Diplolepis spinosissimae

    Description

    The larvae of the gall wasp cause Diplolepis spinosissimae cause galls to form on various rose species, being most frequent on Rosa spinosissima, also found on R. caesia, canina, rubiginosa etc. The galls are smooth, reddish-green, ovoid in shape and may occur on the leaf petiole or protruding from both sides of the leaf but quite often the galls coalesce.  Each gall contains a single white larva.

    Identification difficulty

    Gall

    Recording advice

    Gall records for this species must be accompanied by a photograph. Please also state the host species when submitting your record.

    Habitat

    Galls may be found in areas where the host rose species occur.

    When to see it

    When rose species are in leaf.

    Life History

    There is a single generation, with the larva hibernating and pupating in gall.

    UK Status

    Widespread but infrequent in Britain, most records seem to come from coastal areas where Burnet Rose is more common.

    VC55 Status

    Rarely recorded in Leicestershire and Rutland.

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    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map