Stigmella salicis

    Alt Name
    Sallow Pigmy
    Description

    Wingspan 4 to 6 mm. The adults have dark forewings with a purplish sheen and an irregular yellowish fascia. The cilia are noticeably pale and the head is orange.

    Identification difficulty
    Habitat

    Areas containing rough-leaved willows.

    When to see it

    On the wing in April and May and again in July and August.

    Life History

    Larvae feed on willow (Salix spp.), preferring the rough-leaved species. The larval mine is usually broad and short, often doubling back and creating a 'false blotch'. The frass is broken linear. The mines can be found in June and July and from September into November.

    UK Status

    Widespread and fairly frequent in Britain. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as common.

    VC55 Status

    Occasional in Leicestershire and Rutland. L&R Moth Group status = C (very scarce resident or rare migrant).

    Reference
    4.035 BF68

    Leicestershire & Rutland Map

    UK Map