4 LB, Crabgrass & Weed Preventer, With Dimension R, Use In Gardens & Planting Beds To Prevent Growth Of Both Broadleaf & Grassy Weeds For Long Term Control, Prevents Weed Seed From Germinating, Use Where Weeds Are A Problem After Desirable Plants Are Established For A Weed Free Garden For The Growing Season, Kills Seeds As They Germinate, Shaker.
