Oak Processionary Moth

Life Cycle - Summary

OPM life cycle stage - diagram

Stage of OPM March April May June July August September
Instar (Stage) 1
Instar (Stage) 2
Instar (Stage) 3
Instar (Stage) 4
Instar (Stage) 5
Instar (Stage) 6
Adult Moth

The presence of OPM at life cycle stage

Click on the various OPM stages for further details.