Tree Tenders Volunteer TrainingBecome a Tree Tender
Learn about tree biology, planting, identification, and more in this multi-day program. Registration is open for upcoming courses in Ajax, Richmond Hill, and Mississauga - seats are limited, reserve yours today!

Gypsy Cuckoo Bumble BeeGreat Canadian Bumble Bee Count
Join us for a Bumble Bee Watch in one of our public gardens on June 4th as part of 100 in 1 Day! Learn about these wild (native) pollinators and participate in some citizen science.

pawpaw flowerPlant a Pair of Pawpaws
Get a taste of the tropics without the airfare, when you add a pair of pawpaws to your yard. This native tree produces a delicious fruit that tastes like a cross between banana and mango. Order yours today!

Leslieville Tree FestivalLeslieville Tree Festival
Join us for the Leslieville Tree Festival on June 18th in Leslie Grove Park. This fun-filled celebration of our urban forest includes great food, live music, local green vendors, and activities for the whole family!

Tree Rebates in York Region
Additional rebates of $50 per tree and $5 per shrub are available to York Region Backyard Tree Planting Program participants for a limited time while supplies last!

Read the stories of the urban forest from LEAF staff and volunteers. From the projects we're working on to our favourite trees and the issues we're concerned with.