Species Details

ABH: 70.225

BF: 1905

Family: Geometridae

Subfamily: Ennominae

Taxon: Pachycnemia hippocastanaria

Authority: (Hübner, [1799])

Vernacular: Horse Chestnut

Account: Nationally scarce (Nb) in heathland in southern England (Hampshire and adjoining counties) Fairly unmistakable. Larva feeds on Heather and Cross-leaved Heath, over-wintering as a pupa.

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: 28 — 32 mm

Surrey Flight Period: 1 Feb (1975) — 4 Nov (1978)

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

Foodplant: Calluna sp.

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

Status: Least Concern (LC)

UK BAP:

WCA:

Click here to view the full geology map of Surrey.

Verification Grade: 2 — Care needed to identify, an image may be required 🤔
Further Information: https://www.ukmoths.org.uk/species/pachycnemia-hippocastanaria/
Statistics

* Based on adult records only.

Records: 399

Individuals: 273

Earliest Year: 1864

Latest Year: 2024

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