Double Square-spot (Xestia triangulum, (Hufnagel, 1766))

General Information
Pupates in loose soil.
Overwinters as Overwinters as a larva.
Both sexes readily come to light, sometimes in numbers.

Forewing length: 17-19mm.
Foodplant(s): buttercups (Ranunculus spp.), Primrose (Primula vulgaris), Cow Parsley (Anthriscus sylvetris), Wood Spurge (Euphorbia amygdaloides), Blackthorn (Prunus spinosa), hawthorns (Crataegus spp.), broadleaved shrubs
Flying: One generation, June-early August
UK Presence: Resident
National status: Common

Habitat

Woodland, hedgerows, fens, grassland, heathland and gardens.

Regional Information

Recorded in 140 (51.9%) of the 270 2km squares of Huntingdonshire.

Last recorded in September 2023

Recorded date range (Adult): 26 May to 29 September

Recorded date range (Larva/Leafmine): 02 March to 12 July

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