Scotts Turf Builder Bonus S Southern Weed & Feed2 will not only kill weeds, but also thicken your lawn to help crowd out future weeds. Regular feedings provide the nutrients your lawn needs to look its best and withstand the stresses of heat, drought and family activity. Bonus S may be used on St. Augustinegrass (including Floratam), centipede, zoysia and carpetgrass lawns. Apply when grass and weeds are actively growing. Available in TX, FL (except Panhandle region), LA, AL, GA, MS, NC, and SC.