Curvepod Yellowcress
Rorippa curvisiliqua
- Native to:
- Canada, Mexico, United States
NPS Photo



Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Rorippa
- Species:
- Rorippa curvisiliqua
- USDA Symbol:
- ROCU
Growth Characteristics
- Life Cycle:
- Annual | Biennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun,Part Shade
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun,jul,aug
- Bloom Colors:
- yellow
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Checkered White (Pontia protodice)
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, songbirds
Soil Requirements
- Soil Type:
- moist, fertile, well-drained soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- commonly found in wetland areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily in moist conditions; light may enhance germination.
The above propagation data sourced from Claude AI
Pre-treatment: None required
Source: npn.rngr.net