Geometridae : Geometrinae
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Similar Dorset Species: None
Large Emerald
Geometra papilionaria

(Linnaeus, 1758) 1666 / 70.299

Davey, P., 2009: A generally distributed species in Britain, the larva feeding on birch (Betula spp.), and less frequently on beech (Fagus sylvatica), hazel (Corylus spp.) and alder (Alnus spp). This is the largest of the Emeralds, with a wingspan of up to 65mm. In Dorset, the moth is most frequent where birch grows in deciduous woods on sandy and clay soils and on heaths. Favoured sites include Arne Wood, Hurn, Whitesheet, Boys Wood and Castle Wood. Elsewhere it is scarce.

Recorded in 37 (93%) of 40 10k Squares.
First Recorded in 1885.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 24-29mm
Flight: June - August
Foodplant:   Downy Birch, Silver Birch, Hazel, Alder, (Beech)
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
< Grass Emerald  |  Blotched Emerald >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
05/08/201919SY79 Puddletown
03/08/201919SY98 Wareham
02/08/201939SY79 Puddletown
01/08/201919SY68 Weymouth / Martinstown
01/08/201919SY98 Wareham

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