Swallow Prominent - Pheosia tremula


Wingspan 45-55 mm. Similar to Lesser Swallow Prominent (P. gnoma), though not necessarily larger. Lesser Swallow Prominent has a more distinct white wedge at the tornus of the forewing and lacks the wavy white line in the blackish area of the hindwing.

Identification difficulty

Woodland, plantations, scrub, gardens and parks.

When to see it

Flies between May and July, with two broods in the south.

Life History

The larvae feed on Poplar and Willow.

UK Status

It is 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)

71.017 BF2007

be our species champion

Leicestershire & Rutland Map


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

UK Map