Index / Search / Euthamia occidentalis
§1 Plant
Euthamia occidentalis Nutt.
vernacular western goldentop — species · Asteraceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Euthamia
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 155 counties across 12 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Medium
- Shade
- High
- Moisture use
- Medium
- Fire
- High
- Salinity
- None
- Anaerobic
- Low
- CaCO₃
- Medium
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -28 °F minimum
- Frost-free days
- 120 min.
- Precipitation
- 16–32 in/yr
- pH range
- 4.5–7
- Root depth
- 10 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium, fine
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Moderate
- Lifespan
- Long
- Mature height
- 6 ft
- Foliage texture
- Medium
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Late Summer
- Seed abundance
- High
- Seed begins
- Summer
- Seed ends
- Fall
- Spread rate
- Slow
- Stratify
- Yes
- Seeds / lb
- 250,000
- Propagation
- seed, bare root, sprigs
§3e
Use & availability
- Commercial availability
- No Known Source
- Nursery stock
- No
- Palatable, human
- No
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 155 counties across 12 states/territories.
Arizona view state ↗ 4 N ▾
California view state ↗ 40 N ▾
- Alameda 06001
- Butte 06007
- Contra Costa 06013
- Fresno 06019
- Glenn 06021
- Inyo 06027
- Kern 06029
- Lake 06033
- Lassen 06035
- Los Angeles 06037
- Marin 06041
- Mariposa 06043
- Mendocino 06045
- Merced 06047
- Mono 06051
- Monterey 06053
- Nevada 06057
- Orange 06059
- Plumas 06063
- Riverside 06065
- Sacramento 06067
- San Bernardino 06071
- San Diego 06073
- San Francisco 06075
- San Joaquin 06077
- San Luis Obispo 06079
- San Mateo 06081
- Santa Barbara 06083
- Santa Clara 06085
- Santa Cruz 06087
- Shasta 06089
- Siskiyou 06093
- Solano 06095
- Sonoma 06097
- Stanislaus 06099
- Sutter 06101
- Tehama 06103
- Tulare 06107
- Ventura 06111
- Yolo 06113
Colorado view state ↗ 11 N ▾
Idaho view state ↗ 16 N ▾
Montana view state ↗ 8 N ▾
Nebraska view state ↗ 3 N ▾
Nevada view state ↗ 6 N ▾
New Mexico view state ↗ 6 N ▾
Oregon view state ↗ 24 N ▾
- Benton 41003
- Crook 41013
- Curry 41015
- Deschutes 41017
- Douglas 41019
- Grant 41023
- Harney 41025
- Hood River 41027
- Jackson 41029
- Jefferson 41031
- Josephine 41033
- Klamath 41035
- Lake 41037
- Lane 41039
- Lincoln 41041
- Malheur 41045
- Marion 41047
- Morrow 41049
- Multnomah 41051
- Sherman 41055
- Umatilla 41059
- Union 41061
- Wallowa 41063
- Wasco 41065
Utah view state ↗ 17 N ▾
Washington view state ↗ 16 N ▾
Wyoming view state ↗ 4 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/EUOC4 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/3092774 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z