TZone SE Broadleaf Herbicide 30 GallonTZone SE Broadleaf Herbicide for Tough Weeds is designed to provide broad spectrum control of some toughest weeds on your turfgrasses. It contains a combination of active ingredients Triclopyr, Sulfentrazone, 2, 4 D and Dicamba acid which offers multiple modes of action in controlling hard to kill weeds. It guarantees excellent post emergent control as well as cool weather performance to ensure effective elimination of troublesome weeds such as black