In Central Europe it is a mainly found in deciduous forests, groves, and light forests. In spring, the beetles were found on flowering
Prunus padus and
Crataegus monogyna and later, on oaks and
Tilia × europaea The insects feed on
aphids on oaks, less frequently on other trees.
S. auritus was also reported as a predator of
mites occurring on the underside of oak leaves; it also feeds on
Phylloxeridae ==Distribution==