Brown Silver-line - Petrophora chlorosata


Wingspan 31-37 mm.

Identification difficulty

Woodland and upland areas where its foodplant Bracken (Pterideum aquilinum) grows in profusion.

When to see it

It flies in a single generation during May and June. The species flies at dusk and into the night. It is strongly attracted to light and can often be disturbed in the daytime by walking through Bracken (Pterideum aquilinum).

Life History

Bracken (Pterideum aquilinum) is the foodplant of the caterpillars, which occur from July to September.

UK Status

A fairly common moth over much of Britain. In a recent survey to determine the status of all macro moths in Britain this species was classified as common.

VC55 Status

Fairly common in Leicestershire and Rutland in those areas where Bracken is found. L&R Moth Group status = A (common and resident)

70.222 BF1902

Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map