Rose clear kills aphids, greenfly and blackfly within 24 hours. It also fights existing infections of blackspot, powdery mildew and rust. Rose clear does all this while also protecting plants against further infestations of aphid and disease attack, including new growth. For best control of disease spray at first signs of disease and continue spraying regularly for the rest of the season. Outside use only. Easy to use spray nozzle. Also available as a concentrate.