EAB Identification and Reporting


Emerald Ash Borer


Emerald Ash Borer is commonly mistaken for:

Six Spotted Tiger Beetle
Six Spotted Tiger Beetle

Two Lined Chestnut Borer

Japanese Beetle
Japanese Beetle

If the insect sighting was not Emerald Ash Borer, there is no need to file a report. Find additional information about Colorado insects from the CSU extension


Ash Tree Damage

Reporting suspicious ash tree damage? Look for these signs:

Tiny, D-Shaped exit hole
Tiny, D-shaped exit hole

Serpentine larval tunnels under the bark
Serpentine larval tunnels

EAB sightings or for damaged trees please create a report.