Trees face huge challenges
With more new pests and diseases reaching our shores tackling pests and diseases is now an urgent priorityLearn about the threats
In the UK, this was first found in London in 2002. While it does not affect tree health, it does afflict the appearance of horse chestnut trees, and can cause public concern.
If you think you’ve spotted this disease please inform the Forestry Commission using the Tree Alert reporting tool. Three good-quality digital photographs are required to aid identification.
For more information visit the Forestry Commission.