Trees Are Cool

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Help Us Grow A Cooler Community 

The Trees Are Cool Initiative set a goal of planting one million trees by 2050, and we encourage everyone – residents, businesses, and community groups – to get involved in planting and recording trees so we can maintain and grow a cooler, healthier, and more resilient community for generations to come.


Upcoming Tree Events

Get free trees from the City of Mesa or SRP to reduce heat around your home!

Other Opportunities: 

  • Trees Are Cool Presents: Get Answers, Get Planting - Learn the benefits of trees, chat with an arborist, get tree buying tips and learn about tree care.  

    Join us on October 3 from 8 to 9:30 a.m. at Emerald Park, 1455 S Harris Dr, Mesa. This month's session will include a demonstration of Green Stormwater Infrastructure, which uses natural systems to manage rainwater. 

  • Mark your calendar for a Community Tree Planting event - Saturday, October 25 at Reed Park, 1631 E Broadway Rd. Event check-in starts at 7:30 a.m. After a short presentation, volunteers will plant up to 120 trees and have an opportunity to learn more about Mesa's Urban Forest Program. Register here: English | Español
  • Tree Stewards Program -The Arizona Sustainability Alliance is offering a free, two-part Urban Forestry workshop! You'll learn about tree care, identification, pests and diseases, and how to advocate for a healthier urban forest. The program includes hands-on learning and wraps up with a cohort-led tree planting to put your new skills into action. You don’t need to be a Mesa resident to join — everyone is welcome! 

    Interested in getting involved or learning more? The next Cohort of Tree Stewards will take place in Spring 2026. Follow this link or reach out to Program Manager Ashley Lucas at ashley@azsustain.org for more information.


Tree Planting Priority Map

The interactive map below illustrates tree planting priority areas by census block. It was created by analyzing 2024 tree canopy data. Click on the census blocks to view the percent canopy cover and the associated environmental benefits. Use the tools in the top right to view additional reference layers.