Psyche casta

{{Short description|Species of nocturnal moth}}

{{Expand Norwegian|topic=scitech|Psyche casta|ga=yes|date=May 2022}}

{{Speciesbox

| image = Psyche casta-02 (xndr).jpg

| taxon = Psyche casta

| authority = (Pallas, 1767)

}}

Psyche casta is a nocturnal moth from the family Psychidae, the bagworm moths. The wingspan of the males ranges from 12 to 15 millimeters. They have hairy, brown-metallic shiny wings. The grub-like females have legs but do not have wings and are yellowish or light brown, except for some dark brown back plates.

File:Psyche casta, newly emerged male (8744278821).jpg

File:Psyche casta female.jpg

The host plants are from the groups: Poaceae, birch, willow, poplar and Vaccinium. The caterpillars make a protective hull from grass.

The flight time ranges from May to July.

Originally from the Old World, they have been introduced in North America.{{cite web|url=https://bugguide.net/node/view/252888|work=Bugguide.net|title=Species Psyche casta - Common Bagworm Moth - Hodges#0437}}