



Restoring wildlife habitat since 1989
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SPRING 2025 EVENTS​
Join us at Monarch Park. See event details and registration information below. ​​
June 7, 2025: Monarch Park - Wildflower Planting Event
SUMMER 2025 EVENTS​
Join us this summer for stewardship events. These events will be drop-in events to help us mulch, weed or water our previous planting sites. The location and details for each event will be posted two weeks before the event date. If you are planning to bring a group with more than 6 people, please contact us first to ensure that we can plan accordingly.
June 21, 2025
July 5, 2025
July 19, 2025
August 2, 2025
August 16, 2025
August 30, 2025
September 13, 2025
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FALL 2025 EVENTS​
Join us this fall for our final planting events. Registration and more details to follow in September 2025.
September 20, 2025 - Wildflower Planting Event
October 4, 2025 - Tree Planting Event
October 18, 2025: Event Set-up at Rouge National Urban Park
October 19, 2025: Tree Planting at Rouge National Urban Park​​​
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​​​​​​​Monarch Park, 99 Waterbridge Lane, Unionville
Date: Sat, June 7, 2025, 9:30 AM to 12:30 PM
Location: 99 Waterbridge Lane, Markham, ON. (near Waterbridge Lane and Juniper Crescent)
Parking: St Matthews Catholic Elementary School, 75 Waterbridge Lane, Markham, ON
Check-in: Please join us near the soccer field to check in with our volunteers at the Registration Area with your Eventbrite Ticket on your phone. ​
Activities: Tree and Wildflower Planting. 600 trees, shrubs and wildflowers will be planted.
Washrooms: A portable toilet is located next to the soccer field.
Volunteers: We are looking for 75 volunteers.
What to Wear: Long pants, sturdy footwear/boots and gardening gloves
What to Bring: Shovel, Trowel, 5-gallon bucket, bug spray, water bottle, snack
High school students: If you need volunteer hours, bring your high school form and drop it off at Registration.
Scout Badges: Will be available for $2 at Registration.
8 AM Plant Delivery: If you are available and wish to help us unload plants, please feel free to join us at 8:00 AM.
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​​Register by clicking the orange links:
Instructions for Registration
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Each adult must register and have a ticket in their own name. Please register for one "Adult 18+ Tree Planter Ticket". If you are taking part with a group, identify your "group name". If you are bringing minors under 18, identify the number of minors.
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If you are under 18, adult supervision is required. The supervising adult will identify the number of minors on their ticket. Minors under 18 do not need their own ticket.
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Planting Coaches: If you have taken the Planting Coach Training with us, please sign up as a Planting Coach! If there are no more Planting Coach tickets and you wish to attend, please contact us so that we can open up more tickets for you.
What to expect at a 10,000 Trees Event?
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All events are free and open to the public. Feel free to invite your friends and family and attend as a group!
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Events usually last 3 hours. If you are only able to make part of an event, we encourage you to sign up for another event and to allow others the opportunity to attend instead.
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Tickets are limited based on the size of the planting area and the number of trees we have available.
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We only plant native trees! Native trees support native wildlife. All trees are native to southern Ontario and are selected to mimic a native forest habitat.
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No experience is required! A 10,000 Trees volunteer will demonstrate proper tree planting technique at the start of the event.
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Bring your own shovel and a 5 gallon bucket. We will have extra shovels if you need one.
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Plant as many trees as you like. But one well-planted tree will always be better than 10 poorly planted trees. ​​
Can't make it to a planting? Support 10,000 Trees by making a donation today.

