Weed Identification Resources Weed Ecology and Management LaboratoryNew Jersey Weed GalleryVirginia Tech Weed IdentificationMaine.gov Got Pests? WeedsPenn’s Corner Resource Conservation & Development Guide for Identifying & Controlling Common Noxious & Invasive WeedsPenn State Extension Weed Management in TurfMichigan State Identifying Weeds in Field CropsNYS IPM Weed Assessment List