Morley's Final Catalogue: In broad marshes; rare. Taken at Ipswich by Garrett, and at Beccles by Canon Cruttwell (ante 1890). One on long-leaved willow leaf in fens at Kenny Hill in Mildenhall on 6 July 1920 (Mly).

Recent Suffolk status: Locally common and widespread.

Life history: A single generation in the summer.

Identification Confusion can arise with the Green Oak Tortrix Tortrix viridana, but that is much smaller and rests with wings held flat.

Habitat: Marshes, fens and other wetland areas.

Recorded in 45 (78%) of 58 10k Squares. First Recorded in 1920. Last Recorded in 2024. Additional Stats

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