• WAO TreeFest 2026

    Tottenham Conservation Area 6787 4th Line #4th,, New Tecumseth, ON, Canada

    Join us for TreeFest as we gather to support and celebrate women in arboriculture! Registration is free. All are welcome to join us in celebrating and supporting our female-identifying climbers. TreeFest will feature opportunities to try competition-style events to showcase and develop the skills of our female climbers, as well as prizes, games, networking opportunities, [...]

  • Hemlock Woolly Adelgid Management Training for Practitioners

    Royal Botanial Gardens Arboretum 16 Old Guelph Rd, Hamilton, Ontario, Canada

    Join Royal Botanical Gardens for this event on June 26 2026 9 a.m. to 12 p.m. At the Arboretum (16 Old Guelph Rd. Hamilton ON). This workshop is for working conservation professionals who are either dealing with or preparing for Hemlock Woolly Adelgid on their property. What you will learn: The ecological importance of Eastern [...]

  • Field Entomology for Arborists 2026

    Queen's University Biological Station 280 Queen's University Road, Elgin, Ontario, Canada

    This two-day immersive workshop is filled with fun, interactive group learning activities in the great outdoors! Designed specifically for arborists, you'll learn to scout and identify tree pests and beneficial insects. Registration is all-inclusive and includes course manual, all meals, and two-nights accommodation at Queens University Biological Station (north of Kingston, ON). This setting is [...]

  • OTCC 2026 Ontario Tree Climbing Championship – Niagara ON

    Niagara Botanical Gardens 2565 Niagara River Pkwy,, Niagara Falls,, ON, Canada

    The OTCC brings together arborists & industry members in this fun, competitive event. The OTCC is open to the public and everyone is welcome to attend: watch arborists showcase their skills, visit a tradeshow featuring our favourite vendors and anyone can try out tree climbing at the “Fun Climb” station under the guidance of a [...]

  • ISAO’s 78th Annual Conference & Trade Show

    Deerhurst Resort, Huntsville, ON 1235 Deerhurst Dr., Huntsville, Ontario, Canada

    ISAO's Annual Conference and Trade Show is THE premier gathering for arboriculture professionals in Ontario! Join us for three days of educational sessions, networking, an incredible trade show, and FUN! This three-day event will be held at the beautiful Deerhurst resort in Huntsville Ontario. See details online here. We can't wait to see you there!