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Arboriculture Program

What is Arboriculture?

Caring for Trees! The ANSI (American National Standards Institute) A300 Tree Care Standard defines arboriculture as the art, science, technology, and business of commercial, public, and utility tree care. This includes planting, pruning, and disease management.  

Why Should You Apply?

Gain real skills for long-term employment in a growing industry. Growing the tree canopy in phoenix is important as trees provide shade for people, habitat for wildlife, improve air quality, and conserve water. 

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10 Weeks

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120 Hours 

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Hands-on Training + Stipend

TREEWORK IS FOR EVERYONE, however our program is intended for adults seeking to participate in the tree care industry.  We offer program participants not only expert training from leading industry professionals, but also an educational stipend equivalent to $20 an hour as well as a package of professional-grade tree care equipment. 

 This 10-week hands-on training program is a significant and strategic investment to accelerate your career advancement in the industry. Cohorts are limited to 10 participants.  Interview opportunities will be available for paid industry internships.

Program starts August 18 -October 24, 2025

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  • Monday - 7 am -10 am​

  • Wednesday - 7 am-10 am

  • Saturday - 7am-1pm

Classes Starting August 2025

Funding for this Arborist/Tree Care program is provided by the Inflation Reduction Act and the USDA Forest Service, Urban and Community Forestry Program in partnership with Arizona State University.  

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To learn more about the Shade for All Green Jobs, Greener Cities Urban Nature Project visit 

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Why Train in Arboriculture at Unlimited Potential?

Our program is designed to connect high-earning, high-opportunity employment available in tree care with highly-capable, highly-motivated individuals living in low income communities. Discover your potential with our arboricultural program.

Meet Chris!

Instructor of Arboriculture, Chris is a certified Arborist, Tree Climber, and Tree Risk Assessor among other credentials. Most of all, however, he is an advocate for trees, the industry, and the people who make it all happen. If that could be you, he wants to meet you!

Chris Geldis

he/him

Arboriculture Workforce Development Trainer 

Unlimited Potential

cgeldis@unlimitedpotentialaz.org  

cell: 614-581-9947

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