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70.099 (BF1774)

Beech-green Carpet   

Colostygia olivata
Adult: 2
Resident, scarce, local. A local species in northern England and north Wales, more widespread in Scotland particularly north of the Central Belt. Shows a long-term decline in distribution since 1970.

See also Moth of the Week (17/08/2019)


The dull green rounded forewing, fading to a yellowish or brownish colour with age has numerous fine wavy black lines and a dark central band edged with fine white. Hindwings are brownish-grey with chequered fringes.

Recording method

Easily disturbed by day from trees, rocks, fences and hedgerows, comes in small numbers to light.

Life cycle

One generation. Overwinters as a small larva during September to May. Pupation taking place in plant debris.

Larval foodplants

Larvae feed on bedstraws.


Woodland and moorland.


First recorded in Dumfries and Galloway in 1820 for VC72 at Raehills by Little, in 1862 for VC73 near Terregles by Lennon and in 1903 at Luce Bay by Garraway who collected and bred on several larvae from Alticry Glen.

48 record(s) from 19 hectad(s) in D&G

VC74 VC73 VC72
Last recorded 1903 2022 2022

 UK Moths website - further information on species (with photos)

 East Scotland Butterfly Conservation website - national distribution maps and phenology

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