Largeflower Hawksbeard
Crepis occidentalis
- Native to:
- Canada, United States
iNaturalist: © shanebustapbj (iNaturalist #119819847)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Crepis
- Species:
- Crepis occidentalis
- USDA Symbol:
- CROC
Growth Characteristics
- Life Cycle:
- Annual | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- may,jun,jul
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Reported Fauna Sightings
Bees: Yellow-faced bumble bee (Bombus vosnesenskii)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- dry, rocky, well-drained soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- adapted to arid and semi-arid regions
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily after cold stratification; surface sow on well-drained medium.
Pre-treatment: None required
Establishment: The protocol provided does not give specific details on pre-treatment, temperature, germination rate, or germination time.
Source: npn.rngr.net