New tree diseases – Ash Dieback

A new tree disease has been discovered in Britain Imported trees from the Netherlands are to be destroyed following the discovery of ash dieback disease. The serious fungal disease ash dieback has hit the UK for the first time after 2,000 imported trees from the...

Asian Longhorn Beetle

Dangerous tree pest Asian longhorn beetle -first outbreak in UK An outbreak of the Asian longhorn beetle (ALB), an exotic pest which could have severe consequences for British trees, has been found in Kent, the Food & Environment Research Agency (Fera) has...

Horse Chestnut Leaf Miner

You may have noticed that some Horse Chestnut (Aesculus Hippocastanum) trees have brown blotches on the leaves and indeed the leaves drop off prematurely. This is due to an  attack by an insect known as Cameraria ohridella or the horse chestnut leaf miner (HCLM). The...