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2303 ~ Straw Underwing ~ Thalpophila matura
UK Status

Resident. Common S,C,(N).

Montgomeryshire Status

A species rarely recorded and to date, only in the east of the county.

Wingspan :  M & F, 38-46mm.

Confusion species

Hedge Rustic.

Flight time (Montgomeryshire)


Parks, gardens and other open places.



Lifestage data

Overwinters as a small larva amongst the foodplant. Larva September-early May, feeding through the winter at night. Pupates underground.
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Montgomeryshire photos

Photo by DB, 23rd July 2012, Middletown

Photo by DB, 23rd July 2012, Middletown