Oak Mildew - Erysiphe alphitoides
Erysiphe alphitoides is a fungal rust (a foliar pathogen) that causes a powdery mildew on the leaves of Oak.
Areas where Oak occurs.
When Oak is in leaf.
Widespread and fairly frequent in Britain.
Fairly frequent in Leicestershire and Rutland.
Leicestershire & Rutland Map
Enter a town or village to see local records
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015