Life cycle
Mines: June-July, September-October. Adults fly March-June, August-September.
Larval foodplants
Apple species, including cultivars.
History
The first for Dumfries & Galloway was of leaf-mines found at Rockcliffe, Kirkcudbrightshire, during October 1952 by D. A. B. Macnicol and bred on, while the first for Dumfriesshire occurred during 2013.