Manybranched Pepperweed
Lepidium ramosissimum
- Native to:
- Canada, Mexico, United States
Matt Lavin

Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Lepidium
- Species:
- Lepidium ramosissimum
- USDA Symbol:
- LERA2
Growth Characteristics
- Life Cycle:
- Annual | Biennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- may,jun,jul,aug
- Bloom Colors:
- white
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Large Marble (Euchloe ausonides), Western white (Pontia occidentalis)
Garden & Ecology Notes
- Wildlife Value:
- birds
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Colonizes disturbed sites post-fire; an early successional species.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Common in disturbed areas and open habitats
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily without pretreatment. Light may improve germination rates.
The above propagation data sourced from Claude AI