Talus Willowherb
Epilobium clavatum
- Native to:
- Canada, United States
iNaturalist: © hydaticus (iNaturalist #28328139)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Onagraceae
- Genus:
- Epilobium
- Species:
- Epilobium clavatum
- USDA Symbol:
- EPCL
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 30 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jul,aug,sep
- Bloom Colors:
- pink, white
- Ground Cover:
- Yes
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
Soil Requirements
- Soil Type:
- rocky, well-drained alpine soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- thrives in high-altitude environments
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–42 days
- Notes:
- Seeds require light for germination. Surface sow and keep moist.
The above propagation data sourced from Claude AI