Phyllonorycter ulmifoliella

Alternative names
Red Birch Midget

Wingspan 7 to 9 mm. Similar to other members of the family. The wings are brown with white markings edged in black.

Identification difficulty

Adult Leafmine


This species can be found almost anywhere where the foodplant, Birch (Betula) is present.

When to see it

There are two generations with adults flying in May and again in August.

Life History

As a larva, the species forms a blotch mine on the underside of a Birch leaf, often quite small, but puckering the leaf noticeably. The larvae are present in July, and more commonly in September and October.

UK Status

Widespread and fairly common throughout the British Isles. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as common.

VC55 Status

It appears to be uncommon in Leicestershire and Rutland, where there are few records. L&R Moth Group status = D (rare or rarely recorded).

15.075 BF353

Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map