Note from the GROW team: This page is being updated in an effort to provide you with the most accurate and timely information. In the meantime, please visit the rest of our website to learn more about the tactics to manage herbicide-resistant weeds.

Kochia control figure

Figure source: Curtis Thompson, Kansas State University. Full article here.

Herbicide resistant populations:

  • Group 2
  • Group 4
  • Group 5
  • Group 9
  • Group 2 + 9
  • Group 2 + 5
  • Group 5 + 7
  • Group 4 + 9
  • Group 2 + 4 + 5 + 9

For more information on kochia management, visit:

Hero photo credit: Wikimedia Commons. Hero Circle photo credit: University of California.

IWM best practices are constantly changing and it is GROW’s goal to keep you up to date on the science and advice that best combat herbicide-resistant weeds. Sign up below to stay up to date.

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Other Weeds

Giant Ragweed
Italian Ryegrass