Search Observatree
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What makes a priority pest or disease for Observatree?
Video • 00:33:36
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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
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Blog
Observatree volunteer’s role in helping to develop the new TreeAlert Report Dashboard
TreeAlert's system manager Lucy Turner explains the helpful role that our Observatree volunteer's play in developing the TreeAlert system, most recently with the new Report Dashboard.
Lucy Turner • 27 Feb 2025
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Pests and diseases
Dothistroma Needle Blight
Widespread across the UK, this fungal disease causes needles to develop yellow and tan spots and could have a serious impact on our Scots pines.
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Blog
Host of the month - Pine
Observatree Scientific Coordinator Matt Parratt discusses Pines (Pinus) and Dothistroma needle blight (DNB).
Matt Parratt • 09 Jul 2025
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Plane, Plane Lace Bug and Plane Wilt - September 2025
PDF • 1.73 MB
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Identifying bleeds on a tree part 2 - Pests and pathogens
Video • 00:14:55
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Sweet chestnut blight training video
Video • 00:08:59
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Resource Library
Webinars
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Acute oak decline management
External link