Norfolk status
Local.
Very similar to Anacampsis populella

One of two species that can only be reliably separated by dissection of the genitalia.

Larvae feed on Birch in May and June in a leaf rolled longitudinally along the mid-rib.
A. blattariella has also fairly recently been bred (and confirmed by dissection) from Alder (Alnus glutinosa) at Upton Fen VC27. (M.R. Young, det. S. Palmer, 03.vi.2012)

	Determination by Genitalia Examination (gen. det.) Required

Recorded in 28 (38%) of 74 10k Squares. First Recorded in 2004. Last Recorded in 2024. Additional Stats

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