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2122 ~ Purple Clay ~ Diarsia brunnea
UK Status

Resident. Common

Montgomeryshire Status

A common species, found throughout the county.

Wingspan :  M & F, 36-45mm.

Confusion species

Ingrailed Clay, Barred Chestnut, Rosy Marsh Moth and Square-spotted Clay.

Flight time (Montgomeryshire)


Broadleaf woodland and wooded heathland.


Many herbaceous plants and some woody species such as bramble, bilberry, heathers and sallow.

Lifestage data

Overwinters as a small larva near the soil. Larva August-May, feeding at night. Pupates underground.
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Montgomeryshire photos

Photo by MDH, 16th June 2008, Llanfyllin

Photo by JM, July 2010, Lake Vyrnwy

Photo by JM, July 2010, Lake Vyrnwy