Saltmarsh Knot-horn
Common NameSaltmarsh Knot-horn
Scientific NamePediasia aridella
FamilyCrambidae
SubfamilyCrambinae
Wingspan (mm)23
Wing Patterncryptic
Primary Colorsgrey, brown, white
HabitatSaltmarshes, coastal grasslands, brackish marshes
Geographic RangeCoastal Western Europe (e.g., UK, Scandinavia)
Host PlantsPuccinellia maritima, saltmarsh grasses
Flight PeriodJuly to August
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesLarvae feed on saltmarsh grasses, overwintering as larvae and pupating in spring.
Identification TipsKey features include its specific saltmarsh habitat, a distinct pale costal stripe, and dark longitudinal streaks on the forewings.
Description
A small, slender moth with cryptically patterned forewings, typically greyish-brown with darker streaks and a pale stripe along the costa.
