GrassOut (Clethodim Herbicide)

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  • GrassOut (Clethodim Herbicide)
  • GrassOut (Clethodim Herbicide)


Grass Out Max is a post-emergent grass herbicide. This herbicide is an excellent choice for controlling grasses in plots that are entirely broadleaves. This pint will treat up to one acre.

  • Concentrated
  • Mixing Instructions: Mix 1 pint of Grass Out Max with 20-25 gallons of water. For hand sprayers, mix 0.2-0.4 fluid ounces per 1000 square feet
  • Active Ingredient - Clethodim 26.4%
  • Controls all annual and perennial grasses
  • Won’t affect most flowers, shrubs, broadleaf crops and plants
  • Controls more than 50 species of grasses
  • MSDS Sheet (.PDF)
  • Label Sheet (.PDF)
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