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Video

Seasonal Survey Highlights Winter

In this video, Charles Lane, Plant Health Consultant at Fera Science Ltd, reminds us of the Observatree project resources that are relevant for the forthcoming season, focusing on the priority pest and diseases for Dec-Feb: Chalara ash dieback, Emerald ash borer, Great spruce bark beetle and Phytophthora lateralis.

00:14:24

Pests and diseases

Pests and diseases by tree species

To make it easier for you to spot tree pests and diseases, we have listed our 22 priorties by main host tree species.

Blog

Host of the month - Plane

For September's host of the month, Matt Parratt explores Plane trees, Plane lace bugs and Canker stain of plane.

Matt Parratt  •  20 Aug 2026