Forestry and Tree Health Resources
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Information about Large larch bark beetle (Ips cembrae), a pest of larch (ea) trees and some other conifer species
Canker stain of plane is a disease which can affect several species of plane trees (trees in the Platanus genus).
Not present in UK Notifiable – see ‘Report a sighting’ below Scientific name – Agrilus fleischeri (A. fleischeri) Agrilus fleischeri is an important pest of aspen and poplar (trees in the genus Populus). Willows (Salix spp.) have also been recorded as hosts of this pest, which is native to East-Asia....
The larvae, or grubs, of two-lined chestnut borer beetles are a pest of oak trees (trees in the Quercus genus) and sweet chestnut ( Castanea genus).
Resources about Neonectria canker of Abies
Present in United Kingdom Reportable – see ’Report a sighting’ below Scientific name of causal agent – Hymenoscyphus fraxineus Ash dieback is a highly destructive disease of ash trees (Fraxinus species), especially the United Kingdom’s native ash species, common ash (Fraxinus excelsior). It is caused by a fungus named Hymenoscyphus...
Not present in UK Notifiable – see ‘Report a sighting’ below Scientific name of causal agent – Geosmithia morbida (G. morbida) Vector – Walnut twig beetle (Pityophthorus juglandis; P. juglandis) Picture: Ned Tisserat, Colorado State University, Bugwood.org Thousand cankers disease is caused by the fungus Geosmithia morbida. It is believed...
Overview of plant pathogen Phytophthora austrocedri – symptoms and diagnosis of juniper infection.
If you would like to report a pest, diseased tree or if you have an issue with a tree on your property or in your local area, then please read the following frequently asked questions, which help direct you to the relevant resource.
Present in UK Notifiable – see ‘Report a sighting’ below Scientific name of causal agent – Cryphonectria parasitica Picture: D. Rigling Sweet chestnut blight is a destructive disease of sweet chestnut trees (trees in the Castanea genus) caused by the ascomycete fungus Cryphonectria parasitica. It was formerly known as Endothia parasitica. It can...
Not present in UK Notifiable – see ‘Report a sighting’ below Scientific name – Dendrolimus sibiricus The larvae, or caterpillars, of the Siberian silk moth are a destructive pest of several species of conifer trees, some of which are grown in the United Kingdom for commercial and/or nature conservation purposes....
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