Wilcox's Penstemon
Penstemon wilcoxii
Unknown author
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Plantaginaceae
- Genus:
- Penstemon
- Species:
- Penstemon wilcoxii
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Subshrub
- Height:
- 3-4 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- mar, apr, may, jun, jul, aug
- Bloom Colors:
- Purple
Native Range
United States: Idaho, Montana, Oregon, Washington
Reported Fauna Sightings
Bees: Central bumble bee (Bombus centralis), Central bumble bee (Bombus centralis)
Soil Requirements
- Soil Type:
- rocky, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- prefers open, sunny locations