Stop unwanted weeds and grass in their tracks with Hi-Yield Turf and Ornamental Weed and Grass Stopper. This pre-emergent herbicide contains Dimension and will prevent the growth of unwanted weeds and grass, particularly crab grass, before they can start and can be applied up to 4 weeks after crabgrass appears.
Active ingredient: Dithiopyr – 0.125%
Always follow instructions on the product label for proper and safe application.