Top 10 plant diseases to watch out for this summer

Our rain-drenched winter has led to an increase in garden diseases — this is how best to avoid them

Extreme weather means common diseases are becoming more prevalent
Extreme weather means common diseases are becoming more prevalent
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The Sunday Times

The past 12 months or so have been notably wet and it’s taking a toll on our garden plants, according to the recently published Royal Horticultural Society (RHS) list of top ten garden diseases for 2023, compiled from member inquiries to its advisory service.

Extreme weather means common diseases are becoming more prevalent and new ones are posing a threat as plants are placed under stress, but there are ways gardeners can minimise the risk.

Healthy plants are more likely to be able to ward off diseases — take care to mulch in spring and autumn with compost or leaf mould to improve the soil structure and prune at the right time for the plant. Seaweed feed, either in granular form sprinkled around the base