Species: Grey-streaked Smudge (Plutella porrectella)

Host plants: Dame's-violet (Hesperis matronalis)

Systematics :

KingdomAnimals (Animalia)
Phylum Articulate animals (Arthropoda)
Class  Insects (Insecta)
Order   Moths and butterflies (Lepidoptera)
Group    Micro-moths ("Micro-heterocera")
Family     Plutellidae
Subfamily      Plutellinae
Genus       Plutella
Species        Grey-streaked Smudge (Plutella porrectella)