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Pima County Parks and Recreation: Signs of the Season Phenology Walk

Pima County Public Library - Wheeler Taft Abbett Sr. Library 7800 N. Schisler Dr., Tucson

Join us for a stroll along the Santa Cruz River to discover the seasonal rhythm of the desert. Phenology is nature’s calendar – the timing of annual life-cycle events that...

Free

The University of Arizona: Trees Around the World Guided Tour

The University of Arizona Main Campus 1200 E University Blvd, Tucson

This tour takes you on a journey around the UA Campus—and around the world! We will visit trees from Asia, the Mediterranean, South America and many other places, including our...

Free

Pima County Parks and Recreation: Living River Ramble

Pima County Public Library - Wheeler Taft Abbett Sr. Library 7800 N. Schisler Dr., Tucson

Take a guided stroll to learn about the ecology and history of the Santa Cruz River. Take a guided stroll along the Chuck Huckelberry Loop to see a desert river...

$5.00

McDowell Sonoran Conservancy: Mistletoe and Holly – Educational Hike

McDowell Sonoran Preserve - Brown’s Ranch Trailhead 30301 N. Alma School Rd., Scottsdale

What do desert plants and animals have to do with the holidays? Join us on an easy hike and discover the hidden, festive desert connections. 3 miles over about 2.5...

Free