Spreading Yellowcress
Rorippa sinuata
- Native to:
- Canada, Mexico, United States
Joe F. Duft
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Rorippa
- Species:
- Rorippa sinuata
- USDA Symbol:
- ROSI2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 40 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul,aug,sep
- Bloom Colors:
- yellow
Garden & Ecology Notes
- Wildlife Value:
- waterfowl
- Salt Tolerant:
- Yes
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:
- commonly found in disturbed areas and riverbanks
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily in moist conditions; light may improve germination.
The above propagation data sourced from Claude AI