Bagworm Moth Larva
Scientific Name: Family Psychidae
Order & Family: Lepidoptera, Psychidae
Size: 1 cm to 5 cm in length depending on maturity.

Natural Habitat
Typically found on trees, shrubs, and the sides of buildings or fences.
Diet & Feeding
Larvae are generalist feeders, eating foliage from deciduous and coniferous trees.
Behavior Patterns
Larvae construct a protective silk bag incorporating bits of plant material or debris for camouflage. They live most of their lives inside this case, only sticking their heads out to feed or move.
Risks & Benefits
Often considered a landscape pest as they can cause significant defoliation to host plants; they are not harmful to humans.
Identified on: 1/12/2026