By Pattaylor
United Kingdom 
I have a salix caprea kilmarnock half standard it has yellow patchy raised fungus on leaves
11 Jun, 2014
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« salix caprea kilmarnock looks like yellow fungus on leaves any ideas please
It'll be rust - spray with a suitable fungicide, covering all leaves, including the backs. This plant is prone to this infection.
11 Jun, 2014