The Blackneck - Lygephila pastinum

Alternative names
Blackneck Moth

Wingspan 37 to 42 mm. A very narrow looking species, the back of the head and shoulders are dark brown, looking almost black. The pale wing has very fine wavy lined pencilling and a dark brown kidney mark with one or two dots beside it.

Identification difficulty

Occupying woodland and marshy areas.

When to see it

In Britain, this moth has only one generation, flying in June and July, but it is double-brooded on the continent.

Life History

The species overwinters as a larva, which feeds mainly on Tufted Vetch.

UK Status

It is locally common in the southern half of Britain, with only scattered occurrences further north. In a recent survey to determine the status of all macro moths in Britain this species was classified as local.

VC55 Status

Occasional in Leicestershire and Rutland. L&R Moth Group status = C (very scarce resident or rare migrant).

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Leicestershire & Rutland Map


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

UK Map