Rosaceous trees and shrubs and their cultivars, especially spp. of Crataegus, Malus, Pyrus, and Sorbus, with larva feeding in July and September/October. In a whitish, brown-flecked, mine on the upper side of a leaf, which eventually causes the leaf to fold upwards.
Verification Grade Comment: Mine - L (due possible confusion with P. leucographella)
Mine: Either the leaf or a good photograph required
Recorded in 87 (62%) of 140 10k Squares. First Recorded in 1869. Last Recorded in 2020. (Data up to end 2020) Additional Stats
Two generations, May / June and August
Hawthorn, Apple, Rowan, Wild Service-tree, Wild Pear, Common Whitebeam, birch.