Double Kidney
Common NameDouble Kidney
Scientific NameIpimorpha retusa
FamilyNoctuidae
SubfamilyXyleninae
Wingspan (mm)30
Primary Colorsbrown, reddish-brown
HabitatDamp areas, fens, marshes, riverbanks, woodland edges
Geographic RangeEurope, temperate Asia
Host PlantsSalix species, willow
Flight PeriodJuly to September
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesEggs overwinter, hatching in spring. Larvae feed on sallow leaves, often spinning them together, and pupate in the soil or leaf litter.
Identification TipsLook for its reddish-brown forewings with distinct, dark-outlined kidney-shaped stigmata and a scalloped outer margin, which help it blend with tree bark.
Description
A small to medium-sized moth with mottled reddish-brown forewings featuring prominent, dark-outlined kidney-shaped markings (reniform stigmata) and a scalloped outer margin.
