Apr 26
Oakville’s New By-Law affecting Landscaping/Property Maintenance/Lawn Maintenance companies.
Apr 22
Urban Forestry Today' Noonhour FREE Webcast will feature guest speaker Dr. Ball on 5 May at Noon (eastern)
Apr 15
Arborist Safe Work Practices Guide, 4th Edition has been updated and is available for download...
Apr 15
ISA Ontario has just announced that our 28th Annual OTCC will be held at Pinafore Park in St. Thomas, Ontario...
Mar 28
Krista Strating & Mark Gaudet head south to ITCC
Mar 09
In memory of Colin Bashford (1940-2016), ISA President 2011-2013
Mar 01
Using Tree Bio-mechanics to Evaluate, Test & Manage Trees for Stability With FRANK RINN

Our mission is to enhance and promote the care and benefit of trees for present and future generations in Ontario through education, research and awareness.