Skip to main content

Woods Weevil – Nemocestes incomptus

Woods Weevil (Nemocestes incomptus) Common Name: Woods Weevil or Raspberry Bud Weevil Latin Name: Nemocestes incomptus Appearance:
  • The larva is white or pink and has a Brown head. They are Legless and C-shaped grubs
  • Adults are 5-8 in length and 2-4 in width are dark reddish-brown to black and have short hair.
Host plant: Raspberries, blackberries, strawberries, Monterey pine, Douglas fir, and rhododendrons are some plants that grow in this area. Territory: Woods Weevil is found in North America. Damages caused by Woods Weevil: Larvae feed on the roots of raspberry plants, consuming tiny rootlets entirely and destroying the bark and cortex of bigger roots. Plants will soon after feeding begins because the roots can no longer deliver moisture to the leaves. Adults feed on greenery and clip off big margins of leaves. Such leaf damage indicates the presence of weevils but is not economically detrimental to the plants. Life history and habits: x This weevil may be found at any stage of its life cycle during the year. On the other hand, a new wave of adults develops in the late summer, frequently following autumn rains. They might keep eating through the winter if the temperatures are mild enough.