• The Marin Open Garden Project encourages residents to bring their excess backyard-grown fruit and vegetables to the following locations for exchange with other gardeners on Saturdays: Mill Valley, 9:30 to 10:30 a.m. near the East Street parking area in Boyle Park and 10 to 11 a.m. in Volunteer Park at Melrose and Evergreen; Novato, 9 to 10 a.m. on the lawn at the Novato Unified School District at 1015 Seventh St.; San Anselmo, 9 to 10 a.m. on the lawn at Town Hall at 525 San Anselmo Ave.; San Rafael from 9:30 to 10:30 a.m. in Sun Valley Park at K and Solano streets, and 1 to 2 p.m. at the Marinwood Farmers Market at Marinwood Avenue and Miller Creek Road. go to open gardenproject.org or email .

• Farlan Salzmann and Steve Rau teach “Plant Propagation” at 10 a.m. Sept. 10 at Sloat Garden Center at 401 Miller Ave. in Mill Valley (388-0365) and at 1 p.m. Sept. 10 at Sloat Garden Center at 2000 Novato Blvd. in Novato (897-2169). $5.

• Linda and Norma Novy, the Soil Sisters, offer a two-part organic gardening and soil workshop from 10 a.m. to 2 p.m. Sept. 10 and from 10 a.m. to 3 p.m. Sept. 17 in Fairfax. $150. Call 499-9409 or email to register. go to gardenwith thesoilsisters.com for details.

• West Marin Commons offers a weekly harvest exchange at 1:30 p.m. Saturdays at the Livery Stable gardens on the commons in Point Reyes Station. go to westmarincommons.org.

• The Marin County Outdoor Antique Market, with antiques, collectibles, books, jewelry, art, rugs and vintage furniture, is from 9 a.m. to 3 p.m. Sept. 11 in the parking lot of the Marin County Veterans Memorial Auditorium at 10 Avenue of the Flags in San Rafael. Free. Call 383-2552 or go to golden gateshows.com.

• a self-guided tour of backyard chicken coops in the Pleasant Valley neighborhood of Novato is from 11 a.m. to 4 p.m. Sept. 11. $10. go to pvcooptour.com for reservations and directions.

• The Marin Organic Glean Team is seeking volunteers to harvest extras from the fields for the organic school lunch and gleaning program from 4 to 6 p.m. Mondays at various farms. Call 663-9667 or go to marinorganic.org.

• Volunteers are sought to help in Golden Gate National Parks Conservancy nurseries at from 1 p.m. to 4 p.m. Tuesdays at Tennessee Valley, 10 a.m. to 1 p.m. Wednesdays at Muir Woods or 1 p.m. to 4 p.m. Wednesdays or 9 a.m. to noon Saturdays in the Marin Headlands. Call 561-3077 or go to parks conservancy.org/volunteer.

• a panel of consulting rosarians will answer questions at a meeting of the Marin Rose Society at 7:30 p.m. Sept. 13 in the Livermore Room at the Marin Art & Garden Center at 30 Sir Francis Drake Blvd. in Ross. $5 for nonmembers. Call 457-6045.

• Volunteer hours are 8:30 a.m. to 12:30 p.m. Wednesdays and from 8:30 a.m. to 4:30 p.m. Fridays at the Indian Valley Organic Farm at 1800 Ignacio Blvd. in Novato. Call 720-2051 or go to indianvalleyfarm.org.

• Navdanya founder Vandana Shiva speaks about preserving native seeds and protecting the diversity of living resources at 7 p.m. Sept. 14 in Angelico Hall at Dominican University at 50 Acacia Ave. in San Rafael. a reception is from 5 to 7 p.m. in the university’s Creekside Room. $20 for the talk only; $45 for reserved seating and reception. Call 663-1542 or go to pointreyesbooks.com or marinorganic.org.

• Growing Excellence in Marin (GEM), a program providing horticultural vocational training for Marin residents with disabilities, has a weekly plant sale from 9 a.m. to 4 p.m. Fridays at 2500 Fifth Ave. in San Rafael. Items offered include garden plants, potted plants, cut flowers and microgreens. Call 226-8693 or email .

• The SPAWN (Salmon Protection and Watershed Network) native plant nursery days are from 10 a.m. to 1 p.m. Fridays and weekends. Call 663-8590, ext. 118, or email to register and for directions.

• “How to Winterize Your Succulent Garden,” a talk, demonstration and work party with Jessica Wasserman of Marin Master Gardeners, is from 9 a.m. to 1 p.m. Sept. 17 in the succulent garden at the Falkirk Cultural Center at 1408 Mission Ave. in San Rafael. $5. Call 454-3077 or email .

• Elise Loveday-Brown teaches “Late Summer/Fall Vegetable Gardening” at 10 a.m. Sept. 17 at Sloat Garden Center at 2000 Novato Blvd. in Novato (897-2169) and at 1:30 p.m. Sept. 17 at Sloat Garden Center at 401 Miller Ave. in Mill Valley (388-0365). $5.

• The 26th annual Sausalito Floating Homes Tour is from 11 a.m. to 4 p.m. Sept. 17 at 20 floating residences starting at Kappas marina Green on Gate six Road. Shuttles run to and the event from the Gateway Shopping Center at 100 Donahue St. in Marin City. $35 to $40. Call 332-1916 or go to floating homes.org.

• Marin Master Gardeners and the Marin Municipal Water District offer free residential bay-friendly garden water walks and health consultations through Oct. 15 to help homeowners identify water-saving opportunities and soil conservation techniques for their landscaping. Call 499-4204 to request a visit to your property.

• Marin Open Garden Project (MOGP) volunteers are available to help Marin residents glean excess fruit from their trees for donations to local organizations serving people in need and to build raised beds to start vegetable gardens through the MicroGardens program. MGOP also offers a garden tool lending library. go to opengarden project.org or email .

• The Conservatory of Flowers, at 100 John F. Kennedy Drive in Golden Gate Park, displays permanent galleries of tropical plant species as well as changing special exhibits from 10 a.m. to 4:30 p.m. Tuesdays through Sundays. $2 to $7; free on first Tuesdays. Call 831-2090 or go to conservatoryof flowers.org.

• The San Francisco Botanical Garden Society, at Ninth Avenue and Lincoln Way in Golden Gate Park, offers several ongoing events. Call 661-1316 or go to sfbotanicalgarden.org.

Free docent tours leave from the Strybing bookstore near the main gate at 1:30 p.m. weekdays, 10:30 a.m. and 1:30 p.m. weekends; and from the Friend Gate at the north entrance at 2 p.m. Wednesdays, Fridays and Sundays. Groups of 10 or more can call ahead for special-focus tours.

• Chileno Valley Ranch offers U Pick organic apple, pear and tomato picking from 10 a.m. to 4 p.m. Sundays in fall at 5105 Chileno Valley Road in Petaluma. $6 per vehicle plus the cost of food. Call 707-765-6664 for reservations. go to chilenobnb.com for directions and details.

• Cornerstone Gardens is a permanent, gallery-style garden featuring walk-through installations by international landscape designers on nine acres at 23570 Highway 121 in Sonoma. Free. Call 707-933-3010 or go to cornerstonegardens.com.

• Cottage Gardens’ annual fall plant sale is through Oct. 2 at 3995 Emerald Drive in Petaluma. Call 707-778-8025 or go to cottagegardensofpet.com.

• Garden Valley Ranch rose garden is open from 10 a.m. to 5 p.m. Wednesdays through Sundays at 498 Pepper Road in Petaluma. Self-guided and group tours are available. $2 to $10. Call 707-795-0919 or go to gardenvalley.com.

• The Luther Burbank Home at Santa Rosa and Sonoma avenues in Santa Rosa has docent-led tours of the greenhouse and a portion of the gardens every half hour from 10 a.m. to 3:30 p.m. Tuesdays through Sundays. $3 to $4. Call 707-524-5445.

• McEvoy Ranch at 5935 Red Hill Road in Petaluma offers tips on planting olive trees and has olive trees for sale by appointment. Call 707-769-4123, go to mcevoyranch.com or email .

• Wednesdays are volunteer days from 10 a.m. to 5 p.m. at Occidental Arts and Ecology Center at 15290 Coleman Valley Road in Occidental. Call 707-874-1557, ext. 201, or go to oaec.org.

• Quarryhill Botanical Garden at 12841 Sonoma Highway in Glen Ellen is open for self-guided tours from 9 a.m. to 4 p.m. daily. $5 to $10. a “Chinese Medicinal Plant Walk” is at 10 a.m. Sept. 11. $10 to $15. The Quarryhill Fall Garden Tour of three private Sonoma gardens is Sept. 14. Vans depart Quarryhill at 10 and 11 a.m. and 1 and 2 p.m. $100 to $150. Reservations required. Call 707-996-3166 or go to quarryhillbg.org.

• Marin Organic offers a friends-only tour of Stubbs Vineyard on Wilson Hill Road in Petaluma from 3 to 5:30 p.m. Sept. 10. $45. go to marinorganic.org to register.

The Trowel & Glove Calendar appears Saturdays. Send high-resolution JPG photo attachments and details about your event to or mail to Home and Garden Calendar/Lifestyles, Marin Independent Journal, 4000 Civic Center Drive, Suite 301, San Rafael, CA 94903. Items should be sent two weeks in advance. Photos should be a minimum of 1 megabyte and include caption information. Include a daytime phone number on your release.