Roundup Concentrate for Northern Lawns, 32 oz. is an all-in-one weed killer designed to effectively eliminate and prevent weeds without harming your lawn. Its fast-acting formula delivers visible results within hours, targeting a wide range of weeds including crabgrass, broadleaf, grassy weeds, sedges, and more. This powerful concentrate kills all types of weeds completely and quickly, providing up to three months of reliable weed control. Please note, this product is not available in New York due to syfentrazone restrictions. Model Number: