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Q4 Plus Broadleaf and Crabgrass Herbicide

Usually Ships in 1-2 days
Protect cool-season turfgrass with Q4 Plus turf herbicide. This highly selective product eliminates weeds on both bluegrass and bermudagrass and keeps them healthy and protected from invasive weed species. You can use it to remove weeds on residential and recreational lawns and knock out target pests in cemeteries and other sites. It produces a quick visual response and is rain-fast in six hours. If you want to kill weeds and keep your lawn healthy and beautiful, treat it with Q4 Plus herbicide.

Features and Specifications

Active Ingredient(s) 2,4-D, dimethylamine salt 11.81%, Dicamba, dimethylamine salt 1.49%, Quinclorac 8.43%, Sulfentrazone 0.69%
Weed Killer Barnyard grass, Bull Thistle, Chickweed, Clover, Crabgrass, Dandelion, Nutsedge
Sale Prohibited AK, HI, PR, MA, NM, NY,LA,TX, CA, WA
Shipping Rate Free
UPC 070251697878
EPA Registration 2217-930

How Q4 Broadleaf and Crabgrass Herbicide Works

Q4 Plus Herbicide contains four active ingredients: quinclorac, sulfentrazone, dicamba and 2,4-D. These four ingredients create a powerful herbicide that provides total crabgrass and foxtail control in places such as home lawns and golf courses. It inhibits protox activity for the rapid decline and death of numerous broadleaf weeds. Q4 Plus herbicide comes in a water-based formula and applies easily to the target area with a sprayer.


Where to Use Q4 Plus Broadleaf Herbicide

Use Q4 Plus Broadleaf herbicide to protect cool-season turfgrass on home lawns, commercial landscapes and other sites to prevent unsightly weed growth. It targets weeds in public parks and recreational sites where weeds grow in the field and around flowerbeds. You can also use Q4 Plus to kill weeds on athletic fields and sports turf, including golf club greens and fairways. Applying this herbicide to sod farms helps to keep weeds from ruining profitable turf.


Q4 Plus Broadleaf Herbicide Target Weeds

Q4 Plus Herbicide specialized formula targets both large and smooth crabgrass as well as green, yellow and giant foxtail; it also kills yellow nutsedge in residential and commercial lawns. It is also an effective product for killing barnyardgrass, chickweed and clovers throughout open lawns and fields. Use Q4 to target even more weed pests such as:

  • Bull thistle
  • Dandelion
  • Ground ivy
  • Knotweed
  • Matchweed
  • Pigweed
  • Poison ivy
  • Ragweed
  • Signalgrass
  • Spurge
  • Thistle
  • Wild lettuce
  • Yarrow


Q4 Plus Turf Herbicide Features and Benefits

  • Kills common weed pests such as crabgrass, foxtail and nutsedge
  • Protects cool-season grasses from invasive broadleaf weeds
  • For use on Kentucky bluegrass, fescue and ryegrass
  • Contains four active ingredients for maximum weed control
  • Keeps weeds out of residential, ornamental, institutional and noncrop sites


Stop CrabGrass Growth in Your Lawn With Q4 Plus Broadleaf Herbicide

Q4 Plus Turf herbicide gives you a powerful way to kill crabgrass many broadleaf weed species throughout home lawns, business landscapes, recreational sites and athletic fields. Thanks to its four active ingredients, you can target invasive broadleaf weeds and protect cool-season grasses during susceptible times. Although Q4 Plus offers maximum weed control, you should avoid using it near aquatic sites to prevent killing fish and other water life. When you need a potent herbicide for use in residential and commercial settings, rely on the power of Q4 Plus herbicide.


It is a violation of Federal law to use this product in a manner inconsistent with its labeling. Do not apply this product in a way that will contact workers or other persons, either directly or through drift. Only protected handlers may be in the area during application. For any requirements specific to your State or Tribe, consult the agency responsible for pesticide regulations.


For additional information on this product please reference the CDMS label database listed below



Ask a Question
  • how soon after application can new grass seed be planted?

    6 weeks