Morley’s Final Catalogue: Suffolk (Curtis, Brit. Entom.). Conspicuous, and by no means rare. Felixstow by Gibbs (EMM. 1904, 80); annually at Monks Soham light in July 1904-34 (Mly); Leiston (Grey); Flixton (Ctw); at light by Fritton Lake in August 1934 (D).
Recent Status: Recorded across Suffolk but not common.
Life Style: A single brooded species flying during June, July and August. The larvae feed on the stem and roots of Stachys palustris, S. sylvatica and Mentha spicata. The larvae hibernate and pupate in a cocoon close to the foodplant.
Identification: A brown species of Olethreutinae with darker markings showing a bold triangular mark pointed to the dorsum with an angle greater than 90 degrees. The similar smaller E. ericetana has a mark with a 90 degree or less angle. More Info
Recorded in 29 (50%) of 58 10k Squares. First Recorded in 1904. Last Recorded in 2019. Additional Stats