Grand Coulee Owl's-Clover
Orthocarpus barbatus
- Native to:
- Canada, United States
Brandegee, Townshend Stith, 1843-1925,Jones, Marcus E, (Marcus Eugene. 1852-1934,Lester Rowntree & Company,Douthit, Mary Lee, 1946-,National Plant Materials Center (U.S.),Knipe, O. D Pase, C. P Carmichael, R. S,Lester Rowntree & Co Rowntree, Lester Henry G. Gilbert Nursery and Seed Trade Catalog Collection,Jones, Marcus E. (Marcus Eugene), 1852-1934
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orobanchaceae
- Genus:
- Orthocarpus
- Species:
- Orthocarpus barbatus
- USDA Symbol:
- ORBA2
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Parasite
- Height:
- 30 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- yellow, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Commonly found in open, dry areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–90 days
- Notes:
- Hemiparasitic annual; requires host plant roots for successful establishment. Seeds may require cold stratification.
The above propagation data sourced from Claude AI