Fighting the climate crisis, one tree at a time.Click to see the whole story
Tree Trust is a grassroots organization that works to ensure the health and longevity of urban trees through education, advocacy, community engagement, and collaboration. We are a program of the Elora Environment Centre, a registered charity.
We invite you to explore the remarkable trees we’ve cared for across our 12 chapter communities in Ontario. Use the map below to find your nearest chapter, then click on any tree icon in the area to discover its unique story and learn more about our work.Wherever you choose to donate, your contribution will help preserve Ontario’s urban forest and allowing us to care for more trees like the ones you see below. Questions? Drop us a note!
Why Tree Trust?
“It is easier to land on Mars than it is to replace the amazing old trees that grace our neighbourhoods.”
Trees, especially older trees anchor the natural ecosystem in ways that we are only beginning to understand. They provide invaluable aesthetic and human psychological benefits. And they link us to history.
Tree Trust’s core mission is to preserve mature trees through expert assessment, specialized arborist care, and public outreach. Every mature tree does the work of at least 300 saplings, making their preservation crucial for environmental health. Tree Trust arborists are specially trained in the physiology and care of older trees, ensuring their longevity. Additionally, Tree Trust is committed to educating the public on the importance of these trees, fostering a deeper understanding of their ecological role, and encouraging community involvement in conservation efforts.
Climate Momentum and the Stratford Rotary Environment Committee are proud to present a special event with Catherine McKenna on Saturday, May 2 at Stratford City Hall. Sponsored by Stratford-Perth Tree Trust, doors open at 1:00 Read more…
Read about the trees below, and cast your vote here! Erin Tree Trust is: About the TOTY Candidates: Explore some of Erin’s most notable trees and uncover the stories, history, and ecological importance that makes Read more…
The Toronto Islands Community chapter of Tree Trust is honoured to have received several donations in memory of islander Peter Dewdney. He passed away on January 22nd, 2026, at home, surrounded by loved ones. In Read more…
Back by popular demand, Tree Trust is working in partnership with the Wicked Welly Farm to present Mead and Meander – Maple Syrup Process! Learn all about two of natures magical elixirs! First join Christine Read more…
Port Dalhousie Tree Trust and SCAN (Seniors for Climate Action Now) are collaborating to offer an engaging public presentation on January 15, 2026 from 1:30pm – 2:30pm at the Ina Grafton Gage Village Auditorium in Read more…
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Tree Trust is a project of the Elora Environment Centre; a registered charity 138373196RR
TREE TRUST c/o Elora Environment Centre 75 MELVILLE ST, ELORA ON N0B 1S0 [email protected]