Rhubarb Curculio

Rhubarb Curculio

View more pictures: Bing Images Google Images Yahoo Images

Common names: Rhubarb Curculio

Scientific name: Lixus concavus

Region: This weevil can be found throughout the United States.

Life cycle: This insect produces one generation each year and overwinters as an adult in weeds.

Physical Description: This Curculio is a large, 3/4 of an inch, weevil is a grayish brown, but is covered with a yellow to orange powder resembling pollen.  Its eggs are laid in punctures made in the stalks of rhubarb, which produce the white larva.

Feeding characteristics: This pest bores into stalks, crowns, roots, and stems.  Larvae will also feed on dock, sunflower, and similar plants.

Controls: These weevils are large enough to easily spot and handpicking is an effective control of this insect.

Return from Rhubarb Curculio to Insects Q-T Encyclopedia of Garden Insects

Share this page:
Enjoy this page? Please pay it forward. Here's how...

Would you prefer to share this page with others by linking to it?

  1. Click on the HTML link code below.
  2. Copy and paste it, adding a note of your own, into your blog, a Web page, forums, a blog comment, your Facebook account, or anywhere that someone would find this page valuable.