Geometridae : Sterrhinae
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Photo © Gillian Nash,  Leigh - August 2017

Similar Dorset Species
Treble Brown Spot
Idaea trigeminata
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Single-dotted Wave
Idaea dimidiata

(Hufnagel, 1767) 1708 / 70.011

Davey, P., 2009: A generally distributed species in Britain apart from northern Scotland, the larva feeding on the withered, decaying or mouldy leaves of, amongst others, burnet saxifrage (Pimpinella saxifraga), hedge bedstraw (Galium mollugo) and cow parsley (Anthriscus sylvestris). In Dorset, the moth is particularly common on unimproved grassland on chalky soil inland such as on the Purbeck Ridge, and on coastal grassland, notably on Portland. It is least frequent on sandy soils. The... Read More

Recorded in 41 (103%) of 40 10k Squares.
First Recorded in 1930.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 9-11mm
Flight: June - August
Foodplant:   Cow parsley, Burnet-saxifrage, Hedge bedstraw
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
< Dotted Border Wave | Treble Brown Spot >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
21/09/201919SY49 Bridport
12/09/201919SY99 Lytchett Matravers
02/09/201919SY79 Puddletown
02/09/201919SY39 Lyme Regis
31/08/201919SY79 Puddletown

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