Phyllonorycter acerifoliella

Alternative names
Maple Midget

Wingspan about 8 mm. One of three similar Acer-feeding Phyllonorycters, P. acerifoliella feeds on Field Maple.

Identification difficulty

Adult Leafmine

ID guidance

In any area where Field Maple is found.

When to see it

The adults emerge in two generations, in May and again in August

Life History

The larva feeds on Field Maple and folds the tip of a leaf lobe downwards to create a distinctive and easy-to find mine. Occasionally the mine is not on the leaf edge, but forms a crease in the leaf.  Leaf mines can be located during July and more commonly in September and October.

UK Status

The species is distributed over much of England where the food plant is natively established. It is slowly expanding northwards into areas where the tree is introduced. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as common.

VC55 Status

Uncommon in our area. Paucity of records suggests that this moth is not as common in Leicestershire and Rutland as it is nationally. L&R Moth Group status = D (rare or rarely recorded)

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Leicestershire & Rutland Map


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

UK Map