Assara terebrella

    Alt Name
    Dark Spruce Knot-horn
    Description

    Wingspan 21 to 24 mm. Showing conspicuous whitish markings and cross-lines on a reddish-brown ground colour, this moth is not too difficult to identify although both light coloured and darker coloured specimens do occur.

    Identification difficulty
    Habitat

    This moth can be found in spruce plantations and other areas where Norway spruce occurs.

    When to see it

    Flies between June and August.

    Life History

    The larvae feed inside the cones of Norway spruce (Picea abies), causing them to become distorted and stunted.

    UK Status

    Mainly confined to the south of England, and very local. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as Nationally Scarce A.

    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).

    Reference
    62.047 BF1461

    Leicestershire & Rutland Map

    UK Map