Roundup Pro 2.5 Gal. Concentrate Weed & Grass KillerBroad spectrum, non selective, systemic grass and weed killer. Translocates through the plant to kill roots and brush. Biodegradable and rain fast, will not wash or leach to affect nearby vegetation, and may be used over root zones of desirable plants. 41% concentrated formulation which is ideal for a small landscaper. Can be used for lawn renovation, along fences, paths, driveways, and on hard to kill brush and weeds. Active ingredient: Glyphosate. 2