Articles

Emerald Ash Borer Look Alikes

These insects might be mistaken for the emerald ash borer, the introduced destructive pest of ash trees.

Updated:

March 7, 2017

Skip to the end of the images gallery

Jim Occi, BugPics, Bugwood.org

Skip to the beginning of the images gallery

Emerald Ash Borer Look Alikes

An adult sixspotted tiger beetle, Cicindela sexguttata, rnis about 12 mm (1/2u201d) long. rnIt is common along forest paths in Pennsylvania.rn

The adult dogbane beetle, Chrysochus auratus, is about 10 mm (3/8u201d) long. rn

The adult Japanese beetle, Popillia japonica, is about 10 mm (3/8u201d) long. It was first found in the United States in 1916 in a nursery in New Jersey.

An adult green June beetle, Cotinis nitida, is 18-25 mm (3/4" to 1") long. This species is native to the eastern half of the United States. rn

This wasp is a member of the insect family Chrysididae. rnThey rarely exceed 15 mm (1/2u201d) in length.rn

The adult twolined chestnut borer, Agrilus bilineatus, is native to the eastern half of the United States. Adults are slender, 5 mm to 13 mm (1/5u201d to 1/2u201d) long beetles with two light stripes on their front wings. rn

An adult dog-day cicada, Tibicen sp., body is about 40 mm (1 5/8u201d) long. It is a native species.rn

An adult red-legged Buprestis, Buprestis rufipes, is known from eastern North America. It is about 35 mm (1 1/2u201d) long.rn

The adult bronze birch borer, Agrilus anxius, is less than 12 mm (1/2u201d) long. Emergence of the adult creates a D-shaped emergence hole in branches and trunks of birch. rn

Agenda

Emerald Ash Borer Look Alikes

Emerald Ash Borer Look Alikes

You may also be interested in ...

Personalize your experience with Penn State Extension and stay informed of the latest in agriculture.