"Want to do a thru-hike from Sugarloaf to Hood Mountain or vice versa? Ride the Sugar-Hood Shuttle! Shuttle also offered on Saturday, September 5. How it works: Every half hour, our Shuttle will leave from either Sugarloaf Ridge State Park's Visitor Center (making a brief stop at the Goodspeed parking lot) or Hood Mountain Regional Park’s Pythian Rd parking lot (with a brief stop at the equestrian lot). Make a reservation to ride to the other end of the trail and begin your hike, or hike and ride back. We recommend riding first and hiking back to your car afterward– no worries about how long you take to finish your adventure. The hike should take 3½ to 4½ hours depending on your pace; the distance is about 7.4 miles one-way with approximately 2,300ft of elevation gain. " Details: SugarShuttle: Sugarloaf ↔ Hood Mtn, Pythian Rd 9/6/2026

"Join LandPaths and our partner at Sonoma County Ag + Open Space for a free, self-guided adventure at Rancho Mark West. The first Saturday and Sunday of the month, Rancho Mark West will be open to the public from 9am to 2pm. Please arrive by 2pm latest and return to your cars by no later than 3:30pm. Explore the trails that meander through […]

"Join us for a rare opportunity to hear distinguished scholars from Japan present their research exploring the lives and relationships that connected Jack London with Japanese immigrants in early twentieth-century California. This special presentation examines the remarkable stories of Yoshimatsu Nakata, who worked alongside Jack London at Beauty Ranch and aboard the Snark, and Kanae Nagasawa, […]

"This Labor Day, join a naturalist-led exploration of the remarkable work happening throughout the landscape at Jack London State Historic Park. From nature’s architects and engineers to recyclers, pollinators, and cleanup crews, wildlife is constantly working behind the scenes to keep the ecosystem thriving. Along the way, we’ll also explore the important work people do […]

"Come to the park for a peaceful hike through the woods on Monday, September 7! Join our Docents on this fun family hike that is good for all ages, where you will learn about Sugarloaf Park, its plants, animals, and history. " Details: Family Hike 9/7/2026

"Help California Native Plant Society restore Doran Park by removing invasive ice plant, which threatens native species and Snowy Plover habitat. The group meets each Wednesday. To sign up, text Jan Lochner, CNPS invasive plant co-chair, at 707-569-4724." Details: Event Registration | Sonoma County Parks

"Acoustic Sunsets returns for its third season!  From May 6 through September 16, the Garden extends its hours Wednesday evenings until 8:00 pm. Each evening features live music by Bay Area musicians in our outdoor amphitheater from 5:30–7:30 pm. Guests are invited to bring picnics and well-behaved dogs on leash, enjoy wine tastings with local vintners, and unwind in the […]

"Stewards invites you to join Deneene Bell for a 60 minute, all-levels yoga and meditation in the redwoods. Pre-registration is required. Deneene will be leading the group in at the Redwood Forest Theater, in Armstrong Redwoods. As you enter this sacred space, the dappled sunlight filtering through the canopy creates a tranquil ambiance, inviting you […]

"Help our native plant garden flourish while connecting with community and nature. Volunteers play a vital role in keeping the Laguna Environmental Center beautiful and thriving. Typical tasks include planting, pruning, weeding, and spreading wood chips—there’s always something rewarding to do!" Details: Native Plant Garden Volunteer Day at the Laguna Environmental Center Tickets, Friday, September […]

"The Sonoma Native Plant Nursery is open to the public every Friday from 12:00-3:00 pm! On average, the nursery maintains over 50 native plant species, to help local gardeners create and maintain drought tolerant and pollinator-friendly gardens and landscapes! For questions, email garden@sonomaecologycenter.org."

"As summer is winding down, fledgling birds have left their nest. It’s time for us Laguna Stewards to come out and tend the land again. Our first workday of the season will be part of Latino Conservation Week. We will be meeting at the Highway 12 entrance of the Laguna de Santa Rosa Trail and walk a short […]

"Join us for a fun morning of birding at a tidal wetland! Bird and nature enthusiasts of all ages and abilities are welcome to join us on September 12th for an exciting morning of birding at the Novato Baylands (Hamilton Wetlands)! Anyone is welcome to join, including families with young children, small groups, those with […]

"Harvest Markets take place every Saturday, 9:00 am-1:00 pm. The Harvest Market is a great place to pick up produce, flowers, and eggs harvested from our 6.1 acre sustainable garden. We also sell local honey and olive oil. The market accepts credit cards and Apple Pay. Remember to bring your reusable shopping bag!"  

"Come join a special bioblitz on the Santa Rosa Southeast Greenway that celebrates both CA Biodiversity Day and Latine Heritage Month. Participants will get the latest update regarding the new Southeast Greenway Park that will stretch from Farmers Lane to Spring Lake Regional Park. After we get an orientation on how to use iNaturalist we will wander […]

"Amid a fast-moving and often overwhelming world, Redwoods Reset offers a gentle invitation: come walk slowly beneath the canopy of ancient trees. This 2.5-hour contemplative experience—rooted in nature connection, gentle movement, and quiet reflection—is designed for adults seeking space to breathe, ground, and reconnect with nature, with stillness, with kindreds, and with their own inner […]

"Explore the Petaluma River by boat through Friends’ FREE Boating at the Barn program. Use our fleet of kayaks, canoes and stand-up-paddleboards to have your own River adventure and see the Petaluma River as you never have before. " Details: Boating at the Barn — Friends of the Petaluma River

"Want to count birds and raise funds for conservation? Join Point Blue Communications Director Lishka Arata for a morning hour of birding information and inspiration! Learn the what, how, why, and why not of the 48th Annual Rich Stallcup Point Blue Bird-A-Thon; get tips on binocular use; and do a little virtual birding from Point […]

"Help California Native Plant Society restore Doran Park by removing invasive ice plant, which threatens native species and Snowy Plover habitat. The group meets each Wednesday. To sign up, text Jan Lochner, CNPS invasive plant co-chair, at 707-569-4724." Details: Event Registration | Sonoma County Parks

"These recurring workdays focus on whatever needs attention in the park. There will usually be litter to pick up, and sometimes there are other priorities: trail maintenance, park infrastructure repair, and more. All tools, gloves, and materials supplied. Snacks, refreshments and additional support of Regional Parks’ volunteer programs generously provided by Sonoma County Parks Foundation: https://www.sonomacountyparksfoundation.org/. […]

"Acoustic Sunsets returns for its third season!  From May 6 through September 16, the Garden extends its hours Wednesday evenings until 8:00 pm. Each evening features live music by Bay Area musicians in our outdoor amphitheater from 5:30–7:30 pm. Guests are invited to bring picnics and well-behaved dogs on leash, enjoy wine tastings with local vintners, and unwind in the […]

"Experience the healing power of nature while creating art in the parks. Spend an evening outside overlooking the rolling hills of Shiloh Ranch Regional Park as we paint a fall landscape together. Bring a beverage of your choice. Light refreshments and all materials will be provided. This program is led primarily in English by bilingual […]

"If you’ve wanted to explore local waterways by kayak but didn’t know where to start, this is your opportunity! Learn the basics of Sit-on-Top kayaks, how to handle your paddle, propel yourself forward and backward, turn, and become comfortable on the water. All ability levels are welcome. Registration required." Details: Event Registration | Sonoma County […]

"Join All Hands Ecology School Programs Manager Liz Martins and Bouverie Preserve Resource Ecologist Jennifer Potts at this community event hosted by Donn Dobkin Photography. ​I know people say this all the time, but we really mean it: Get ready for a memorable experience. You’re about to become part of an engaging and inspiring event, […]

"Join knowledgeable volunteer Garden Guides for special tours of Spirit Guides at Sonoma Botanical Garden on select Saturdays during the run of the exhibition. Experience the updated entrance to our California Oaks Trail and discover the vibrant, monumental sculptures by Jacobo and María Ángeles, hearing stories about the works’ cultural inspirations, symbolic meanings, and connections […]

"The Sonoma Native Plant Nursery is open to the public every Friday from 12:00-3:00 pm! On average, the nursery maintains over 50 native plant species, to help local gardeners create and maintain drought tolerant and pollinator-friendly gardens and landscapes! For questions, email garden@sonomaecologycenter.org."

"You are invited to join LandPaths in caring for the beautiful lands of Sonoma County on this forestry day. Tending to our forests is vital for habitat creation and retention, ecosystem biodiversity, wildfire resilience, and most important, it's fun! Our goals include learning how to gauge forest health, how to safely prune and fell trees, […]

"LandPaths' two-acre farm and community hub in the heart of Roseland welcomes you! Lend a hand to help Bayer Farm thrive and build a positive community spirit. Garden tasks vary with the season: prepping beds with compost, planting organic vegetable starts, harvesting vegetables, pruning fruit trees, and more! Everyone is welcome! " Details: Volunteer Garden […]

"Join us for the rare opportunity to connect with the land at Bouverie Preserve in the Sonoma Valley — 535 acres of mixed evergreen forest, riparian woodland, and chaparral. The preserve is home to a rich combination of plants and animals, including 130 species of birds, 350 species of flowering plants, and numerous large mammals […]

"Sponsored by the Sonoma County Parks Foundation, advance tickets are on sale August 1 through September 18: $8 per dog for Regional Parks members and $12 per dog for non-members. September 19 and later, online or at-the-door tickets are $10 per dog for members and $15 per dog for non-members. A Water Bark Season Pass is […]

"Explore the Petaluma River by boat through Friends’ FREE Boating at the Barn program. Use our fleet of kayaks, canoes and stand-up-paddleboards to have your own River adventure and see the Petaluma River as you never have before. " Details: Boating at the Barn — Friends of the Petaluma River

"Take a walk at historic Glen Oaks Ranch in Sonoma Valley! We’ll learn about the wildlife corridor, fire ecology and more as we traverse a variety of habitats. Join Sonoma Land Trust and Ag + Open Space for a hike at Glen Oaks Ranch — an historic ranch located in Sonoma Valley near Glen Ellen." […]

"Love gardening but short on space? Discover how to grow vibrant native plants in containers! Perfect for apartment dwellers, beginners, and anyone interested in making a lasting connection with plants. Join the Laguna de Santa Rosa Foundation, California Flora Nursery, and Sonoma County Ag + Open Space for a fun, hands-on workshop where you'll learn how to create […]

"Help California Native Plant Society restore Doran Park by removing invasive ice plant, which threatens native species and Snowy Plover habitat. The group meets each Wednesday. To sign up, text Jan Lochner, CNPS invasive plant co-chair, at 707-569-4724." Details: Event Registration | Sonoma County Parks

"Join us for a fun and informative presentation with Lynnette Bower, Nursery Chair of the California Native Plant Society’s Milo Baker Chapter, as she helps you prepare for fall planting. Learn about Sonoma County’s native flora and get a preview of the plants that will be available at the upcoming plant sale." Details: Get Your Garden […]

"Let's paddle! We're calling all seniors to join us for this special kayak exploration of Spring Lake's aquatic ecosystem. We’ll experience a peacefully paced paddle around the lake, taking time to socialize while out on the water. Instruction available. Registration required." Details: Event Registration | Sonoma County Parks

"You are invited to join us in caring for the beautiful lands of Sonoma County on this forestry day. Tending to local forests is vital for habitat creation and retention, ecosystem biodiversity, wildfire resilience, and most important, it's fun! Our goals include learning how to gauge forest health, how to safely prune and fell trees, […]

"The Sonoma Native Plant Nursery is open to the public every Friday from 12:00-3:00 pm! On average, the nursery maintains over 50 native plant species, to help local gardeners create and maintain drought tolerant and pollinator-friendly gardens and landscapes! For questions, email garden@sonomaecologycenter.org."

"Get your hands dirty and show some love for the Garden! Under the direction of Harper Adams from the SBG Horticulture Team, we'll weed, mulch and get our hands dirty. Join us for an early morning of maintenance gardening. All tools and training will be provided, so whether you’re a seasoned gardener or a beginner, […]

"New to birding or just curious to try it out? Learning how to look for and identify birds can feel a little overwhelming. Stewards of the Coast and Redwoods is pleased to support your birdwatching journey by hosting Birding at Bodega Dunes with Teresa and Miles Tuffli who love helping bird-curious beginners venture out to […]

"Some people who birdwatch are hardcore listers, birding from dawn till dusk to the ends of the earth to get that one rare bird. Others just like to dabble. This walk is for that second group but welcomes anyone from listers to brand newbies. You’ll be surprised at the number of birds you can observe […]

"Sponsored by the Sonoma County Parks Foundation, advance tickets are on sale August 1 through September 18: $8 per dog for Regional Parks members and $12 per dog for non-members. September 19 and later, online or at-the-door tickets are $10 per dog for members and $15 per dog for non-members. A Water Bark Season Pass is […]

"Explore the Petaluma River by boat through Friends’ FREE Boating at the Barn program. Use our fleet of kayaks, canoes and stand-up-paddleboards to have your own River adventure and see the Petaluma River as you never have before. " Details: Boating at the Barn — Friends of the Petaluma River

"The practice of Forest Therapy has been shown to improve health and well-being. Have you heard about “Shinrin-yoku” or “forest bathing”? Here is an opportunity to take a walk and experience the practice for yourself. Learn techniques to maximize the health benefits and stress reducing qualities of this walking practice. Shinrin-yoku originated in Japan and is gaining popularity in the United States for its documented health benefits. […]

"Have you been curious about kayaking in the wildlife-rich Russian River estuary and wanted a guide? This is your chance to learn about the water and wildlife of the estuary with the skilled guidance of the staff of Water Treks Eco Tours, in collaboration with Stewards. Come share a few hours on the water with […]

"Enjoy guided bird-watching walks suitable for all levels of experience. Although these leisurely walks don't cover much distance, you’ll see and learn something new each time. Bring your binoculars or borrow a pair from us. Registration recommended but not required." Details: Event Registration | Sonoma County Parks

"Help California Native Plant Society restore Doran Park by removing invasive ice plant, which threatens native species and Snowy Plover habitat. The group meets each Wednesday. To sign up, text Jan Lochner, CNPS invasive plant co-chair, at 707-569-4724." Details: Event Registration | Sonoma County Parks

"The California grasslands of today are quite different than they used to be. Join Devii Rao for this presentation where you will learn about their transition from native plant species to being dominated by non-native plants. We’ll look at the ecological importance of California grasslands and the role of livestock grazing in controlling weeds, reducing […]