Search Observatree
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Tree health
Report a tree pest or disease
Spotted a tree pest or disease? Report it as quickly as you can.
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Blog
The science behind Observatree
As part of the ongoing ten-year celebrations, Peter Crow, Observatree's project manager, looks at the power of combining citizens and science.
Peter Crow • 25 Oct 2023
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Pests and diseases
Sweet Chestnut Blight
Sweet chestnut blight is a fungus that grows beneath the bark of sweet chestnut trees causing cankers that can girdle the tree.
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Citrus longhorn beetle - Short video
Video • 00:02:56
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Blog
Becoming an Observatree volunteer; learning together and becoming a part of the family.
Dr Kate Lewthwaite, Citizen Science Manager at the Woodland Trust, reflects on the role of the volunteer, the training opportunities and their vital to the Observatree project.
Dr Kate Lewthwaite • 16 Oct 2023
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Pests and diseases
Bronze Birch Borer
Native to North America, this wood boring bupestrid beetle is a serious pest to birch trees.
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Blog
Defining Tree Health
Matt Parratt offers an explanation of how to define tree health in the context of Observatree.
Matt Parratt • 21 Nov 2024
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Blog
It’s full steam ahead for Observatree in 2022
Observatree has now been in operation for eight years; and during that time, our volunteers have submitted over 13,500 reports.
Peter Crow • 21 Feb 2022
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Blog
Host of the month - Pine
Matt Parratt, Observatree Scientific Coordinator, highlights pines and Dothistroma needle blight.
Matt Parratt • 29 Aug 2023
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Blog
Host of the month - True Cedars
Matt Parratt, Observatree Scientific Coordinator, looks at true cedars (Cedrus species) and Sirococcus blight.
Matt Parratt • 01 May 2024