Newly planted tree in a new development
July 25, 2024
Amba P
Do you look out your window and notice green grass yards as far as the eye can see? The potential for transformation is endless, particularly if you live in a new development. Former LEAF Planter turned Residential Planting Programs Assistant, Amba, shares her first-hand experience of planting in new developments and explores the immense power it can have on returning beauty and nature back to newly built communities.
hot summer day in Toronto
July 24, 2024
Joel Sloggett
Did you know that planting a tree has many benefits, one of which is reducing temperatures in urban areas? Urban Heat Island (UHI) effect is having an increasingly significant impact on the temperature in urban areas. One of the best ways to help mitigate these impacts is by growing our urban forest! Read on to learn what UHI is and how you can help build a greener, more resilient community!
adult Spotted Lanternfly
July 24, 2024
Jon Curtis
A colourful, invasive pest might be closer to your neighbourhood than you think, posing a significant threat to Ontario's urban forests. Read on to learn how to identify the Spotted Lanternfly (SLF), the impact it would have on our urban forest and what you can do to prevent it from spreading.
RPP planting team measuring spacing of planting location for a red maple
July 24, 2024
Joel Sloggett
Trees need space to grow into maturity so that we can enjoy their benefits. However, the urban environment presents frequent obstacles for a growing tree. Find out how LEAF’s spacing requirements for backyard tree planting ensure that the trees we plant not only survive but thrive in harmony with their surrounding landscape long-term!
Thomas Sinclair presenting his mural at the Bathurst Station Urban Forest Demonstration Garden
June 26, 2024
Sarah Halonen
This spring, LEAF, Toronto Transit Commission (TTC), and the Canadian Healthy Communities Initiative (CHCI) held a special ceremony to unveil a stunning new art installation by Ojibway Woodland artist Thomas Sinclair at the LEAF Urban Demonstration Garden at Bathurst Station. Read on to discover what this mural means to Thomas and the powerful message of healing and hope it brings to the community.
LEAF Staff posing with a newly planted sugar maple tree
June 26, 2024
Jess Wilkin
Climate change predictions for York Region forecast a future with more rainfall, which will stress our existing stormwater management networks and put homes and properties at risk of flood damage. A partnership between the Town of Newmarket, the Regional Municipality of York and LEAF aims to reduce stormwater runoff by helping Newmarket property owners plant trees for less.
view looking up at a woodland tree canopy
June 10, 2024
Justin Lewis
Canada is often associated with vast forests and abundant natural landscapes. Despite having a wealth of trees in general, certain areas like Southern Ontario are facing a significant decline in forested areas. Since the 1800s, Southern Ontario has lost a substantial amount of forest habitat. This loss has had profound implications for both the environment and the communities that reside there.
Newly planted tree in a Neighbourhood Improvement Area
May 29, 2024
Jon Curtis
If you were to map the distribution of canopy coverage across Toronto’s neighbourhoods, you would find that it is not at all random. Some neighbourhoods have a disproportionately lower canopy cover than others. Why is this the case?
bees visiting common ninebark flowers
May 29, 2024
Justin Lewis
In our previous blogs, we explored tree and shrub species that support bees in early and mid spring. As spring turns to summer, native trees and shrubs continue to provide food for our native bees. In this blog, we will explore four of the best late-spring blooming native trees and shrubs. Keep reading to find out why bees love trees!
Mining bee on black chokeberry
May 15, 2024
Justin Lewis
In our previous blog, we explored four tree and shrub species that support bees in early spring. As spring advances and pollinator gardens burst into bloom, it's important not to overlook the ongoing significance of native trees and shrubs in the bee lifecycle. In this blog, we will explore four of the finest mid-spring blooming native trees and shrubs. Keep reading to find out why bees love trees!

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