Arizona State Parks and Trails standard or premium passes are no longer accepted at Boyce Thompson Arboretum.

The Arboretum

As Arizona's oldest and largest botanical garden, Boyce Thompson Arboretum State Park is the place to discover the intricate beauty of desert plants from around the world.

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Programs & Events

Geology Tour

Saturday, July 27 and August 24, 2019   8 a.m.

Learn about rocks and volcanic formations along our main trail on a tour with a professional geologist as your guide for a lively tour that compresses almost two billion years of geologic history.  READ MORE

Edible and Medicinal Plants Tour

Sunday, July 28 and August 25, 2019   8 a.m.

Did wind-blown pollen from jojoba shrubs prompt you to reach for the anti-histamines last month? Spring flowers on these ubiquitous shrubs should produce a crop of seeds during mid-Summer; if your only familiarity with jojoba is from skin lotion, be here Saturday afternoon to learn a few more uses for these wax-packed seeds.  READ MORE


The Gardens

Sheer mountain cliffs, a streamside forest, panoramic vistas, natural habitats with varied wildlife, a hidden canyon, and more await you in the park's specialty gardens.

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Arboretum Hours

Last admission one hour prior to closing

October – April
8:00 a.m. - 5:00 p.m.

no park entry after 4:00 p.m.

May – September
6:00 a.m. - 3:00 p.m.

no park entry after 2:00 p.m.

Arizona State Parks and Trails standard and premium annual passes are no longer accepted at the park.


Arboretum Entrance Fee

Adult (13+): $15.00
Child (5-12): $5.00
Age 4 and under: FREE