Black spot is a fungal disease characterised by black spots on the upper side of leaves. It tends to occur in warm, wet weather usually during wet summers. The leaves of the infected flowers turn yellow and fall off. This weakens the plant by making it more susceptible to other diseases or opening it up to injury for the next winter. The organism responsible for black spot spreads quickly and can move from plant to plant if proper care is not taken.
3 in 1 Insect, Fungus & Mite Control RTU controls various insects and fungal diseases on roses and ornamentals. The product has a systemic fungicide to control Black Spot, Powdery Mildew and Rust. It also contains an insecticides to kill aphids, thrips, caterpillars, budworm and mites on roses and ornamentals. 3 in 1 Insect, Fungus […]… View PageRead more