| UK Status 
 Resident. Local S,C.
 
 Montgomeryshire
Status
 
 An uncommon species, but has been recorded from scattered sites around
the county.
 
 Wingspan
:  M
& F, 42-50mm.
 
 Confusion
species
 
 September Thorn.
 | Flight
time (Montgomeryshire) 
 Habitat
 
 Woodland, hedgerows, parkland, some gardens and scrub.
 
 Foodplant
 
 Oak, elm, beech, birch, hawthorn and blackthorn.
 
 Lifestage data
 
 Overwinters as an egg on the foodplant. Larva early May-mid July.
Pupates amongst leaves of the foodplant.
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