Willow-carrot Aphid - Cavariella aegopodii

    Description

    The body length of Cavariella aegopodii apterae is 1.5 to 2.8 mm, they are greenish or reddish. The alate of Cavariella aegopodii has a central black patch on the abdominal dorsum, and a dark cauda and siphunculi.

    Identification difficulty
    Recording advice

    Unless identified by a recognised expert, a photo is required and the specimen should be examined with a microscope. In the comments box, state the key or ID method used and describe the size and identifying characters. Please state the host plant when adding your record.Wherever the host plants occur.

    Habitat

    Wherever the host plants occur.

    When to see it

    When the host plants are in leaf.

    Life History

    The Willow-carrot aphid host alternates from Willows (Salix sp.) to umbellifers (Apiaceae). The preferred primary hosts are Hybrid Crack-willow (Salix fragilis) and White Willow (Salix alba. Preferred secondary hosts are cultivated umbellifers such as Carrots (Daucus carota) and Fennel (Foeniculum vulgare) as well as several wild umbellifers.

    UK Status

    Status in Britain is difficult to determine due to lack of records, but this species is believed to be widespread and fairly frequent.

    VC55 Status

    Status in Leicestershire and Rutland not known.

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map