Roundup® Dual Action Weed & Grass Killer Plus 4 Month Preventer Refill Size:1.25 Gal. Refill This formula kills existing weeds

This formula kills existing weeds and grass down to the root

forage crops

Emits spectrum wavelengths and color for photosynthetic response

To protect and enhance your garden

Remove and replace all bedding at least once a week

Roundup® Dual Action Weed & Grass Killer Plus 4 Month Preventer Refill Size:1.25 Gal. Refill This formula kills existing weedsRoot out the toughest weeds and grasses with Roundup Dual Action Weed & Grass Killer Plus 4 Month Preventer. This formula kills existing weeds and grass down to the root, and prevents new weeds from growing for up to 4 months by creating an invisible barrier in the soil. Apply only where you want to kill existing weeds AND prevent future weed growth for up to 4 months, such as cracks and crevices in driveways, sidewalks, and patios, along fences, in