American Yellowrocket
Barbarea orthoceras
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Barbarea
- Species:
- Barbarea orthoceras
Growth Characteristics
- Life Cycle:
- Biennial | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 3-4 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar, apr, may, jun, jul
- Bloom Colors:
- Yellow
Native Range
United States: Alaska, Arizona, California, Colorado, Idaho, Maine, Michigan, Minnesota, Montana, New Hampshire, New Mexico, Nevada, Oregon, South Dakota, Utah, Washington, Wisconsin, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Northwest Territories, Ontario, Quebec, Saskatchewan, Yukon
Host Plant for Caterpillars
Plutella porrectella, Large Marble (Euchloe ausonides), Sara Orangetip (Anthocharis sara)
Reported Fauna Sightings
Bees: Black-tailed bumble bee (Bombus melanopygus), Black-tailed bumble bee (Bombus melanopygus)
Soil Requirements
- Soil Type:
- moist, fertile, well-drained soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates moderate drainage
- Moisture:
- consistently moist
- Notes:
- Commonly found in wet meadows and along streams.
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Source: OpenAI GPT-4o