Southern Pepperwort
Lepidium austrinum
- Native to:
- Mexico, United States
Sophia K (www.inaturalist.org)



Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Lepidium
- Species:
- Lepidium austrinum
- USDA Symbol:
- LEAU3
Growth Characteristics
- Life Cycle:
- Annual | Biennial
- Growth Habit:
- Forb/herb
- Height:
- 40 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- mar,apr,may
- Bloom Colors:
- white
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Checkered White (Pontia protodice)
Garden & Ecology Notes
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid regions, prefers open, sunny locations
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
The above propagation data sourced from Claude AI