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Maricopa County Parks and Recreation: San Tan – Invasive Species Removal

San Tan Mountain Regional Park 6533 W. Phillips Rd., Queen Creek

Meet at the park’s Nature Center. Join us in removing invasive species and reducing wildfire risk in our parks. Participants will learn to identify several invasive species, their phenology and...

Free with Park Fee

Maricopa County Parks and Recreation: Estrella – Native Seed Harvest

Estrella Mountain Regional Park 14805 W. Vineyard Ave., Goodyear

Meet at the park’s Nature Center. It is time to harvest seeds! Join us for a celebration of native seeds!! As we strive to improve native biodiversity within the parks....

Free with Park Fee

Maricopa County Parks and Recreation: City Nature Challenge Hike

Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa

Join Ranger Jacque on a brief hike and use your phone to document biodiversity in the park for the City Nature Challenge global Citizen Science competition that runs April 25-28.  ...

Free with Park Fee

Maricopa County Parks and Recreation: City Nature Challenge Hike

McDowell Mountain Regional Park 16300 McDowell Mountain Park Dr. MMRP, Fountain Hills

Join Ranger Nikki on a moderate hike and use your phone to document biodiversity in the park for the City Nature Challenge global Citizen Science competition that runs April 25-28....

Free with Park Fee

Town of Gilbert: Walk with the Naturalist

Riparian Preserve at Gilbert Water Ranch 2757 E. Guadalupe Rd., Gilbert

Join the Gilbert Parks and Recreation Naturalist, Kellie Elliott, on a guided walk through the Riparian Preserve. Learn to identify some of the common plants and animals in the park...

Free

Children’s Museum of Phoenix: Flower Paintings

Children's Museum of Phoenix 215 N. 7th St., Phoenix

Be inspired by artist Georgia O’Keeffe as you observe real flowers and paint them, just in time to celebrate Earth Day and the “Earth Day Expo” Event on April 22nd...

Free with Admission

Children’s Museum of Phoenix: Wildflower Seed Bombs

Children's Museum of Phoenix 215 N. 7th St., Phoenix

Let’s celebrate Earth Day! Stop by the Children’s Garden to make your very own wildflower seed bomb to plant at home!

Free with Admission

Arizona State Parks and Trails: Daily Guided Nature Hikes at Red Rock

Red Rock State Park 4050 Red Rock Loop Rd., Sedona

Every morning, a volunteer naturalist leads a guided nature walk informing visitors about the different life zones of Red Rock State Park. The subjects discussed on this walk may include...

Free with Park Fee

Boyce Thompson Arboretum: Arbor Day Celebration

Boyce Thompson Arboretum 37615 E. Arboretum Way, Superior

Join Boyce Thompson Arboretum for our second annual Arbor Day Celebration and celebrate all things trees! The whole family can have fun with our tree-themed activities and crafts. Girl Scouts...

Free with Admission

Girl Scouts Arizona Cactus – Pine: Arbor Day Celebration (Superior)

Boyce Thompson Arboretum 37615 E. Arboretum Way, Superior

Join Boyce Thompson Arboretum for the second annual Arbor Day Celebration! Invite family and friends to participate in tree-themed activities and crafts. Girl Scouts can receive a discounted admission and...

Pima County Public Library: Earth Day at Eckstrom-Columbus Library!

Pima County Public Library - Eckstrom-Columbus Library 4350 E. 22nd St., Tucson

Join us for a Community Plant Share & the City Nature Challenge Bioblitz with Pima County Master Naturalists. Bring your plant cuttings, seedlings, seeds, and other garden-related abundance to share. What is...

Free

Watershed Management Group: Cool Tucson 5 Workshop

Watershed Management Group Living Lab and Learning Center 1137 N. Dodge Blvd., Tucson

Want to learn how YOU can have an impact as temperatures continue to increase within Tucson? Join us at the Living Lab and learn about how native plants are built...

Free