A rare Red Data Book species, in reed-beds, in Norfolk and Suffolk, a priority species under the UK Biodiversity Action Plan. It is often recorded in areas where the reeds are regularly cut and is most numerous 2-3 years after cutting. Unlikely to be recorded in Hampshire or on the Isle of Wight. Wingspan 30-38 mm. The colour of the forewing varies from greyish ochreous to reddish ochreous. In f. sinelinea the basal streak is absent. Larva feeds on Common Reed, over-wintering as an egg.

Flightime guide
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