Spectracide One-Shot 1 Gal. Ready To Use AccuShot Sprayer Weed & Grass Killer delivers fast and powerful results for controlling unwanted vegetation. This glyphosate- formula effectively kills both broadleaf and grassy weeds down to the root, preventing regrowth for up to five months. You will see visible results the same day, and it becomes rainproof in just one hour. for use on patios, driveways, sidewalks, and other non-lawn areas, it ensures targeted application with ease thanks to the included AccuShot sprayer. Please note, it is not safe for use on or around desirable plants, shrubs, or edibles. Model Number: HG-97186