Bigflower Cinquefoil
Drymocallis fissa
- Native to:
- Canada, United States
iNaturalist: © finatic (iNaturalist #3860464)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Rosaceae
- Genus:
- Drymocallis
- Species:
- Drymocallis fissa
- USDA Symbol:
- POFI3
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 50 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- yellow, cream
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from rootstock following fire; common in montane meadows with periodic fire regimes.
Soil Requirements
- Soil Type:
- rocky, well-drained loamy soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to mountainous regions, prefers open areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–90 days
- Germination Time:
- 14–42 days
- Notes:
- Cold stratification improves germination rates. Seeds may germinate erratically over several weeks.
The above propagation data sourced from Claude AI
Pre-treatment: None required
Establishment: Seeds are cleaned by removing them from the seed head by crushing. Use of screens is helpful. Collection data provided for Sprague Lake, Glacier Gorge, and McGraw.
Source: npn.rngr.net