The Weed Science Society of America, a nonprofit scientific society, was founded in 1956 to encourage and promote the development of knowledge concerning weeds and their impact on the environment. The Society promotes research, education and extension outreach activities related to weeds, provides science-based information to the public and policy makers, fosters awareness of weeds and their impact on managed and natural ecosystems, and promotes cooperation among weed science organizations across the nation and around the world.
WSSA’s 2025 survey reveals herbicide resistance persists, signaling urgent need for new weed control tools and integrated management strategies nationwide.
WSSA’s 2025 survey shows stubborn broadleaf weeds and rising herbicide resistance, underscoring the urgent need for new tools and integrated management strategies.
A recent WSSA research article shows drones offer a practical option to thwart invasive weed species, and the potential to accelerate ecological recovery in wetland habitats
U.S. and Canadian weed science societies recognized 38 outstanding contributors to weed science for exceptional 2024 achievements during recent annual meetings.
Newly published research shows promise for integrated approaches to troublesome Amaranthus weed species management using cover crops in soybean cropping systems.
