Welcome to the Ancient Tree Inventory
Mapping the oldest and most important trees in the UK.
They can live for hundreds of years. And there are more of them in the UK than many other European countries.
Help protect our valuable tree heritage. Let us know if you see any ancient or old trees and put them on the map. There are already more than 190,000 trees listed but there are thousands more to add.
We need your help to find them.Add a tree
Where do ancient trees grow? Explore the UK's ancient tree heritage with our map.
And you can view any trees you've added.See the map
What we record and why
There are more ancient trees in the UK than most other European countries.
But how do you tell how old a tree is and why should it be added to the inventory?Find out more
Watch our videos
What are ancient and veteran trees? And how can you record trees to the Ancient Tree Inventory?
Watch our five-part video series to learn more about the Ancient Tree Inventory, what we record and how to record trees to the project.Watch our videos