The larvae  mine the leaves of Yellow Iris (Iris pseudacorus) and other related plants. The mine takes the form of a short, white, irregular corridor, parallel to the leaf blade. 

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

(ref.: Warrington, B.P. (2023).  Calycomyza artemisiae. Accessed at https://agromyzidae.co.uk/species/agromyzidae/phytomyzinae/cerodontha/dizygomyza/dizygomyza-iraeos/ on 12/12/2023).

Leafmine Adult

Provide backlit photographs of the whole leaf-mine in the leaf, and the larva, and note the host plant.

Wherever Yellow Iris is present.

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.

Leafmines may be found between May and November.

Pupation occurs within the mine.

Local

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

Fairly frequent in Leicestershire and Rutland.