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Clavibacter michiganensis subsp. michiganensis occurs worldwide. It has occasionally entered the UK, including four outbreaks since 2003. This factsheet summarises the latest information available, gives practical advice on recognising the disease and describes contingency measures to be adopted if it is detected.
This factsheet describes the biology and symptoms of Pseudomonas syringae, the cause of bacterial canker, and summarises the results of an AHDB funded project on its control.