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Bean Leaf Beetle
(John Obermeyer, Purdue University) |
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Common Name: Bean Leaf Beetle
Order: Coleoptera Family: Chrysomelidae Pest Status: This beetle can become a serious agricultural pest of soybeans, occasionally of green beans or corn. Appearance: Adults are approximately 1/4-inch long and have oval-shaped abdomens. Most are yellow-green with four prominent black spots on the abdomen and black markings along the outside margins of the wings. All have black triangles at the top of their wing covers. Life Cycle: Adults overwinter to emerge in early summer and mate. Females lay approximately 12 eggs in the soil around the bases of plants where they feed on roots. Pupation occurs in the soil. Adults then emerge at the end of the summer. Where to Collect: Adults can be found at the beginning and the end of summer on the leaves of bean (green bean, soybean, clover) plants. |
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