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TreeAlert Demystified: What happens when you submit a report?

A question that the Tree Health Diagnostic and Advisory Service team are often asked is, ‘What happens when I send in a TreeAlert enquiry, how does it all work?’  Here, Chris Berman, entomology diagnostician at Forest Research, pulls back the curtain on what goes on behind the scenes!

Chris Berman  •  23 Jan 2025

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Host of the month - Elm

For this month's host tree of interest, Matt Parratt focusses on Elm (Ulmus species) and Elm zigzag sawfly (Aproceros leucopoda).

Matt Parratt  •  15 May 2025

Blog

No sting in this tale

Find out about how Observatree volunteer, Amanda, made a big difference to the UK's oriental chestnut gall wasp outbreak response.  

Amanda Yorweth  •  23 Jul 2015

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Oriental chestnut gall wasp – an update

What has happened with OCGW in the UK since it was first found in 2015?

Chris Malumphy  •  27 Jun 2018

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Host of the Month - Sweet Chestnut

Matt Parratt, Observatree Scientific Coordinator, looks at sweet chestnut, Oriental chestnut gall wasp and sweet chestnut blight.

Matt Parratt  •  07 Nov 2023

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Canker Stain of Plane

A summary of the damage caused by Canker Stain of Plane.

Alex Lewis  •  01 May 2024

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Out with the old and in with the new: Welcome to Observatree

In 2017, Observatree produced more educational resources, ran successful media campaigns, trained stakeholders and volunteers across the county, attended events, held a volunteer celebration event and hosted a conference.

Peter Crow  •  07 Jan 2018

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How does Observatree fit into tree disease?

Observatree project is asking citizens to help in protecting our trees from new pests and diseases, but why is this an issue and why is citizen science part of the answer?

Joan Webber  •  06 May 2015

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Observatree attends the world’s first International Plant Health Conference

Colleagues from across the Observatree partnership, attended the world’s first International Plant Health Conference. Peter Crow, Observatree’s Project Manager, reflects on some of the conference’s key messages around the current and future global plant health challenges.

Peter Crow  •  17 Oct 2022