Advice
Top diseases
Apple and pear scab
Bacterial canker
Blossom wilt
Grey mould (Botrytis cinerea)
Honey fungus
Leaf spots - e.g. hellebore leaf spot
Rust diseases - e.g. rose rust
Saprophytic fungi
Phytophthora
Powdery mildew
Verticillium wilt
Viruses - e.g. tomato viruses