Beeches, Fagus spp., are used as food plants by the larvae of a number of Lepidoptera species including: * Bucculatricidae * Bucculatrix packardella * Coleophoridae * Coleophora albovanescens * Coleophora currucipennella - recorded on F. crenata * Drepanidae * Oak hook-tip (Drepana binaria) * Geometridae * Common wave (Cabera exanthemata) * Dotted border (Agriopis marginaria) * Feathered thorn (Colotois pennaria) * Large emerald (Geometra papilionaria) * Light emerald (Campaea margaritata) * Mottled umber (Erannis defoliaria) * Pale November moth (Epirrita christyi) * Winter moth (Operophtera brumata) * Hepialidae * Ghost moth (Hepialus humuli) * Lymantriidae * Brown-tail (Euproctis chrysorrhoea) * Noctuidae * The miller (Acronicta leporina) *