Orthotylus nassatus is a species of bug from a family of Miridae that can be found everywhere in Europe except for Andorra, Liechtenstein, and various European islands.[1] and east across the Palearctic to Siberia and from Asia Minor to the Caucasus.
Adults are long, the colour of which is blue-green. Antennas are pale from above, with a dark line on the underside.[2]
The species feeds on trees, like: lime, oak, and ash. They are active from July–September.