Biology. White pine weevils occur throughout eastern North America within the range of the primary host plant, white pine (Pinus strobus). This weevil infests other pines and spruces, especially Norway spruce. Adults overwinter in litter under host trees.

Where does the white pine weevil live?

White pine weevils occur throughout eastern North America within the range of the primary host plant, white pine (Pinus strobus). This weevil infests other pines and spruces, especially Norway spruce. Adults overwinter in litter under host trees.

What kills white pine beetle?

Damage from white pine weevil can be prevented by spraying the upper trunk and terminals of spruce and pine in early to mid-April and again two weeks later with products that contain bifenthrin, permethrin or cyfluthrin. Apply these products at rates given on the label for bark beetles or borers.