Very local, in southern England, south Wales and Norfolk with single, old records from Cornwall, Lincolnshire and Derbyshire.
Origanum vulgare (marjoram), see plant distribution map.
In Europe also reported on Calamintha (calamint), Mentha arvensis (corn mint) and Mentha suaveolens (round-leaved mint).
Chalk downland, grassland on limestone, railway embankments and roadside verges.
Larva: in a folded or rolled leaf which can sometimes turn scarlet in colour.
Adult: can be disturbed and swept from amongst the foodplant and comes to light.
A large, broad-winged gelechiid with prominent palps which, due to its bright yellow-ochreous colouration, should not be confused with any other species.
Single brooded from late June to mid-August, rarely in mid-June and late August.
