caterpillars! Lymantria dispar (Gypsy moth) Corylus avellana (Common hazel) Last update: 7 May 2025 garden resident Common Location Krimpen aan den IJssel, gardenObservations2025-V-04 A first instar caterpillar Gypsy moth (Lymantria dispar) on Common hazel (Corylus avellana). Three of the larvae foraged on the leafs of the host plant. Gypsy moth (Lymantria dispar), caterpillar on Common hazel (Corylus avellana)