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Ortho® Weed-B-Gon Weed Killer for Southern Lawns Concentrate

Ortho Weed B Gon Max for Southern Lawns

Overview & Benefits

  • Kills Weeds, Not Lawns™
  • For Southern turfgrasses such as bermudagrass and St. Augustinegrass (except Floratam)
  • Kills major listed broadleaf weeds
  • Results in hours
  • Kills the root
  • Rain-proof in 1 hour

    Watch how to treat weeds in a southern lawn.

Available sizes:

    32 oz. concentrate

Available in the following areas:
State(s):  FL,  TX,  GA,  LA,  AL,  SC,  MS,  TN,  VA,  NC

  • How to Use

    May be applied with an ORTHO Dial 'N Spray Hose-End Sprayer or any other tank sprayer.

  • When to Apply

    Spray when weeds are actively growing.
    Spray when air temperatures are below 90° F and are not expected to exceed 90° F for 6 hours
    Rain or watering 1 hour after application will not wash away effectiveness.

  • How often to apply

    Allow at least 30 day intervals between applications. The maximum number of broadcast applications is 2 per year.
    Use broadcast (entire areas) applicators or follow-up applications at 30 day intervals for more mature weeds, for dense infestations, and for adverse environmental conditions.

  • Where to Use

    For use only on home lawns, including Kentucky bluegrass, perennial ryegrass, fescues, common bermudagrass, hybrid bermudagrass, bahiagrass, bentgrass, buffalograss, centipedegrass, zoysiagrass and St. Augustine (except Floratam).

  • Where Not to Use

    Do not use on Floratam (a variety of St. Augustinegrass)
    Do not use on or around fruits, vegetables, flowers or shrubs

  • Coverage Area

    Approximately 10,000 sq. feet for bentgrass, hybrid bermudagrass, buffalograss, centipedegrass, and St. Augustinegrass (except Floratam)
    Approximately 5,000 sq. feet for Kentucky bluegrass, bahiagrass, common bermudagrass, fescues, perennial ryegrass, and zoysiagrass

  • What it Controls

    Weeds: Controls over 200 broadleaf weeds including dollarweed, clover, spurge and dandelions.

  • Packaging


  • Required Applicator

  • Active Ingredients

    4.01% 2,4-D; 0.49% MCPP-p: 0.27% Dicamba; 0.16% Carfentrazone

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

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