Crater Lake Grapefern
Botrychium pumicola
- Native to:
- United States
Gauna





Taxonomy
- Division:
- Pteridophyta | - Ferns
- Family:
- Ophioglossaceae
- Genus:
- Botrychium
- Species:
- Botrychium pumicola
- USDA Symbol:
- BOPU2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 15 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
Garden & Ecology Notes
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, volcanic soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to pumice flats and volcanic slopes
Propagation & Germination
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: Claude AI