Natria 706170A Grass & Weed Killer Organic Herbicide, 24-Ounce, Ready-to-Use Bayer Natria Grass And Weed Killer Ready To Use 24oz Kills unwanted grasses and weeds, Fast Kills weeds and grasses including Dandelion, Chickweed and other listed weeds Fast-acting See results in 20 minutes For use on patios, driveways, sidewalks and flower beds Non-synthetic grass and weed killer ready-to-spray This product can be used to control weeds on patios, driveways, sidewalks, mulch and in planting beds prior to planting grass, flowers or vegetables Kills weeds and grasses, including dandelion, chickweed and others Fast-acting! see results in 20 minutes Kills unwanted grasses and weeds, fast; 24 ounces