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A group of volunteers smile for a photo in front of the invasive plants they have removed.

San Francisco Habitat Stewards

Upcoming Event Dates

Thu, Jun 18, 2026, 1:00 - 4:00pm
Thu, Jun 25, 2026, 1:00 - 4:00pm
Thu, Jul 2, 2026, 1:00 - 4:00pm

TBD

Become a Habitat Steward and help restore unique San Francisco coastal habitat.

Registration Required

Alcatraz Historic Gardens

Upcoming Event Dates

Wed, Jun 17, 2026, 8:00am - 12:00pm
Thu, Jun 18, 2026, 8:00am - 12:00pm
Wed, Jun 24, 2026, 8:00am - 12:00pm

Alcatraz Gardens

Help restore and maintain gardens once tended by the island’s military and penitentiary residents—add life, color, and vibrancy to the Rock.

Presidio Habitat Stewards

Upcoming Event Dates

Sat, Jul 11, 2026, 9:00am - 12:00pm
Sat, Jul 18, 2026, 9:00am - 12:00pm
Sat, Jul 25, 2026, 9:00am - 12:00pm

Sat, Mar 21, 2026, 9:00am - 12:00pm Sat, Mar 28, 2026, 9:00am - 12:00pm Sat, Apr 4, 2026, 9:00am - 12:00pm Sat, Apr 11, 2026, 9:00am - 12:00pm Sat, Apr 18, 2026, 9:00am - 12:00pm Sat, Apr 25, 2026, 9:00am - 12:00pm Sat, May 2, 2026, 9:00am - 12:00pm Sat, May 9, 2026, 9:00am - 12:00pm Sat, May 16, 2026, 9:00am - 12:00pm Sat, May 30, 2026, 9:00am - 12:00pm Sat, Jun 6, 2026, 9:00am - 12:00pm Sat, Jun 13, 2026, 9:00am - 12:00pm Sat, Jun 27, 2026, 9:00am - 12:00pm

TBD

Help restore natural areas and create important wildlife corridors in the Presidio of San Francisco.

(CANCELED) Presidio Habitat Stewards

Sat, Nov 28, 2026, 9:00am - 12:00pm Sat, Dec 26, 2026, 9:00am - 12:00pm Sat, Jul 4, 2026, 9:00am - 12:00pm

TBD

Help restore natural areas and create important wildlife corridors in the Presidio of San Francisco.

Invasive Plant Patrol

Wed, Jun 10, 2026, 10:00am - 2:30pm

Dipsea Trailhead

Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Registration Required

Habitat Restoration Team

Sun, Jun 21, 2026, 9:30am - 2:30pm

Bolinas Ridge at Fairfax - Bolinas Rd

Help restore and protect critical natural areas from the Marin Headlands to Bolinas Ridge.

Registration Required

Presidio Forest Stewards

Upcoming Event Dates

Fri, Jun 26, 2026, 9:00am - 12:00pm
Fri, Jul 3, 2026, 9:00am - 12:00pm
Fri, Jul 10, 2026, 9:00am - 12:00pm

Fri, Jun 25, 2021, 9:00am - 12:00pm Fri, Jul 2, 2021, 9:00am - 12:00pm Fri, Jul 9, 2021, 9:00am - 12:00pm Fri, Jul 16, 2021, 9:00am - 12:00pm Fri, Jul 23, 2021, 9:00am - 12:00pm Fri, Jul 30, 2021, 9:00am - 12:00pm Fri, Aug 6, 2021, 9:00am - 12:00pm Fri, Aug 13, 2021, 9:00am - 12:00pm Fri, Aug 20, 2021, 9:00am - 12:00pm Fri, Aug 27, 2021, 9:00am - 12:00pm Fri, Sep 3, 2021, 9:00am - 12:00pm Fri, Sep 10, 2021, 9:00am - 12:00pm Fri, Sep 17, 2021, 9:00am - 12:00pm Fri, Sep 24, 2021, 9:00am - 12:00pm Fri, Oct 1, 2021, 9:00am - 12:00pm Fri, Oct 8, 2021, 9:00am - 12:00pm Fri, Oct 15, 2021, 9:00am - 12:00pm Fri, Oct 22, 2021, 9:00am - 12:00pm Fri, Oct 29, 2021, 9:00am - 12:00pm Fri, Nov 5, 2021, 9:00am - 12:00pm Fri, Nov 12, 2021, 9:00am - 12:00pm Fri, Nov 19, 2021, 9:00am - 12:00pm Fri, Nov 26, 2021, 9:00am - 12:00pm Fri, Dec 3, 2021, 9:00am - 12:00pm Fri, Dec 10, 2021, 9:00am - 12:00pm Fri, Dec 17, 2021, 9:00am - 12:00pm Fri, Dec 24, 2021, 9:00am - 12:00pm Fri, Dec 31, 2021, 9:00am - 12:00pm Fri, Jan 7, 2022, 9:00am - 12:00pm Fri, Jan 14, 2022, 9:00am - 12:00pm Fri, Jan 21, 2022, 9:00am - 12:00pm Fri, Jan 28, 2022, 9:00am - 12:00pm Fri, Feb 4, 2022, 9:00am - 12:00pm Fri, Feb 11, 2022, 9:00am - 12:00pm Fri, Feb 18, 2022, 9:00am - 12:00pm Fri, Feb 25, 2022, 9:00am - 12:00pm Fri, Mar 4, 2022, 9:00am - 12:00pm Fri, Mar 11, 2022, 9:00am - 12:00pm Fri, Mar 18, 2022, 9:00am - 12:00pm Fri, Mar 25, 2022, 9:00am - 12:00pm Fri, Apr 1, 2022, 9:00am - 12:00pm Fri, Apr 8, 2022, 9:00am - 12:00pm Fri, Apr 15, 2022, 9:00am - 12:00pm Fri, Apr 22, 2022, 9:00am - 12:00pm Fri, Apr 29, 2022, 9:00am - 12:00pm Fri, May 6, 2022, 9:00am - 12:00pm Fri, May 13, 2022, 9:00am - 12:00pm Fri, May 20, 2022, 9:00am - 12:00pm Fri, May 27, 2022, 9:00am - 12:00pm Fri, Jun 3, 2022, 9:00am - 12:00pm Fri, Jun 10, 2022, 9:00am - 12:00pm Fri, Jun 17, 2022, 9:00am - 12:00pm Fri, Jun 24, 2022, 9:00am - 12:00pm Fri, Jul 1, 2022, 9:00am - 12:00pm Fri, Jul 8, 2022, 9:00am - 12:00pm Fri, Jul 15, 2022, 9:00am - 12:00pm Fri, Jul 22, 2022, 9:00am - 12:00pm Fri, Jul 29, 2022, 9:00am - 12:00pm Fri, Aug 5, 2022, 9:00am - 12:00pm Fri, Aug 12, 2022, 9:00am - 12:00pm Fri, Aug 19, 2022, 9:00am - 12:00pm Fri, Aug 26, 2022, 9:00am - 12:00pm Fri, Sep 2, 2022, 9:00am - 12:00pm Fri, Sep 9, 2022, 9:00am - 12:00pm Fri, Sep 16, 2022, 9:00am - 12:00pm Fri, Sep 23, 2022, 9:00am - 12:00pm Fri, Sep 30, 2022, 9:00am - 12:00pm Fri, Oct 7, 2022, 9:00am - 12:00pm Fri, Oct 14, 2022, 9:00am - 12:00pm Fri, Oct 21, 2022, 9:00am - 12:00pm Fri, Oct 28, 2022, 9:00am - 12:00pm Fri, Nov 4, 2022, 9:00am - 12:00pm Fri, Nov 11, 2022, 9:00am - 12:00pm Fri, Nov 18, 2022, 9:00am - 12:00pm Fri, Nov 25, 2022, 9:00am - 12:00pm Fri, Dec 2, 2022, 9:00am - 12:00pm Fri, Dec 9, 2022, 9:00am - 12:00pm Fri, Dec 16, 2022, 9:00am - 12:00pm Fri, Dec 23, 2022, 9:00am - 12:00pm Fri, Dec 30, 2022, 9:00am - 12:00pm Fri, Jan 6, 2023, 9:00am - 12:00pm Fri, Jan 13, 2023, 9:00am - 12:00pm Fri, Jan 20, 2023, 9:00am - 12:00pm Fri, Jan 27, 2023, 9:00am - 12:00pm Fri, Feb 3, 2023, 9:00am - 12:00pm Fri, Feb 10, 2023, 9:00am - 12:00pm Fri, Feb 17, 2023, 9:00am - 12:00pm Fri, Feb 24, 2023, 9:00am - 12:00pm Fri, Mar 3, 2023, 9:00am - 12:00pm Fri, Mar 10, 2023, 9:00am - 12:00pm Fri, Mar 17, 2023, 9:00am - 12:00pm Fri, Mar 24, 2023, 9:00am - 12:00pm Fri, Mar 31, 2023, 9:00am - 12:00pm Fri, Apr 7, 2023, 9:00am - 12:00pm Fri, Apr 14, 2023, 9:00am - 12:00pm Fri, Apr 21, 2023, 9:00am - 12:00pm Fri, Apr 28, 2023, 9:00am - 12:00pm Fri, May 5, 2023, 9:00am - 12:00pm Fri, May 12, 2023, 9:00am - 12:00pm Fri, May 19, 2023, 9:00am - 12:00pm Fri, May 26, 2023, 9:00am - 12:00pm Fri, Jun 2, 2023, 9:00am - 12:00pm Fri, Jun 9, 2023, 9:00am - 12:00pm Fri, Jun 16, 2023, 9:00am - 12:00pm Fri, Jun 23, 2023, 9:00am - 12:00pm Fri, Jun 30, 2023, 9:00am - 12:00pm Fri, Jul 7, 2023, 9:00am - 12:00pm Fri, Jul 14, 2023, 9:00am - 12:00pm Fri, Jul 21, 2023, 9:00am - 12:00pm Fri, Jul 28, 2023, 9:00am - 12:00pm Fri, Aug 4, 2023, 9:00am - 12:00pm Fri, Aug 11, 2023, 9:00am - 12:00pm Fri, Aug 18, 2023, 9:00am - 12:00pm Fri, Aug 25, 2023, 9:00am - 12:00pm Fri, Sep 1, 2023, 9:00am - 12:00pm Fri, Sep 8, 2023, 9:00am - 12:00pm Fri, Sep 15, 2023, 9:00am - 12:00pm Fri, Sep 22, 2023, 9:00am - 12:00pm Fri, Sep 29, 2023, 9:00am - 12:00pm Fri, Oct 6, 2023, 9:00am - 12:00pm Fri, Oct 13, 2023, 9:00am - 12:00pm Fri, Oct 20, 2023, 9:00am - 12:00pm Fri, Oct 27, 2023, 9:00am - 12:00pm Fri, Nov 3, 2023, 9:00am - 12:00pm Fri, Nov 10, 2023, 9:00am - 12:00pm Fri, Nov 17, 2023, 9:00am - 12:00pm Fri, Nov 24, 2023, 9:00am - 12:00pm Fri, Dec 1, 2023, 9:00am - 12:00pm Fri, Dec 8, 2023, 9:00am - 12:00pm Fri, Dec 15, 2023, 9:00am - 12:00pm Fri, Dec 22, 2023, 9:00am - 12:00pm Fri, Dec 29, 2023, 9:00am - 12:00pm Fri, Jan 5, 2024, 9:00am - 12:00pm Fri, Jan 12, 2024, 9:00am - 12:00pm Fri, Jan 19, 2024, 9:00am - 12:00pm Fri, Jan 26, 2024, 9:00am - 12:00pm Fri, Feb 2, 2024, 9:00am - 12:00pm Fri, Feb 9, 2024, 9:00am - 12:00pm Fri, Feb 16, 2024, 9:00am - 12:00pm Fri, Feb 23, 2024, 9:00am - 12:00pm Fri, Mar 8, 2024, 9:00am - 12:00pm Fri, Mar 15, 2024, 9:00am - 12:00pm Fri, Mar 22, 2024, 9:00am - 12:00pm Fri, Mar 29, 2024, 9:00am - 12:00pm Fri, Apr 5, 2024, 9:00am - 12:00pm Fri, Apr 12, 2024, 9:00am - 12:00pm Fri, Apr 19, 2024, 9:00am - 12:00pm Fri, Apr 26, 2024, 9:00am - 12:00pm Fri, May 3, 2024, 9:00am - 12:00pm Fri, May 10, 2024, 9:00am - 12:00pm Fri, May 17, 2024, 9:00am - 12:00pm Fri, May 24, 2024, 9:00am - 12:00pm Fri, Jun 7, 2024, 9:00am - 12:00pm Fri, Jun 14, 2024, 9:00am - 12:00pm Fri, Jun 21, 2024, 9:00am - 12:00pm Fri, Jun 28, 2024, 9:00am - 12:00pm Fri, Jul 12, 2024, 9:00am - 12:00pm Fri, Jul 19, 2024, 9:00am - 12:00pm Fri, Jul 26, 2024, 9:00am - 12:00pm Fri, Aug 2, 2024, 9:00am - 12:00pm Fri, Aug 9, 2024, 9:00am - 12:00pm Fri, Aug 16, 2024, 9:00am - 12:00pm Fri, Aug 23, 2024, 9:00am - 12:00pm Fri, Aug 30, 2024, 9:00am - 12:00pm Fri, Sep 6, 2024, 9:00am - 12:00pm Fri, Sep 13, 2024, 9:00am - 12:00pm Fri, Sep 20, 2024, 9:00am - 12:00pm Fri, Sep 27, 2024, 9:00am - 12:00pm Fri, Oct 4, 2024, 9:00am - 12:00pm Fri, Oct 11, 2024, 9:00am - 12:00pm Fri, Oct 18, 2024, 9:00am - 12:00pm Fri, Oct 25, 2024, 9:00am - 12:00pm Fri, Nov 1, 2024, 9:00am - 12:00pm Fri, Nov 8, 2024, 9:00am - 12:00pm Fri, Nov 15, 2024, 9:00am - 12:00pm Fri, Dec 6, 2024, 9:00am - 12:00pm Fri, Dec 13, 2024, 9:00am - 12:00pm Fri, Dec 20, 2024, 9:00am - 12:00pm Fri, Jan 3, 2025, 9:00am - 12:00pm Fri, Jan 10, 2025, 9:00am - 12:00pm Fri, Jan 17, 2025, 9:00am - 12:00pm Fri, Jan 24, 2025, 9:00am - 12:00pm Fri, Jan 31, 2025, 9:00am - 12:00pm Fri, Feb 7, 2025, 9:00am - 12:00pm Fri, Feb 21, 2025, 9:00am - 12:00pm Fri, Feb 28, 2025, 9:00am - 12:00pm Fri, Mar 7, 2025, 9:00am - 12:00pm Fri, Mar 14, 2025, 9:00am - 12:00pm Fri, Mar 21, 2025, 9:00am - 12:00pm Fri, Mar 28, 2025, 9:00am - 12:00pm Fri, Apr 4, 2025, 9:00am - 12:00pm Fri, Apr 11, 2025, 9:00am - 12:00pm

TBD

Help tend to the health of the Presidio’s historic forests.

Golden Gate Dozen Trail: 12 national park sites in one epic hike or bike ride

One trail. Twelve park icons around the Golden Gate. All in a day.

(CANCELED) Presidio Forest Stewards

Fri, Jun 19, 2026, 9:00am - 12:00pm Fri, Nov 27, 2026, 9:00am - 12:00pm Fri, Dec 25, 2026, 9:00am - 12:00pm Fri, Apr 3, 2020, 9:00am - 12:00pm Fri, Apr 10, 2020, 9:00am - 12:00pm Fri, Apr 17, 2020, 9:00am - 12:00pm Fri, Apr 24, 2020, 9:00am - 12:00pm Fri, May 1, 2020, 9:00am - 12:00pm Fri, May 8, 2020, 9:00am - 12:00pm Fri, May 15, 2020, 9:00am - 12:00pm Fri, May 22, 2020, 9:00am - 12:00pm Fri, May 29, 2020, 9:00am - 12:00pm Fri, Jun 5, 2020, 9:00am - 12:00pm

Fri, Mar 1, 2024, 9:00am - 12:00pm Wed, Mar 27, 2024, 9:00am - 12:00pm Wed, Apr 10, 2024, 9:00am - 12:00pm Wed, May 22, 2024, 9:00am - 12:00pm Fri, May 31, 2024, 9:00am - 12:00pm Wed, Jun 26, 2024, 9:00am - 12:00pm Fri, Jul 5, 2024, 9:00am - 12:00pm Wed, Jul 10, 2024, 9:00am - 12:00pm Wed, Aug 14, 2024, 9:00am - 12:00pm Fri, Nov 22, 2024, 9:00am - 12:00pm Wed, Nov 27, 2024, 9:00am - 12:00pm Fri, Nov 29, 2024, 9:00am - 12:00pm Wed, Dec 25, 2024, 9:00am - 12:00pm Fri, Dec 27, 2024, 9:00am - 12:00pm Fri, Feb 14, 2025, 9:00am - 12:00pm Fri, Jun 13, 2025, 9:00am - 12:00pm Fri, Jun 20, 2025, 9:00am - 12:00pm Fri, Jul 4, 2025, 9:00am - 12:00pm Fri, Jan 2, 2026, 9:00am - 12:00pm

TBD

Help tend to the health of the Presidio’s historic forests.