Categories DavidPyrausta purpuralis moth on thyme Post author By David Post date 17 August 2017 Day-flying moth (does also fly at night) with distinctive colouring, Pyrausta purpuralis, the common purple and gold moth, was feeding on the flowers of thyme in a local allotment, then settling to sun itself on the thyme leaves. ← Purple loosestrife, flowers beginning to open → Green cones with tiny spider, Bantock Park