Q4 - A patented product containing Quinclorac + Sulfentrazone + 2,4-D + Dicamba. This combination provides fast visual response and an enhanced spectrum of weed control, including yellow nutsedge suppression, crabgrass and many other troublesome grassy and broadleaf weed in established turfgrass. Q4 is approved for use in cool-season grasses. This all-in-one product has become known as the "army knife" of turf herbicides