Natural

Boyce Thompson Arboretum

Pinal County, AZ

Coordinate verified

Arizona’s oldest and largest botanical garden (founded 1924) in Queen Creek canyon under Picketpost Mountain west of Superior. Living desert-plant museum, 1.5-mile main loop, and Important Bird Area status along a rare low-desert riparian corridor on US-60.

Field facts

RegionPinal County, AZ
Coordinates33.2792, -111.1583
Founded1924
Size~392 acres
LandmarkPicketpost Mountain backdrop
StatusAudubon Important Bird Area; NRHP landscape

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Public recreation data — BLM & Recreation.gov (RIDB). Verify current access, fees, and seasonal closures before traveling.

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