Roundup Dual Action Weed & Grass Killer Plus 4 Month Preventer kills existing weeds and grasses down to the root and prevents new weeds from growing for up to 4 months by creating an invisible barrier in the soil. This professional-grade herbicide is designed for hardscapes and landscapes including driveways, sidewalks, patios, along fences, in mulched beds around well-established plants, and on gravel areas.

The Easy Mix Refill system includes one 1.33 gallon container with an extended Sure Shot Wand applicator and one 8 oz concentrate refill. The Sure Shot Wand features a protective shield to contain spray and prevent damage to desirable plants, plus an extra long extendable wand for treating weeds without bending over. The formula is rainproof in as fast as 30 minutes and produces visible results in as fast as 6 hours, with complete kill in 1 to 2 weeks.

This dual-action formula kills and prevents many grassy and broadleaf weeds including dandelion, chickweed, clover, crabgrass (large, southern, smooth and tropical), spurge, and poison ivy. Coverage area is up to 300 square feet per gallon. All ornamental bedding plants, trees, shrubs, sod and seed can be planted 4 months after application. For best results, apply during warm, sunny weather above 60 degrees Fahrenheit. Product dimensions: 5.5 inches length x 12.37 inches width x 12 inches height. Weight: 14.22 pounds.