Plant Rescue Fungus RTU can be used to control many fungal diseases including black spot, powdery mildew & rusts on ornamentals. It is fast acting to protect against infections & stop disease. Its long lasting action protects for up to 14 days. Plant Rescue Fungus RTU is applied to control & protect against a range of fungal diseases at the beginning of the season to prevent infection or when the first signs of infection are evident. Plant Rescue Fungus RTU controls & protects against Powdery Mildew, Rust on ornamentals (incl. woody ornamentals) & Powdery Mildew, Rust, Black Spot on roses.