Ortho GroundClear Weed and Grass Killer RTU Liquid 1 gal Tri View Cabinets Apply as last feeding in Apply as last feeding in fall to help prepare your lawn for winter 09569462434961 Knob style Specialty Minimum door thickness (in Ortho® GroundClear® Weed & Grass Killer has been specifically formulated to kill all types of weeds that are green and growing WA01 Application Season multi season Container Size 1 gallon (us) Coverage Area 300 square foot OMRI Certified yes Organic no Packaging Type sprayer Product Form rtu liquid Rain Proof yes Pre Post Emergent neither Primary Active Ingredient ammonium nonanoate Application Location driveway patio Type of Weed broadleaf weeds Targeted Weed weed and grass