Recording Method

Can be disturbed by day. Attracted to light.

Category 3 if fresh, Category 4 if worn.

Life cycle

Larvae .June-August, October-May. On a bud or stem, in a leaf mine or spun folded leaf. Adults fly May to October.

Larval foodplants

See Beet at coastal sites, also cultivated sugar beet.

Habitat

Saltmarshes, arable fields.

History

The first record for D&G was one to light at Blackcraig (VC73) on 13 September 2025.