Search Observatree

Blog

Host of the month - Cedar

With spring in full swing, Matt Paratt takes a look at Ceders (Cedrus species) and Sirococcus blight.

Matt Parratt • 16 Apr 2026
Blog

Host of the month - Pine

This month Matt Parratt discusses pines (Pinus species) and Dothistroma needle blight.

Matt Parratt • 16 Jul 2026
Cucurbidothis spp. (formerly Curreya pithyophila- Observatree Information Note

PDF • 1.60 MB
Step 4 - Crown signs and symptoms

Video • 00:09:29
Chalara dieback of ash training video

Video • 00:08:10
Sweet chestnut blight - Spread in Europe

External link
Red-necked longhorn beetle - Biology, distribution and control factsheet

External link
Observatree Best Practice Guidelines

PDF • 4.82 MB
Laypersons Report Italian

PDF • 3.22 MB
UK Risk Register entry for Bronze Birch Borer

External link