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  • Boyce Thompson Arboretum State Park

    • Attractions
    37615 E. U.S. Hwy. 60
    Superior, AZ 85273
    (520) 689-2811
    (520) 689-5858 (fax)
    • About

      The Arboretum is an Arizona State Park located at Highway 60 milepost #223 near the historic copper mining town of Superior, 55 miles due east of Phoenix. Through the University of Arizona, the Boyce Thompson Southwest Arboretum was established on a portion of 400 acres. The initial mission of the Arboretum was to study the plants of desert countries and to make the results available to the public.