The wingspan is 9–13 mm.[2]
The forewings are dark fuscous; a dorsal streak to beyond middle, and sometimes a posterior spot in disc reddish ochreous ; a spot on dorsum at base, an oblique fascia at 1/4 , a costally furcate fascia in middle, a tornal spot, a costal spot beyond it, and some terminal dots rosy silvery; stigmata sometimes obscurely blackish. Hindwings are grey. The larva is ochreous-brown, rosy-tinged ; subdorsal line dark brown, partly edged with pale yellowish ; spiracular pale yellowish,
slender ; head and front of 2 pale brown.[3]
Adults are on wing from July to August.
The larvae feed on Calluna species and Empetrum nigrum.[4] Larvae can be found from September to June.
^Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf This article incorporates text from this source, which is in the public domain. Keys and description