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Diurnea lipsiella

Diurnea lipsiella

Description

Wingspan 20-24 mm. As D. fagella, the females have under-developed wings (brachypterous). The adult moths fly in October and November. Larva up to 35 mm in length, flattened, with big head. Mature larva is vox-yellow, young one more yellow-grey. Pinnacles inconspicuous. Head brown, black-brown on younger instars. Metathoracic legs enlarged, mainly on last segment. Anal shield inconspicuous. Larva feeds between two margins of leaf, young one between two spun leafs, which skeletonise and consume completely later. Enlarged metathoracic legs produce sounds. It also pupates between leafs. Hibernation as egg. Larva feeds polyphagously on broadleaved woody species, but prefers Quercus spp. and Carpinus betulus. In oak stands in warmer sites, abundant, may be pest.

Symptom

Eat on the leaves.

Tree Species: Cherry, Oak, Apple Tree, Raspberry

Part of a plant- attacked: Leaf / Needle

Pest significance: Harmful

Pest Category: Insects

Present in EU: Yes