Giant Woodwasp

Giant Woodwasp - Urocerus gigas

Alternative names
Banded Horntail, Greater Horntail Wasp
Description

The last tergite of the abdomen has a strong, projecting spike, thus giving the group its common name of horntail. This is a very large (up to 4 cm long) sawfly with a distinctive yellow and black banded abdomen.

Designation

Indicator Species - Leicestershire, Leicester & Rutland Local Nature Recovery Strategy.

Identification difficulty
Habitat

Usually found in or near coniferous woods.

When to see it

May to October.

Life History

The larvae feed on dead wood.

UK Status

British status to follow.

VC55 Status

Status in Leicestershire and Rutland to follow.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Additional images

All NatureSpot records