Plant and re-seed within 3 days thanks to high-performance ingredients, that naturally break down in soil. Multi-purpose, ROUNDUP Weedkiller Total Optima tackles a wide range of annual broad-leaved weeds such as clover, chickweed, black medick and annual meadow grass. Starts working within 3 hours. Ideal for vegetable patches, borders, flower beds, paths and patios as an effective weed solution. This high-performing glyphosate-free is the result of in-depth research and development. Based on naturally-occurring active ingredients, it leaves no residues in the soil and can be used to control a wide range of annual broad-leaved weeds.