Control Solutions 3-Way Lawn Weed Killer3 Way Lawn Weed Killer is a selective post emergent herbicide containing three active ingredients. 3 Way provides economical, broad spectrum control of broadleaf weeds. Use Sites: Turf Grasses on Residences, Sod Farms, Highways, Right Of Ways and Other Non Crop Areas Effective Against: Clover, Dandelion, Henbit, Plantains, Wild Onion, Many Other Broadleaf Weeds Active Ingredients: 30. 56% 2, 4 D; 8. 17% Mecoprop p; 2. 77% Dicamba