Search Observatree
-
Pests and diseases
Pine Processionary Moth
Pine processionary moth caterpillars can rapidly strip pine trees of their needles. There are fears it’s heading to the UK.
-
Pests and diseases
Elm Zigzag Sawfly
Elm zigzag sawfly larvae can defoliate whole elm trees leaving them vulnerable to further attack.
-
Agrilus fleischeri - Forest Research
External link
-
Get in touch
Sign up for the Observatree newsletter
keep up to date with Observatree project news by signing up to the newsletter
-
Step 5 - Trunk and root collar signs and symptoms
Video • 00:12:18
-
Step 1 - What tree?
Video • 00:12:15
-
Tree health
Tree health
A
-
Discovery of OCGW and Observatree's role
External link
-
Identifying squirrel damage
PDF • 3.67 MB
-
Citrus longhorn beetle plant pest factsheet
External link