Snowbed Draba
Draba crassifolia
- Native to:
- Canada, Greenland, Labrador, Norway, Russia, Sweden, United States
iNaturalist: © brucebennett (iNaturalist #10139113)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Draba
- Species:
- Draba crassifolia
- USDA Symbol:
- DRCR2
Growth Characteristics
- Life Cycle:
- Annual | Biennial | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 15 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- yellow
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Western white (Pontia occidentalis)
Garden & Ecology Notes
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rocky, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to alpine and subalpine regions
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination; surface sow and do not cover.
The above propagation data sourced from Claude AI
Pre-treatment: None required
Establishment: The protocol does not provide specific information on propagation source, pre-treatment, establishment protocol, temperature, germination rate, or germination time for Alopecurus alpinus.
Source: npn.rngr.net
ORGHPS Germination Guide: Most Drabas germinate at warm temperatures, some need a few days warm, then 3 weeks cold, then warm