Species Details

ABH: 32.031

BF: 695

Family: Depressariidae

Subfamily: Depressariinae

Taxon: Agonopterix alstromeriana

Authority: (Clerck, 1759)

Vernacular: Hemlock Moth

Account: Common on roadside verges, waste ground, marshes and river-banks throughout the British Isles, but not in the far north Fairly unmistakable combination of large black costal blotch and adjacent rusty red elongate mark, and prominent apical dots. Larva feeds on flowers and leaves of Hemlock, living within a spun or rolled leaf.

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: 17 — 20 mm

Surrey Flight Period: —

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

Foodplant: Conium sp.

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

Status: Common

UK BAP:

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/agonopterix-alstromeriana/

Statistics

* Based on adult records only.

Records: 141

Individuals: 166

Earliest Year: 1995

Latest Year: 2025

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