AI: Quinclorac-8.43%, Sulfentrazone-.69%, 2,4-D, dimethylamine salt-11.81%, Dicamba, dimethylamine salt-1.49%. Herbicide for Grassy & Broadleaf weeds contains four active ingredients including quinclorac and sulfentrazone the broaden the spectrum of weed control. Post-emergent herbicide for turfgrass. It is used at Residential/domestic sites, Institutional sites, Non-cropland sites, Commercial sod production. Do not apply to any body of water. Do not apply Q4 Plus to Bahiagrass, Bentgrass, Carpetgrass, Centipedegrass, Dichondra, St. Augustinegrass, Greens and collars, Clovers or legumes or Ornamentals.