Ash Dieback reaches Lake District

Ash dieback UK distribution map

Ash Dieback disease has been recorded for the first time in the Lake District National Park, according to survey data published recently by the Forestry Commission.

The disease was initially found in Buckinghamshire in February 2012, but has been discovered more widely across England, Scotland and Wales since then.

About Ash Dieback

Chalara Dieback of Ash, also known as Chalara or Ash Dieback, is a disease of Ash trees caused by a fungus called Hymenoscyphus fraxineus (alternatively called Chalara fraxinea, hence the name). 

Chalara causes leaf loss, crown dieback and bark lesions in affected trees. Once a tree is infected the disease is usually fatal.

You can help

We need to know about the distribution and extent of Ash Dieback disease. Knowing exactly where it is will help us to manage the spread of this disease.

Here's how you can help:

  1. Learn how to identify Ash Dieback disease
  2. Report signs of Ash Dieback near you
  3. Complete a full OPAL Tree Health Survey for your area

Learn more