Index / Search / Penstemon deustus
§1 Plant
Penstemon deustus Douglas ex Lindl.
vernacular scabland penstemon — species · Scrophulariaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb, Subshrub
- Duration
- Perennial
- Group
- Dicot
- Family
- Scrophulariaceae Juss.
- Genus
- Penstemon
§2a
Native status, by region
- L48 Lower 48 States Native
§2b
County-level range
· 108 counties across 8 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- High
- Shade
- High
- Moisture use
- Low
- Fire
- Medium
- Salinity
- Low
- Anaerobic
- None
- CaCO₃
- Medium
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -33 °F minimum
- Frost-free days
- 100 min.
- Precipitation
- 10–18 in/yr
- pH range
- 6–8
- Root depth
- 14 in min.
- Fertility need
- Low
- Soil texture
- coarse, medium
§3c
Form & growth
- Growth form
- Multiple Stem
- Growth rate
- Moderate
- Lifespan
- Long
- Mature height
- 2 ft
- Foliage texture
- Coarse
- Foliage colour
- Green
- Porosity (summer)
- Dense
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fruit colour
- Brown
- 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
- Moderate
- Stratify
- Yes
- Seeds / lb
- 400,000
- Propagation
- seed
§3e
Use & availability
- Commercial availability
- Contracting Only
- Nursery stock
- No
- Palatable, human
- No
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 108 counties across 8 states/territories.
California view state ↗ 21 N ▾
Idaho view state ↗ 27 N ▾
- Ada 16001
- Adams 16003
- Bannock 16005
- Bingham 16011
- Blaine 16013
- Boise 16015
- Bonner 16017
- Bonneville 16019
- Butte 16023
- Cassia 16031
- Clark 16033
- Custer 16037
- Elmore 16039
- Fremont 16043
- Gem 16045
- Idaho 16049
- Kootenai 16055
- Lemhi 16059
- Lincoln 16063
- Madison 16065
- Owyhee 16073
- Payette 16075
- Shoshone 16079
- Teton 16081
- Twin Falls 16083
- Valley 16085
- Washington 16087
Montana view state ↗ 3 N ▾
Nevada view state ↗ 15 N ▾
Oregon view state ↗ 24 N ▾
- Baker 41001
- Columbia 41009
- Coos 41011
- Crook 41013
- Curry 41015
- Deschutes 41017
- Douglas 41019
- Grant 41023
- Harney 41025
- Jackson 41029
- Jefferson 41031
- Josephine 41033
- Klamath 41035
- Lake 41037
- Lane 41039
- Linn 41043
- Malheur 41045
- Sherman 41055
- Umatilla 41059
- Union 41061
- Wallowa 41063
- Wasco 41065
- Washington 41067
- Wheeler 41069
Utah view state ↗ 1 N ▾
Washington view state ↗ 13 N ▾
Wyoming view state ↗ 4 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/PEDE4 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/7637634 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z