About this item Roundup Weed & Grass Killer₄ kills tough weeds and grasses to the root, including dandelion, crabgrass, poison ivy, clover (red & white), spotted spurge, and other broadleaf weeds It is rainproof in as fast as 30 minutes and produces visible results in hours Allows for planting 1 to 30 days after application (see booklet for details) Use in or around flower beds and perennial landscape plants, around trees and shrubs, on patios, walkways, and driveways, gravel, or mulch beds, along fences and foundations, and edging around foundations and retaining walls The Pump ‘N Go 2 Sprayer with an extendable wand provides up to 10 minutes of continuous spray and provides greater accuracy without bending over › See more product details