Species Details

ABH: 70.195

BF: 1864

Family: Geometridae

Subfamily: Larentiinae

Taxon: Chesias legatella

Authority: ([Denis & Schiffermüller], 1775)

Vernacular: Streak

Account: Common on heathland, moorland, open woodland, hedgerows and gardens throughout much of the British Isles, a species of conservation concern under the UK Biodiversity Action Plan Fairly unmistakable. Larva feeds on Broom, over-wintering as an egg.

Accounts provided by and used with the kind permission of Mike Wall, Hampshire County Moth Recorder. These will in due course be gradually replaced with species accounts with a Surrey context.

Wingspan: 35 — 38 mm

Surrey Flight Period: 3 Sep (1960) — 12 Nov (1951)

The flight period of overwintering adults are not given. See the flight chart below the distribution map.

Foodplant: Cytisus scoparius (Broom).

Foodplant accounts are from the HOSTS database — Natural History Museum, London, UK. (CC0).

Status: Least Concern (LC)

UK BAP: BAP(R)

WCA:

Click here to view the full geology map of Surrey.

Verification Grade: 1 — Relatively easily identified 👌

Further Information: https://www.ukmoths.org.uk/species/chesias-legatella/

Statistics

* Based on adult records only.

Records: 248

Individuals: 599

Earliest Year: 1867

Latest Year: 2025

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