Rootblast weedkiller 3 litre is designed to control annual and perennial weeds such as grasses nettles willowherb and dandelions it also comes with an easy to use lance sprayer that includes a rotating nozzle so you can choose your preferred spray pattern allowing you to treat large areas or for smaller spot application its systemic action kills the root as well as the plant and re planting is possible in the same area after treatmentwarningkeep product away from children and pets contain