Environmentalism Events in San Antonio

Check out happening environmentalism events all around San Antonio, TX

Earth Day 2026

 Sat, 18 Apr at 10:00 am Woodlawn Lake Park

San Antonio River Basin Bioblitz 2026

 Wed, 25 Mar at 08:30 am Trueheart Ranch Nature Park

Pollinators

 Fri, 17 Apr at 09:00 am 3903 N Saint Marys St, San Antonio, TX, United States, Texas 78212

Pollinator Tea Party

 Sat, 11 Apr at 06:00 pm Confluence Park Free

Caminemos a Confluence 5k

 Sun, 29 Mar at 09:00 am Confluence Park Free

Alamo Delta Waterfowl 2nd Annual Clay Shoot

 Sat, 30 May at 11:00 am San Antonio Gun Club

Thai Omelet Fundraiser- Making Waves for Santana! 🏄🏻‍♂️

 Sun, 29 Mar at 11:00 am 6401 Broadway Ste 1 , San Antonio, TX, United States, Texas 78209

River Rodeo 2026 - Headwaters to Mission Reach - Opening Day

 Sat, 04 Apr at 09:00 am 6515 Padre Dr, San Antonio, TX 78214-2768, United States

Bexar Branches 5K & Kids Mile Run for the Trees

 Sat, 11 Apr at 07:00 am Arboretum San Antonio

City Nature Challenge 2026

 Fri, 24 Apr at 12:00 am San Antonio River Authority

Nature Walk: Phil Hardberger Park – Geology Trail – CNC 2026

 Sat, 25 Apr at 08:00 am Voelcker Homestead Trailhead Free

Wildflower Walk

 Sun, 12 Apr at 09:00 am Government Canyon State Natural Area Free

Butterfly Plants Walk & Talk

 Sat, 18 Apr at 10:00 am Phil Hardberger Park Urban Ecology Center

Raising Caterpillars

 Sat, 09 May at 09:00 am Phil Hardberger Park Ecology Center

Brothers with the Land Wellness Legacy Day

 Sun, 12 Apr at 12:00 pm Acequia Park USD 0 to 100

FULL! Wilderness Survival At The Park

 Thu, 30 Apr at 01:00 pm Pavilion 1 - Al Becken Free

5 Mile Hike

 Sat, 01 Aug at 08:00 am Phil Hardberger Park - Blanco Road Entrance Dog Park

Grab N Go: Spring Green

 Sat, 11 Apr at 09:00 am 8400 NW Military Hwy. & 13203 Blanco Road., San Antonio, TX, United States, Texas 78231

8th Annual San Antonio Student Innovation Showcase

 Thu, 07 May at 05:30 pm Durango Building Free

Whole House Water Harvesting

 Wed, 08 Apr at 06:00 pm Eco Centro Free

4th Saturday - Annual Wildflower Walk

 Sat, 23 May at 08:00 am 8400 NW Military Hwy, San Antonio, TX 78231-1900, United States

Guided Bike Ride- Pollinators

 Wed, 13 May at 09:00 am Confluence Park Free

Earth Day Celebration - Viva La Tierra

 Wed, 22 Apr at 03:00 pm Bexar County AgriLife Urban Farm Free

Guided Bike Ride- Ethnobotany

 Wed, 29 Apr at 09:00 am 2639 De Sague St, San Antonio, TX 78214 Free

Nature Walk & Nocturnal Black Light Exploration: Walker Ranch – CNC 2026

 Sat, 25 Apr at 05:00 pm Walker Ranch Park Free

Guided Bike Ride- Wildflowers

 Wed, 06 May at 09:00 am TBD Free

Headwaters 2nd Friday Birding with Tom and Patsy Inglet

 Fri, 10 Apr at 08:30 am Headwaters Sanctuary Free

Sustainable Landscaping

 Fri, 15 May at 12:00 pm Eco Centro Free

Native Plants for Pollinators

 Tue, 12 May at 05:00 pm Eco Centro Free

Grab N Go: What's Buggin' You?!

 Sat, 09 May at 09:00 am 8400 NW Military Hwy. & 13203 Blanco Road., San Antonio, TX, United States, Texas 78231

The Hot Wells Hotel and Spa

 Thu, 21 May at 06:00 pm Eco Centro Free

San Antonio EPA RRP Initial Certification – Lead Renovator Training

 Mon, 30 Mar at 08:00 am 14202 San Pedro Ave USD 280

A Journey Through San Antonio's Water History

 Wed, 17 Jun at 06:00 pm Eco Centro Free

SAMSAT CAMP: EcoEngineers [7th-12th grade]

 Mon, 06 Jul at 09:00 am SAMSAT David Monroe Education Center USD 170

SAWS GardenStyleSA WaterSaver Programs

 Fri, 08 May at 12:00 pm Eco Centro Free

Frost Shred-It Event

 Tue, 14 Apr at 10:00 am Frost Bank Bandera/1604 Financial Center

Potluck Mixer & Meditation

 Fri, 06 Feb at 07:00 pm NOURISH Healing Collective: Acupuncture and More Free

Mindfulness Mondays at Gardopia Gardens

 Mon, 14 Jul at 06:00 pm Gardopia Gardens Free

Mrs. Aline's Community Garden Volunteer Days- SATX

 Sat, 08 Mar at 09:00 am 4500 N Foster Rd Free