Events
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Sep. 19, 2026Abel De Luna Community Center
Healdsburg Repair Fair
Reuse Alliance
10:00 am - 1:00 pm -
Sep. 19, 2026Windsor Regional Library
Native Plant Seed Propagation
Town of Windsor and Habitat Corridor Project
10:30 am - 12:30 pm -
Sep. 19, 2026Multiple Sites around Russian River Watershed
Russian River Watershed Cleanup Day
Russian Riverkeeper
8:30 am - 1:00 pm -
Sep. 20, 2026Flat Rock Park
Guided Nature Walk on Santa Rosa Creek
City of Santa Rosa
9:00 am - 11:00 am -
Sep. 22, 2026Laguna de Santa Rosa Foundation
Community in Bloom: Container Planting with California Native Plants
Ag + Open Space
6:30 pm - 8:30 pm -
Sep. 26, 2026Petaluma Regional Library
Right Plant, Right Place Fall Workshop
Daily Acts and City of Petaluma
11:00 am - 12:30 pm -
Sep. 26, 2026Grace Pavilion at Sonoma County Fairgrounds
Reuse Bazaar
Reuse Alliance and City of Santa Rosa
8:00 am - 3:00 pm -
Sep. 27, 2026Rincon Valley Regional Library
All About Native Oaks: A Keystone Species
UC Master Gardener Program of Sonoma County
2:00 pm - 3:30 pm -
Sep. 30, 2026Webinar
Water Year Webinar
Sonoma Water
12:00 pm - 1:00 pm -
Oct. 03, 2026Sonoma Garden Park
Harvest Festival
Sonoma Ecology Center
10:00 am - 3:00 pm -
Oct. 03, 2026Cavanagh Recreation Center
Fire & Water-wise Landscaping Workshop
Daily Acts and City of Petaluma
9:30 am - 11:30 am -
Oct. 03, 2026Windsor Senior Center
Windsor Creek Walk and Talk
Town of Windsor and California Native Plant Society Milo-Baker Chapter
10:00 am - 12:00 pm
Healdsburg Repair Fair
1557 Healdsburg Avenue, Healdsburg, CA, USA
Sep. 19, 2026 10:00 am | Sep. 19, 2026 1:00 pm
Reuse Alliance
Do you have a lamp, small appliance, textile, or bike in need of repair? Bring it to the Repair Fair! Volunteers and specialized repair professionals will be on-hand to repair* your items. Please stay with your item while it’s being fixed, so you can learn tips for future maintenance, how to shop for repairable goods, and even how to repair things yourself! If you’d like to bring an item to repair, please register the item here. (Pre-registering allows them to prepare for your item!) This event will also include a Clothing Swap! Bring clothing and accessories to share and take home something new-to-you.…
more info registerNative Plant Seed Propagation
Windsor Regional Library, Old Redwood Highway, Windsor, CA, USA
Sep. 19, 2026 10:30 am | Sep. 19, 2026 12:30 pm
Town of Windsor and Habitat Corridor Project
Russian River Watershed Cleanup Day
Sep. 19, 2026 8:30 am | Sep. 19, 2026 1:00 pm
Russian Riverkeeper
40th Annual Russian River Watershed Cleanup Day September 19th, 2026 Join Russian Riverkeeper in their annual tradition of gathering together and showing the river some love by helping remove the trash and plastic pollution that has been accumulating since their last cleanup. In 2025, 520 volunteers cleaned up 13 tons of trash in a single day! All volunteers get a special commemorative t-shirt! Signups are now open and will fill up fast! Last day to signup is September 15th and 11:59pm Feel free to contact Ariel Majorana with questions.
more info registerGuided Nature Walk on Santa Rosa Creek
Flat Rock Park, Flat Rock Circle, Santa Rosa, CA, USA
Sep. 20, 2026 9:00 am | Sep. 20, 2026 11:00 am
City of Santa Rosa
Join naturalists for a guided, picturesque walk along the beautiful upper reaches of Santa Rosa Creek. You’ll learn about the fascinating history of the region, dive into the wonders of the plant world, look for birds and wildlife, and observe several different stages of creek restoration that are improving the creek and riparian (streamside) habitat. Footing is relatively flat but may be uneven along the way. For many people, this tour will allow discovery of a hidden jewel right in your backyard. If you already know this site, you’ll discover new facets that make it even more beautiful. Most appropriate…
more info registerCommunity in Bloom: Container Planting with California Native Plants
900 Sanford Rd, Santa Rosa, CA, USA
Sep. 22, 2026 6:30 pm | Sep. 22, 2026 8:30 pm
Ag + Open Space
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 Ag + Open Space for a fun, hands-on, in-person workshop.
more info registerRight Plant, Right Place Fall Workshop
100 Fairgrounds Drive, Petaluma, CA, USA
Sep. 26, 2026 11:00 am | Sep. 26, 2026 12:30 pm
Daily Acts and City of Petaluma
Ready to turn your front yard into a water-wise native habitat garden? Join Daily Acts, in partnership with the City of Petaluma, to gain the knowledge and confidence to design a beautiful landscape that supports local pollinators, provides habitat, conserves water (and looks great doing it). This event is an extension of the City of Petaluma’s Mulch Madness Program, which provides eligible Petaluma residents with FREE sheet mulching materials/delivery and the opportunity to receive free plants if participants complete all requirements including attending this workshop. Petaluma residents are encouraged to check the program requirements and apply. While participation in the Mulch Madness program is…
more info registerReuse Bazaar
1350 Bennett Valley Road, Santa Rosa, CA, USA
Sep. 26, 2026 8:00 am | Sep. 26, 2026 3:00 pm
Reuse Alliance and City of Santa Rosa
Santa Rosa residents, do you have good-conditioned furniture, clothes, or small appliances that you have been meaning to get rid of? Were you interested in looking for some free home items? Or do you want to learn some furniture repair tips? Come to the Santa Rosa Reuse Bazaar on September 26, at Grace Pavilion at the Sonoma County Fairgrounds! Drop-off times are 8:00 a.m. to 11:00 a.m. Free Shopping times are 12:00 p.m. to 3:00 p.m.
more info registerAll About Native Oaks: A Keystone Species
6959 Montecito Blvd-Rincon Valley Regional Library, Santa Rosa, CA, USA
Sep. 27, 2026 2:00 pm | Sep. 27, 2026 3:30 pm
UC Master Gardener Program of Sonoma County
Join Master Gardener April Lynch for a virtual walk amongst the Northern California native oaks. Follow her footsteps through chaparral, woodlands, and forests for up close and personal lessons featuring our magnificent native oak trees and shrubs. Learn about the family tree, view microscopic oak flowers, and discover the amazing variety of acorns, leaves and more in this colorful presentation. The high-definition collection of photographs that she took over a 17-year period is arranged in a meaningful, artistic fashion for your education and enjoyment. April will discuss the role the oak plays as a keystone species. A keystone species is an…
more info registerWater Year Webinar
Sep. 30, 2026 12:00 pm | Sep. 30, 2026 1:00 pm
Sonoma Water
Sonoma Water’s Water Year Update: Water Year Wrap-up webinar offers a concise look at the past water year’s rainfall, current reservoir conditions and what they mean for water supply and flood protection. The presentation will look at how Lake Mendocino and Lake Sonoma are performing, how the Forecast-Informed Reservoir Operations program is shaping real-time decisions and what to expect going into the next water year with a very strong El Niño. Register for the webinar at https://scwa-ca-gov.zoom.us/webinar/register/WN_RAcUjP8hRtKBjXjMyWF2JA. Speakers: • Rebecca Hermosillo, Chair, Sonoma Water Board of Directors • Jeanine Jones, Consultant, Sonoma Water • Nick Malasavage, Chief, Operations and Readiness Division, U.S. Army Corps of Engineers…
more info registerHarvest Festival
Sonoma Garden Park, 7th Street East, Sonoma, CA, USA
Oct. 03, 2026 10:00 am | Oct. 03, 2026 3:00 pm
Sonoma Ecology Center
Sonoma Ecology Center’s annual Harvest Festival is a joyful, family-friendly gathering that brings our community together in one of Sonoma’s most beloved green spaces. The Harvest Festival is held at Sonoma Garden Park, a community garden and public oasis just a few minutes from downtown Sonoma, stewarded by Sonoma Ecology Center. The festival features a full day of local music, hands-on workshops, kid-friendly activities and farm games, delicious local food and beverages, a pickle-making competition, and immersive nature experiences for all ages. Come connect with neighbors, experience the magic of autumn at the park, and support the ongoing care of…
more info registerFire & Water-wise Landscaping Workshop
426 8th Street, Petaluma, CA, USA
Oct. 03, 2026 9:30 am | Oct. 03, 2026 11:30 am
Daily Acts and City of Petaluma
Fire & Water-Wise Landscaping Workshop with Jennifer Roberts of the Resilient Landscapes Coalition Fire-wise Design: Best practices & Defensible Space Water-Wise Design: Swales, Rain Tanks, & Rain gardens Native & Climate Appropriate Plant Selection Landscaping Design and Maintenance Whether you’re looking to: comply with state/county fire regulations protect where you live garden with less water learn about native plants better utilize rain and stormwater build habitat .….this workshop can help!
more info registerWindsor Creek Walk and Talk
9231 Foxwood Drive, Windsor, CA, USA
Oct. 03, 2026 10:00 am | Oct. 03, 2026 12:00 pm
Town of Windsor and California Native Plant Society Milo-Baker Chapter
Join to celebrate fall and what is happening in the neighborhood along Windsor Creek! Talk about Windsor Creek’s place in the Russian River Watershed Identify native and non-native plants along the creek, and share restoration stories Get an update on the broom removal project started in fall of 2025, see the project areas and look for any changes
more info register