1302 Crambus perlella
(Scopoli, 1763)
Wingspan 21-28 mm.A relatively common species throughout much of the British Isles, the typical form is creamy white with a slight silken lustre. There is also a differently-marked form, f. warringtonellus, which has heavy streaking.
The larvae feed on grasses, in a silken gallery amongst the base of the stems.
The adults fly in July and August, and are attracted to light.