In message , Nige
writes
In uk.rec.gardening, Nige wrote:

One of my younger oak trees has curled leaves, no other symptoms.

Here's a link to some photos.

http://www.webhost-online.co.uk/oak/

Do the RHS still do testing for members? Can anyone help?

Your photos with the brown bits look just like ours ...

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Klara, Gatwick basin