Use Ortho GroundClear Super Weed & Grass Killer to kill over 175 different weed and grass types including crabgrass, dandelion, nutsedge and oxalis. The quick kill, dual-action formula starts working immediately as one ingredient kills on contact while the other penetrates deep into the plant to kill all the way down to the roots, with weeds completely killed in 1 to 2 weeks. Apply this ready-to-use weed and grass killer in landscape areas, patios, walkways, gravel, mulched areas, along houses and fence lines and on driveways when weeds are actively growing and the air is calm. It's easy to use, simply turn the sprayer nozzle to the desired setting and squeeze the trigger repeatedly. Rainfall or watering 15 minutes after application will not reduce the effectiveness of this powerful weed control. A single application of Ortho GroundClear Super Weed & Grass Killer will start to control even the toughest weeds and grass right down to the roots.
This weed killer starts to work on contact as it is absorbed into the plant and works through its system to kill weeds right down to the root so they don't come back
Ortho GroundClear will effectively kills weeds wherever they are - in gravel and mulch beds; around landscape areas; on patios, walkways and driveways; and along fences and buildings
Sprayed weeds usually begin to wilt within hours after being treated