Dark-barred Twin-spot Carpet - Xanthorhoe ferrugata


Wingspan 18 to 22 mm. The most reliable way to separate this species from Red Twin-spot Carpet is to look closely at the whitish line on the inner edge of the dark central band. In this species it shows a distinct 'notch'. However, it also tends to be darker and less 'red'.

Identification difficulty

Various habitats.

When to see it

The moths fly in May and June, and again in August. Further north there is usually only one brood, in June and July.

Life History

The larval diet consists of a variety of low plants.

UK Status

Fairly common throughout Britain. In a recent survey to determine the status of all macro moths in Britain this species was classified as common.

VC55 Status

Fairly common in Leicestershire and Rutland. L&R Moth Group status = A (common and resident).

70.052 BF1725

Leicestershire & Rutland Map


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

UK Map

Species profile

Common names
Dark-barred Twin-spot Carpet
Species group:
Records on NatureSpot:
First record:
01/01/1992 (LLRS)
Last record:
23/07/2023 (Cranston, Elspeth)

Total records by month

% of records within its species group

10km squares with records

The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.

In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.

Latest images

Latest records