Search Observatree
-
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
-
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
-
Blog
2018 volunteer training days – a summary
We held 11 events across England, Wales, and Scotland from the end of May to the beginning of July.
Charlotte Armitage • 15 Aug 2018
-
Blog
Welcoming new associates
One of the strengths of Observatree is the Partnership. We can draw upon the expertise and skills of different organisations in a collaborative effort to help protect our trees, woods and forests from a range of invasive pests and diseases.
Peter Crow • 27 Jul 2021
-
Sweet chestnut blight symptoms factsheet
External link
-
Video
Induction Two: Symptoms of Ill-Health and Site Surveys Recording [2023]
Induction Two introduces the signs and symptoms we look out for in Observatree, and introduces the general site survey method. Presented by Rebecca Gosling, Woodland Trust and Matt Parratt, Forest Research.
01:24:14
-
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
-
Acute oak decline symptoms
Video • 00:02:57
-
Step 5 - Trunk and root collar signs and symptoms
Video • 00:12:18
-
Step 4 - Crown signs and symptoms
Video • 00:09:29