Food Plant: Compositae Anthemis spp., Bidens spp., Calendula spp., Carduus spp., Centaurea spp., Helichrysum spp., Inula spp., Lactuca spp., Matricaria spp., Silybum spp., Tripleurospermum spp.

Mine: at least two generations a year

Notes: The young larvae mine towards the nearest vein and then into the petiole and stem where they act as stem borers or feed in the inflorescence. The puparium is elongate and a yellowish colour. The exit hole for the adult fly is shown. Adult emerged 28.viii.2024

Data: 23.viii.2024, Denver Sluice, Norfolk, VC28

Image:© Rob Edmunds