Carabus problematicus


    There are two types of Violet Ground Beetle; both are amongst our largest beetles growing to around 30mm. This species has ridges and dimples on its elytra whereas C. violaceus has smoother elytra. C. problematicus also has a pronotum that is barely transverse and with contracted sides.

    Similar Species

    C. violaceus has smoother elytra that are more elongate and also has a more transverse pronotum.

    Identification difficulty

    Although predominantly a woodland and heathland species, it can occasionally be found in gardens and is a useful natural pest controller.

    When to see it

    Mainly seen in summer months

    Life History

    They are nocturnal hunters, hiding under logs and stones during the day.

    UK Status

    Although widespread throughout Britain, C. problematicus is a local species and is uncommon in many areas.

    VC55 Status

    Now local and uncommon in many areas of Leicestershire and Rutland. There were a total of 76 VC55 records for this species up to March 2015.

    Leicestershire & Rutland Map

    UK Map