• Weed Scientists Caution Against Off-Label Spraying of Dicamba and 2,4-D
  

    WESTMINSTER, Colorado – JUNE 15, 2017 – New resistant soybean and cotton cropping systems based on the synthetic auxin herbicides give farmers new options for managing Palmer amaranth and other broadleaf weeds resistant to glyphosate. But scientists with the … more »

• Submit a WSSA Slogan Idea for a Chance to Win One Year Free Membership
  

  The Public Awareness Committee is seeking your help in coming up with a slogan for WSSA.  A slogan is defined as “a short and striking or memorable phrase used in advertising.” A slogan can also more »

• Call For Symposia Proposals – 2018 WSSA Annual Meeting
  

  We are really excited about the 2018 Annual WSSA meeting to be held at the Crystal Gateway Marriott in Arlington, VA on January 29 – February 1,2018. WSSA members are invited to submit proposals for symposia. The deadline is June … more »

• Is Palmer Amaranth Developing Traits That Make it Difficult to Control?
  

  Palmer amaranth is widely considered to be one of the most damaging and difficult to control agricultural weeds in North America. A lot of time and attention has been devoted to herbicide-resistant Palmer amaranth more »

• Research Shows the Impact of Invasive Plants Can Linger Long After Eradication
  

  It is easy to assume that getting rid of invasive plants will allow a local ecosystem to return to its natural state, with native vegetation flourishing once again. But a new study featured more »

• Research Shows Some Applicator Hoses Can Retain Crop-Damaging Auxin Residues
  

  Cropping systems based on the auxin-containing herbicides dicamba and 2,4-D offer new control options in the battle against glyphosate-resistant broadleaf weeds. According to research published more »

• Morningglory Seeds are Tough Enough for an Interplanetary Trip
  

  Natural sunscreens help morning glory seeds survive doses of ultraviolet (UV) radiation that would burn most humans to a crisp, according to a new study. The hardy seeds of the common flowering plant more »

• New Way to Detect Palmer Amaranth in Contaminated Seedlots
  

  Last summer, farmers in the Midwest got an  unwelcome surprise  after planting native seed on Conservation Reserve Program acres. Palmer amaranth, the aggressive and hard-to-kill weed, had established in droves. As a possible solution, some states declared Palmer a noxious weed, which … more »

• Replacing One Herbicide With Another on Resistance Treadmill
  

  Farmers could add Liberty and dicamba to list of resistant herbicides if they’re not careful in coming months. 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.