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Blog
Observatree Network Groups
Observatree is a national network of volunteers surveying tree health and acting as an early warning systems for tree health in the UK. A key way our volunteers and staff keep in contact is through the network groups in our forum.
Charles Lane • 13 Jul 2020
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Blog
A new collaboration as part of the UK Garden Sentinel Network
As Observatree continues to establish collaborative networks, we recently teamed up with the Botanic Gardens Conservation International (BGCI) and PlantNetwork to help raise awareness of tree health in wider audiences and promote surveillance and reporting by more people.
Peter Crow • 26 Apr 2024
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Blog
Host of the month - Oak
Oak is this months host tree of interest, and so Matt Parratt delves into the world of Acute oak decline (AOD) in this months blog post.
Matt Parratt • 19 Mar 2026
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Blog
Host of the month - Maple
This month Matt Parratt delves into the world of Maple trees, Asian longhorn beetle and Citrus longhorn beetle.
Matt Parratt • 19 Sep 2025
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Blog
Observatree is a Constant in 2020
We could say that this year has been unusual, and we had to adapt to new ways. However, nothing has stopped Observatree volunteers keeping their eyes open and reporting pests and diseases to the Tree Health Diagnostic and Advisory Service (THDAS).
Ana Perez-Sierra • 11 Feb 2021
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Blog
Emerging pests and diseases and their suitability for citizen science surveillance
A review of new and emerging pests and diseases.
Charles Lane • 01 May 2024
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Blog
Host of the month - Lawson cypress
Kicking off our host of the month initiative for 2026, Matt Parratt takes a look at Lawson cypress (Cupressus lawsoniana) and Phytophthora lateralis.
Matt Parratt • 22 Jan 2026
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Blog
Observatree volunteers are helping to unravel complicated relationships between Curreya pithyophila and Scotland’s national tree
Dr Flora Donald, a Tree Health Policy Officer at Scottish Forestry, explains how Observatree volunteers are helping to unravel the mysterious issue of Curreya pithyophila in Scotland.
Dr Flora Donald • 20 Aug 2025
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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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Blog
Protecting trees, woods and forests - we couldn’t have done it without you!
Peter Crow, Observatree’s project manager, concludes our 10 years of Observatree celebrations with a look at how citizen scientists help protect trees, woods and forests.
Peter Crow • 05 Dec 2023