What to look for: Signs and Symptoms

Definite Signs of EAB

beetle(s) found on leaves, bark, and/or flying near the tree

D-shaped exit holes in outer bark

Probable Signs and Symptoms

Woodpecker feeding activity: outer bark flecked off

Possible Signs and Symptoms of EAB

Thinning/Dieback of upper tree canopy

Epicormic Shoots at base or mid-way up tree trunk

Vertical Splits in the bark

Report D-shaped exit holes, beetles on leaves, bark, or flying nearby to local 311 service contact centres.

For jurisdictions without this service, contact STOPDED Hotline at: 1-877-837-ELMS (3567)

Identify ash trees

When should I monitor for EAB?

Start uploading your observations to the iNaturalist project page today!