Had a great crop of Victoria plums this year,but had to discard a good few due to a "disease".The plums looked as if they were going mouldy.
Any ideas please.
Sounds like brown rot fungus
see https://www.rhs.org.uk/advice/profile?pid=114
May be a case of improved hygiene in autumn to limit overwintering giving the best relief without the chemical bombardment necessary to eliminate fully. Its one of natures endemic delights.