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Pests and diseases
Sirococcus tsugae
Found in several UK locations on cedar, Sirococcus tsugae causes characteristic pink dead needles and can eventually kill shoots and branches.
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Video
Host of the Month Plane - September 2024
Host of the Month Plane - September 2024
00:50:46
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Birch and Bronze Birch Borer - March 2024
PDF • 1.24 MB
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About us
About us
Summary
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Sweet chestnut blight - Import and movement controls
External link
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Chalara screening for resistence trials
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Resource Library
Expenses
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About us
International Collaborations
Pests and diseases do not respect international borders.
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Blog
Volunteers to help survey historic trees
English Heritage are delighted to collaborate with Observatree, to allow Tree Health Surveyors access to English Heritage sites in support of the early warning system for tree health issues in England.
Christopher Weddell • 30 Mar 2018
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Blog
Can you help us to understand the distribution of Gypsy Moth in Britain?
Expert entomologist Max Blake gives us an insight into the lifecycle of the gypsy moth and how you can help us monitor it's distribution.
Max Blake • 19 May 2018