Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Brassicaceae

Genus:

Rorippa

Species:

Rorippa sphaerocarpa

USDA Symbol:

ROSP4

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

may,jun,jul,aug,sep

Bloom Colors:

yellow

Garden & Ecology Notes

Wildlife Value:

waterfowl

Soil Requirements

Soil Type:

moist, nutrient-rich, silty soil

pH:

6.0 - 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 to wet conditions; light may improve germination.

The above propagation data sourced from Claude AI