May 03
Tire Explosion – Pyrolysis
May 03
ISA General Membership Election: From 16 May through 30 June 2016, ISA members will have the opportunity to vote by electronic ballot in an election to fill expiring positions on the ISA Board of Directors and the Nominating and Elections Committee.
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

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.