This formula starts working immediately, with visible results in 12 hours! Rainproof protection in 30 minutes. Kills weeds to the root so they don't come back! Ideal for larger projects.

• Fastest working Roundup® brand concentrate product.
• Kills the toughest weeds and grasses.
• Absorbs through the leaf and stem only so killing power won't spread to non-target plants through soil.
• Concentrated and dilutes to cover big jobs.
• Rainproof in 30 minutes.