Select Source Triad Select 3-Way Broadleaf Herbicide (2.5 Gallons). Triad Select Herbicide 3 Way Herbicide Triad Select is a selective, post-emergent herbicide that contains the same active ingredients, (Dicamba, 2,4D, and MCPA), as many store-bought products.
Cool Season Lawns - Kentucky Bluegrass, Turf Type Tall Fescue (all fescues), Ryegrass. Warm Season Lawns - Bermuda, Zoysia Do not use on centipede or St Augustine grasses.