Bonide Kleenup 7461 Grass & Weed Killer, Concentrate, Quart | Kills all unwanted weeds and grasses. Great for preparing flower beds, vegetable and ornamental garden sites, renovating lawns and for multi-purpose weed control. Can reseed seven days after treatment. Visible results in seven days. Complete to-the-root control in 2 to 4 weeks. Contains 41% glyphosate with surfactant.