Horticulture/Rorippa sylvestris

Yellow Fieldcress Rorippa sylvestris flowering 01.JPG Rorippa sylvestris Long rhizomes Rorippa sylvestris (Creeping Yellowcress Rorippa sylvestris at USDA PLANTS Database, Keek, Yellow Fieldcress; syn. Radicula sylvestris (L.) Druce Rorippa sylvestris at The Herbarium of Louisiana State University) is an invasive species Rorippa sylvestris at Invasive.org) in the United States. Description Rosette-forming perennial with pinnatifid leaves and clusters of yellow flowers. Colonizes rapidly via underground rhizomes. Ecology Considered a noxious weed in parts of the United States. Control Ineffective Grows back from small root fragments Paper/mulch barriers References