A Message From Our President

Member Spotlight

Agency Spotlight

Early Bird Registration for

the Tree Climbing Championship

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Upcoming Events

Certified Arborist Training & Review (Six Classes)

Fridays, January 30-March 6, 2026

8:00am - 3:00pm

Mesa, AZ

Learn More →

Tree Health and Visual Inspection

February 21, 2026

8:00am - Noon

Tempe, AZ

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Volunteers Needed!

Sign Up to Volunteer →

In Other Tree News

Brief

Brief But Spectacular: The Power of Trees

PBS News Hour

Kayla Stuart is a Tennessee-based urban forester who leads the organization Tree CPR to create healthier. stronger communities as climate change escalates. She shares her Brief But Spectacular take on the power of trees.

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Bare Root Trees

Arizona’s Garden Nerd explains how bare-root trees can save you money

azfamily.com

If you want trees in your yard, now’s a good time to plant bare‑root stock. A bare‑root tree is sold without soil around its roots. It’s dormant, lightweight and easier to handle, which helps roots establish faster once the tree is in the ground. 

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Native Tree of the Month

Desert Ironwood (Olneya tesota) is one of the Sonoran Desert’s most iconic and ecologically important native trees, and a true workhorse of the landscape. A slow-growing evergreen legume, ironwood can reach 30+ feet in protected washes and is easily recognized by its dense, bluish-green foliage, smooth gray bark on younger trees, and vibrant spring blooms in shades of purple, magenta, or pale pink. Blooming from late April through early summer, ironwood provides critical nectar for native pollinators, including bees, hummingbirds, and the lesser long-nosed bat, making it a keystone species and a reliable indicator of Sonoran Desert health. Its wood is famously dense (so heavy it sinks in water!) underscoring both its resilience and the challenges it presents for removal or processing. Classified as "Near Threatened", desert ironwood faces pressure from habitat loss, illegal harvesting, and invasive species, reinforcing the importance of thoughtful protection and management by Arizona’s tree care community.

Thank You to Our Annual Sponsors

Arizona Community Tree Council

70 S. Val Vista Drive, Suite A3-186

Gilbert, AZ 85296-1389 

602.354.3023 | aztrees.org | email

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