Impexa Wave
Common NameImpexa Wave
Scientific NameIdaea impexa
FamilyGeometridae
SubfamilySterrhinae
Wingspan (mm)18
Primary Colorspale yellow, reddish-brown
HabitatDry open habitats, coastal areas, heathland, scrub
Geographic RangeSouthern Europe, North Africa, Middle East
Host PlantsThymus, Calluna, Erica, Lotus, Plantago
Flight PeriodMay to September
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesLarvae are slender and twig-like, feeding on low-growing plants and overwintering before pupating in a loose cocoon.
Identification TipsKey features include its small size, pale ground color, and the specific pattern of wavy reddish-brown lines, especially the prominent subterminal band, distinguishing it from other *Idaea* species.
Description
A small, delicate moth with pale yellowish-brown wings marked by several wavy reddish-brown cross-lines and a distinct darker subterminal band, often with reddish fringes.
