Roundup® Weedkiller Total Optima is glyphosate free and comes in the iconic green pack you know and love. This product is a concentrated general purpose weedkiller and is ideal for use on weedy flower beds, vegetable patches and all around the garden. Once sprayed the active ingredient – pelargonic acid – starts working immediately, gives results in 3 hours and breaks down in soil naturally. Weeds will be dead in under 24 hours (if used in optimal conditions), leaving the area ready for replanting in just 3 days.