Dicophar Selective Lawn Weedkiller - Multiple SizesAvailable in 5 Litres or 1 Litre Dicophar Lawn Weedkiller controls broad leaved weeds in lawns, such as dandelions, daisies, white clover, buttercups, and broad leaved docks It should be applied on lawns once a year during the growth period from April to the end of September Do not apply immediately after mowing For best results apply the product at least 5 days after the last mowing The only lawn herbicide with 4 proven active ingredients,