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Ortho® Grass-B-Gon® Garden Grass Killer

Ortho Grass B Gon Garden Grass Killer

Overview & Benefits

  • Guaranteed to kill weedy grasses, roots and tops (leaves)
  • Use in and around groundcovers, flowers, landscapes, and shrubs.
  • Won't harm listed landscape plants when used as directed.

Available sizes:

    24 oz. Bottle with sprayer
  • How to Use

    Adjust nozzle
    Aim at center of weed and spray to lightly cover

  • When to Apply

    Apply anytime weeds are actively growing.

  • How often to apply

    Make 2 applications 7 days apart for tough to control weedy grasses such as established Bermudagrass, Crabgrass, and Quackgrass.
    Repeat if necessary.

  • Where to Use

    Use in and around ground covers, plant beds, landscapes, flowers, and shrubs.

  • Where Not to Use

    Do not use in your lawn.

  • Coverage Area

    Coverage will vary based on the number of weeds treated and the size of the weeds in a given area.

  • What it Controls

    Weeds: Controls most grasses including Annual Bluegrass, Bentgrass, Bermudagrass, Crabgrass, Downy Brome, Foxtails, Goosegrass, Johnsongrass, Panicum, Quackgrass, and Sandbur.

  • Associated Plants

    Is for use around most ornamentals, ground covers, flowers, and shrubs. Please check label for specific plants.

  • Packaging


  • Active Ingredients

    0.48% Fluazifop-P-Butyl

This is not the product label. Always read and follow the product label before use.

View Label (requires PDF reader)

Material Safety Data Sheets can be found at

Product Ratings

Need an answer to a product question?  Scotts experts are always available by email and phone in our Help Center.