Davey, P., 2009: This species appeared on Guernsey in 1990, and was followed by the first mainland record on the Isle of Wight in 1994, and then in Sussex the following year; the larva feeds on garlic mustard (Alliaria petiolata), hedge mustard (Sisymbrium officinale), woad (Isatis tinctoria), wallflower (Erysimum cheiri) and treacle mustard (Erysimum cheiranthoides). The species is double-brooded abroad.

The first Dorset moth was trapped in Swanage by R Cox in July 1997. Subsequently... Read More

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