Tree Insects and Diseases

In Ontario, there are many tree insects and diseases that we must constantly watch out for. In particular, invasive tree insects and diseases lead to the deaths of many trees across the province. P & A Urban Forestry Consulting can help identify, prevent, and suggest course of action in order to remedy the infected trees and help prevent future infestation.

Many infestations and infections can be prevented or treated. However, some, such as Emerald Ash Borer, prove fatal for the tree. It’s important to know what to look for and what to expect in order to keep your trees and property safe and healthy.Tree Insects and Diseases

Information about some prominent tree insects and diseases can be found below. These are just a few of the most prominent insects and diseases causing problems for trees in Ontario. If you suspect your tree is infested or infected with a disease but it doesn’t have these identifying factors, contact us and we can help with a diagnosis.

Emerald Ash Borer (EAB)

Gypsy Moth

Asian Longhorned Beetle (ALHB)


Other Factors Affecting Tree Health

The environment can also affect your trees’ health. Some common issues affecting trees are:

  • Frost Cracking
  • Woodpecker feeding
  • Squirrel activities
  • Drought
  • Over irrigation

If you believe trees on your property could be suffering from tree insects and diseases or any of the other above issues, please contact us!