Phytomyza astrantiae

The larvae of the fly Phytomyza astrantiae mine the leaves of Masterwort (Astrantia major). The mine is a gallery/blotch, brown in colour with a pale yellow margin.

See the National Agromyzidae Recording Scheme webpage for this species for further details of puparium and adult insect.

ref.: Warrington, B.P. (2023).  Phytomyza astrantiae. Accessed at https://agromyzidae.co.uk/species/agromyzidae/phytomyzinae/phytomyza/phytomyza-astrantiae/ on 13/12/2023)

Leafmine   Adult

Leafmine: Please provide a back-lit image of the leafmine and state the host plant.

Host plant: Masterwort

Click on the 'further details' link in the 'Description' section above.  Then click on the Phenology tab which will provide phenology details for both adult and larval stages.

The leafmines may be found between May and November.

The first British record was in Gloucestershire in 2005. It has since been identified in Cumbria, Northants, Kent, Yorkshire, Hampshire and in Ross & Cromarty and Moray in Scotland, as well as in Leicestershire.  It is likely to be more widespread than records suggest.

Warrington, B. P. 2022. A provisional review of the status of Agromyzidae in Great Britain & Northern Ireland

Occasional in Leicestershire and Rutland, but may be under recorded.