Green Carpet Geometridae

Colostygia pectinataria (Knoch, 1781)

Description: Wingspan 25-29mm. Adults forewings generally green with a deeper green central band which is edged with white. The costa of the forewings has dark patches. The green pigment fades soon after emergence.

Key Identification Features:

Sets:  male upperside

Flight Period: End of May to early September.

Status: Common and widespread throughout all counties including Rathlin Island.

Ecology: An attractive moth found in a wide variety of habitats particularly woodland margins and clearings. Adults come frequently to light in small numbers. It can be flushed from the vegetation during the day or seen at rest on tree trunks. The larvae can be found from August to May on various bedstraws Galium spp. It overwinters as a larva.

World Distribution: Northern and central Europe as far east as Russia.

Bradley & Fletcher number: 1776 Agassiz number: 70.100

Additional information:

UK Moths account


 Thompson, R. S. & Nelson, B., 2003 (Oct 2). [In] The Butterflies and Moths of Northern Ireland