

Growth form: Single Crown
Growth rate: Moderate
Lifespan: Moderate
Mature height: 1.1 ft
Foliage texture: Fine
Foliage colour: Green
Porosity (summer): Porous
Porosity (winter): Porous
Flower colour: Yellow
Fruit colour: Brown
Fire resistant: No
N fixation: None
Toxicity: None

§3d

Reproduction

Bloom period: Mid Spring
Seed abundance: Medium
Seed begins: Spring
Seed ends: Spring
Spread rate: Slow
Stratify: Yes
Seeds / lb: 55,000
Propagation: seed

§3e

Use & availability

Commercial availability: No Known Source
Nursery stock: No
Graze palatability: Low
Palatable, human: Yes
Protein potential: Low
Lumber: No
Christmas tree: No

§4Counties, by state

Recorded in 20 counties across 4 states/territories.

California view state ↗ 5 N ▾

Nevada view state ↗ 3 N ▾

Oregon view state ↗ 9 N ▾

Washington view state ↗ 3 N ▾

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/BAHOH ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/3137227 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T20:46:58Z