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Pests and diseases

Phytophthora lateralis

Discovered in the UK in 2010, Phytophthora lateralis is a fungus-like plant pathogen that attacks the roots of Lawson cypress trees.

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

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

Host of the month - Spruce

For December, Matt Parratt looks at spruce (Picea species) and the Great spruce bark beetle.

Matt Parratt  •  19 Dec 2024

Tree health

The importance of biosecurity

Good biosecurity practice can reduce the risk of introducing or spreading pests, diseases and invasive species.