Fast-acting herbicidal soap that quickly kills grass and weeds to the root, with visible results beginning 2 hours after application and up to 2 days after application. Controls various grasses and common weeds, such as chickweed, corn spurry and dandelion. As a concentrate, this must be mixed with water prior to application. Apply with any standard handheld or hose-end sprayer. Can be used within vegetable and flower gardens, landscaped areas, around and on buildings, sidewalks, fences, in mulched areas and in driveways, patios and gravel. Rainproof within 3 hours.