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
For more information about this plant pest, see the
CABI data sheet
War on Weeds: Prickly lettuce
In celebration of Silphium, the Compass Plant of the prairie
Noxious Weeds and Water-Conserving Landscapes