The Lifecycle of Oak Processionary Moth (OPM)

Caterpillars of the Oak Processionary Moth (OPM) are a pest, which can be a hazard to the health of people, animals, and oak trees.
Andrew Hoppit, Oak Processionary Moth Project Manager for the Forestry Commission, explains the lifecycle of Oak Processionary Moth and how to identify them as they move through their stages of development.
For further information or to report a suspected case, please visit www.gov.uk/guidance/managing-oak-processionary-moth-in-england