Observatree Blog

Blog

Host of the month - Lawson cypress

This month Matt looks at at Lawson cypress (Cupressus lawsoniana) and its associated pathogen, Phytophthora lateralis.

Matt Parratt  •  22 Jan 2025

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

Blog

The Alder Leaf Beetle - Agelastica alni

In this blog article John Pitcairn, who has been volunteering with Observatree for 6 years, shares with us his observations of the Alder Leaf Beetle.

John Pitcairn  •  05 Sep 2024

Blog

From Lens to Lab: The Power of Photography in Tree Disease Identification

David McKellar discusses the importance of photography in our diagnostic process and offers some guidelines for using our TreeAlert system to report suspected tree pests and diseases.

David McKellar  •  22 Aug 2024

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

Blog

Canker Stain of Plane

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

Alex Lewis  •  01 May 2024

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

Blog

A round-up of 2023

2023 in review and looking to the year ahead for Observatree.

Peter Crow  •  30 Jan 2024

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

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