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Heart Moth
Dicycla oo (Linnaeus, 1758)
Noctuidae: Xyleninae
2315 / 73.218
Photo © David Carter,  Windsor 05 July 2021

Similar Upper Thames Species: None
Foodplant:   Pedunculate Oak
Red List: Near Threatened (NT)
GB Status: Nationally Rare
Former Status: Red Data Book
Verification Grade:  Adult: 3

Very local and rare in the region, and a rare, unpredictable and elusive species in Britain. Until very recently, recorded regularly at the east Berkshire sites. Older records from elsewhere probably refer to extinct populations. Occurs in woodland and old parkland with mature oaks.

Retained Specimen / Photograph will be Required.

Recorded in 12 (15%) of 78 10k Squares.
First Recorded in 1750.
Last Recorded in 2022.
(Data up to end 2022)

Latest 5 Records (Data up to end 2022)
Date#VC10k Area
17/06/2022522SU97 - Slough (S), Windsor
17/06/2022722SU97 - Slough (S), Windsor
16/06/2022222SU97 - Slough (S), Windsor
05/07/2021122SU97 - Slough (S), Windsor
02/07/2021122SU97 - Slough (S), Windsor
Further info: Dicycla oo
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