Nepticulidae ABH 4.042 B&F 67   *   Stigmella plagicolella Leaf mine photographs on Prunus. September 2011 Wingspan: 4-5mm Season: Two generations, May-June and August Food plant: Prunus spp., mainly Blackthorn (P. spinosa) Mine: July and September-October Egg laid underside. A slender corridor with a central line of uninterupted frass widens abruptly into a blotch with difused frass in the centre. The mine rarely crosses the midrib.

Stigmella plagicolella
Leaf mine on Prunus. Parkstone, Dorset. September 2011