Magness et al. These cresses, related to water cress and horse-radish, are cultivated sparingly for winter salads and pot herbs. Plants are naturalized in many parts of the U.S. Plants are hardy biennials.
Leaves are generally entire but notched, and smooth.
As grown under cultivation, leaf exposure and general culture are similar to those of spinach and turnips for greens. Portion of the plant consumed is the leaves.