California Mustard
Streptanthus lasiophyllus
Unknown author
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Streptanthus
- Species:
- Streptanthus lasiophyllus
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 4-6 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar, apr, may, jun
- Bloom Colors:
- White, Pink
Native Range
United States: Arizona, California, New Mexico, Nevada, Oregon, Utah, Washington
Host Plant for Caterpillars
Checkered White (Pontia protodice), Desert orangetip (Anthocharis cethura), Large Marble (Euchloe ausonides), Sara Orangetip (Anthocharis sara), Western white (Pontia occidentalis)
Soil Requirements
- Soil Type:
- rocky, well-drained sandy loam
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to rocky slopes and ridges
Germination Information
Pre-treatment: None required
Establishment: G. lasiophylla is found on slopes and burns, washes, grasslands and meadows, below 5,000 feet elevation, from Washington to Lower California west of the deserts and the Channel Islands.
Source: npn.rngr.net