4,200 heritage trees 'at risk,' Woodland Trust claims
Thousands of Wales's ancient, veteran and notable trees are under threat from multiple pests and diseases.
The Woodland Trust in Wales has found that over 4,200 of Wales' most treasured trees, some of which have survived for over a 1,000 years, face regular problems from diseases like Ash Dieback, and pests like the Asian longhorn beetle.
Rory Francis, from the Woodland Trust in Wales spoke to Nelli Bird.