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1919 ~ Purple Thorn ~ Selenia tetralunaria
UK Status

Resident. Common S,C,(N).

Montgomeryshire Status

A fairly common species, found throughout the county.

Wingspan :  M & F, Spring brood 46-52mm. Summer brood 44-46mm.

Confusion species

Lunar Thorn.

Flight time (Montgomeryshire)


Woodland, scrub, heathland, gardens and urban areas.


Most broadleaf trees.

Lifestage data

Overwinters as a pupa just under the soil. Larva late May-early July and August-September.
Click map for larger image

Montgomeryshire photos

Photo by MDH, 12th Aug 2009, Llanfyllin