Holm oak leaf-mining moths

Holm oaks (Quercus ilex) are affected by several leaf mining insects. The most frequently seen are two species of moth; Holm oak blotch leaf-miner (Phyllonorycter messaniella) and Holm oak linear leaf-miner (Ectoedemia heringiella).

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Holm oak leaf miner (Phyllonorycter messaniella) on Holm oak (Quercus ilex). Credit: RHS/Entomology.

Quick facts

Common names: Holm oak leaf-mining moths
Scientific names: Phyllonorycter messaniella and Ectoedemia heringella
Plants affected: Holm oak (Quercus ilex)
Main symptoms: Brownish white blotches or wiggly linear mines in the foliage
Most active: All year

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