Download our free Tree Health Survey app and contribute to valuable research.
The Tree Health app is now available for iPhone, iPod Touch and Android users.
From Ash dieback to Tortrix roller moth, key information about the problems that can affect our trees is now at your fingertips.
Learn how to identify common UK trees and some of the pests and diseases you might spot on them with ID tips and pictures.
Check for the signs of the six Most Unwanted and connect directly to Tree Alert to inform Government officials if you find the symptoms.
The app can be used on its own or as part of the OPAL Tree Health Survey.
Download the app for free
Help and support
Experiencing problems or display issues with the tree health app?
Let us know what's wrong and the phone you are using, and we'll try to correct issues in future updates. We appreciate your help in improving the app.
- Get in touch using our contact form.
Take part in the tree health survey
Help scientists find out about the pests and diseases affecting UK trees. You can use the tree health app to help you.