Pine (Pinus)-White pine weevil

Pissodes strobi

Pest description and crop damage Adults are about 0.25 inch long and light to dark brown with a prominent curved back. They kill terminal shoots and deform the tree.

See "Pine" in:

Management-cultural control

Remove and burn infested shoots.

Management-chemical control


Control requires thorough applications to the terminals to prevent new infestations by egg-laying female weevils.

For more information

Johnson, W.T. and H.H. Lyon (1991), Insects That Feed on Trees and Shrubs, 2nd ed., Cornell University Press (p. 54).

PNW Nursery IPM: White pine weevil (