Bagworms
Affected Species:
Arborvitae, Chamaecyparis, Cryptomeria, Douglas Fir, Fir, Juniper, Leyland Cypress, Pine, Spruce
Bagworm is a caterpillar that molts into a moth in the adult stage. They are
easiest to identify by the bags they construct as they feed. Damage
includes needle discoloration and injury.