The Cooperative Agriculture Pest Survey (CAPS) Program’s Mission is to Perform Pest Surveys through a National Network of Cooperators and Stakeholders to Protect American Agriculture and Natural Resources.
Pests and Maps
Mary Ellen (Mel) Harte, Bugwood.org
For more information about this plant pest, see the
CABI data sheet
Pen in Hand: Watercress: the most desirable weed of them all
The ways of watercress