• WSSA Calculates 70% Yield Loss from Uncontrolled Weeds in Dry Bean and Sugar Beet Crops 
  

  WESTMINSTER, Colorado  – June 18, 2019  – The Weed Science Society of America (WSSA) has completed a significant new initiative to quantify the impact of weed control on dry bean and sugar beet crops grown in the U.S. and Canada.  … more »

• WSSA to Participate in Annual Meeting of Two Aquatic Plant Management Societies
  

  June 4, 2019 – Today the Weed Science Society of America announced it will participate in the joint annual meeting of the Aquatic Plant Management Society (APMS) and Western Aquatic Plant Management Society (WAPMS), scheduled for July 14-17 in San Diego, California. more »

• Weed Science Society of America Honors Outstanding Student Weed Scientists
  

  May 13, 2019 – Today the Weed Science Society of America (WSSA) announced it has recognized nearly four dozen graduate and undergraduate students from 27 universities for outstanding research-related presentations and proposals. more »

• Can Native Plants Make a Comeback on Their Own
  

  As invasive shrubs become more prevalent in U.S. forests, they are creating dense understories that outcompete native plants. Land managers with limited resources find themselves facing a tough decision. Does it make sense to remove the invaders if a comprehensive restoration program isn’t possible? more »

• Can Cover Crops Slow Herbicide Resistance?
  

  Herbicide resistance is a costly and growing problem. In fact, many weed populations now exhibit resistance to multiple herbicide mechanisms of action. more »

• Mix Things Up to Control Dicamba-Resistant Kochia
  

  Kochia is a highly invasive weed known to be resistant to multiple herbicides. In the Great Plains region, kochia populations have now evolved resistance to dicamba. more »

• Dandelion Seeds Fly Using ‘Impossible’ Method Never Before Seen in Nature
  

  When some animals, aeroplanes or seeds fly, rings of circulating air called vortices form in contact with their wings or wing-like surfaces. These vortices can help to maintain the forces that lift the animal, machine or seed into the air. more »

• WSSA to Participate in Annual Meeting of Two Aquatic Plant Management Societies
  

  June 4, 2019 – Today the Weed Science Society of America announced it will participate in the joint annual meeting of the Aquatic Plant Management Society (APMS) and Western Aquatic Plant Management Society (WAPMS), scheduled for July 14-17 in San Diego, California. more »

• Fighting Back Against Pigweeds
  

  Fighting Back Against Pigweed WSSA highlights successful awareness initiative & best practices   WESTMINSTER, Colorado – April 29, 2019 – Waterhemp and Palmer amaranth, both members of the pigweed family, have become significant threats to crop yields and farm incomes … more »

The WSSA, a non-profit professional society, promotes research, education, and extension outreach activities related to weeds; provides science-based information to the public and policy makers; and fosters awareness of weeds and their impacts on managed and natural ecosystems. Learn more about the WSSA.