Master Gardener Demonstration Garden Harvest Festival: 10 a.m.-noon Sept. 20. Come sample produce from the garden, and get questions answered by master gardeners. Cost: Free. 15500 S.E. 16th St., Bellevue. 425-452-7225.
Rhododendron Species Botanical Garden Fall Plant Sale: 9 a.m.-2 p.m. Sept. 20. Includes free garden admission, native plants, ferns, bamboos, rhododendrons and more for sale, and free food samples from Trader Joe’s. Proceeds benefit the rhododendron garden. Rhododendron Species Botanical Garden, 33663 Weyerhaeuser Way S., Federal Way. 253-661-9377 or www.rhodygarden.org.
Pacific Connection Garden Opening Celebration: 11 a.m.-3 p.m. Sept. 20. Features scavenger hunt, basket weaving, storytelling, garden tours, music and more. Dedication ceremony is at 11:30 a.m. Cost: Free. See Web site for directions, parking information. Washington Park Arboretum at University of Washington, Seattle. www.uwbotanicgardens.org.
“Gallery Flowalk” Exhibition: 6-9 p.m. Oct. 2; 11 a.m.-6 p.m. Oct. 3; noon-5 p.m. Oct. 4. Ikebana flower arrangements will be displayed in the many galleries of participating art merchants in the Pioneer Square area of Seattle. Presented by Mercer Island Branch of the Sogetsu School of Ikebana, Japanese Flower Arranging. Cost: Free. 206-282-9770 or www.misogetsu.org.
NPA Plant Sale: 10 a.m.-3 p.m. Oct. 4. Fundraiser sale features plants from the Bellevue Botanical Garden’s NPA Perennial Border. Proceeds go toward renovating the border. Bellevue Botanical Garden, 12001 Main St. 425-452-2750 or firstname.lastname@example.org.
21 Acres Farm Tours: 11 a.m. the first Saturday of the month through Oct. 4. Guests invited to tour the trails, chat with community gardeners and check out the techniques used for sustainable agriculture at the farm. Cost: Free. 13701 N.E. 171st St., Woodinville. www.21Acres.org.
Bellevue Botanical Gardens: Garden includes 36 acres of perennial borders, Japanese, Waterwise, ground cover and alpine rock gardens and trails through native woodland and wetland areas. Free tours, 2 p.m. Saturdays-Sundays through October. Hours: Dawn-dusk daily. Visitors’ center hours: 9 a.m.-4 p.m. Cost: Free. 12001 Main St., Bellevue. 425-451-3755 or www.bellevuebotanical.org.
WaterWise Demonstration Garden: Self-guided tours showcase plants and gardening methods that conserve water. Plant list available at garden or from Web site. Guided tours available for groups of 12 or more with advance registration. Hours: Dawn-dusk daily. Covington Water District, 18631 S.E. 300th Place, Covington. 253-631-0565, ext. 170, or www.covingtonwater.com.
Pacific Rim Bonsai Collection: Free guided tours at noon Sundays. Hours: 11 a.m.-4 p.m. Saturday-Wednesday. Admission: $2.50-$3.50. Rhododendron Species Garden, Weyerhaeuser Corporate Headquarters, 33663 Weyerhaeuser Way S., Federal Way. 253-661-9377 or www.rhodygarden.org.
Rhododendron Park: Five-acre park features more than 500 varieties of rhododendron and azalea plants. 6910 N.E. 170 St., Kenmore. 206-296-2973.
Lake Wilderness Arboretum: Events: 10 a.m. the third Saturday of the month, docent tours; 9 a.m.-1 p.m. Saturdays, summer plant sales. Forty-acre arboretum features trails for walking, jogging and bicycling, and the Smith-Mossman Garden’s collection of western azaleas. 22520 S.E. 248th St., Maple Valley. 425-413-2572 or www.lakewildernessarboretum.org.
Squak Mountain Greenhouses and Nursery: 10:30 a.m. Saturdays, including: Sept. 20, “Care Tips for Your Woody Herbs in Autumn”; Sept. 27, “Creating a Bulb Parade”; Oct. 11, “Winter Designs”; Oct. 18, “To Bed for Winter”; Nov. 1, “Early Holiday Preview”; Nov. 15, “Holiday Herb Wreath”; Nov. 22, “Holiday Decorating.” Free seminars. Squak Mountain Greenhouses and Nursery, 7600 Renton-Issaquah Road S.E., Issaquah. 425-392-1025 or www.squakmtnursery.com.
“The Intimate Garden”: 11 a.m.-noon Sept. 20. Local author Brian Coleman and photographer William Wright to discuss gardens featured in their new book. Molbak’s, 13625 N.E. 175th St., Woodinville.
“All About Orchids”: 1 p.m. Sept. 20. Free class led by Joe Grienauer of Emerald City Orchids. Bellevue Nursery, 842 104th Ave. S.E., Bellevue. 425-454-5531 or www.bellevuenursery.com.
“Wildlife Friendly Gardening for Natural Pest Control”: 7-9 p.m. Sept. 23. Learn how to attract songbirds, butterflies and beneficial insects, which can act as natural pest control in your garden. Cost: Free; registration required. Pickering Barn Garden, 1730 10th Ave. N.W., Issaquah. 206-633-5045, ext. 2, or www.seattletilth.org.
Squak Mountain Master Gardener clinics: 10 a.m.-2 p.m. Saturdays through Sept. 27. Master gardeners will help diagnose any insect, disease and cultural problems in your garden. Bring samples in closed plastic bags. Cost: Free. Squak Mountain Greenhouses and Nursery, 7600 Renton-Issaquah Road S.E., Issaquah. www.squakmtnursery.com.
“What We Plant Today Makes An Impact Tomorrow”: 2:30-4 p.m. Sept. 27. Discussion panel with Ciscoe Morris, Willi Evans Galloway and Don Marshall. Book signings to follow. Molbak’s, 13625 N.E. 175th St., Woodinville. 425-398-5151.
Bellevue Nursery Master Gardener Clinics: 11 a.m.-3 p.m. Saturdays-Sundays through September. Master Gardeners will be on hand to answer gardening questions. Bellevue Nursery, 842 104th Ave. S.E. 425-454-5531 or www.bellevuenursery.com.
“Front Entry Harvest Decorating”: 11 a.m.-noon Oct. 1. Cost: Free. Molbak’s, 13625 N.E. 175th St., Woodinville. 425-398-5151.
“All About Worm Bin Composting”: Oct. 4. Learn how to recycle food waste and make the best topsoil. Cost: Free; registration recommended. Smith and Hawken, 12200 Northup Way, Bellevue. 425-881-6775.
King County Master Gardener Foundation Talks: 10:30 a.m. Oct. 4, “Gardening Tips for Seniors”; Oct. 11, “Dahlias”; Oct. 18, “Easy Bonsai for the House.” Cost: Free. Master Gardener Demonstration Garden, 15500 S.E. 16th St., Bellevue.
“Saving the Earth, One Habitat Garden at a Time”: 7-8:30 p.m. Oct. 7. Free seminar led by Brett Johnson. Also features native plant trunk sale and show. Maple Valley Community Center, 22010 S.E. 248th St. 425-413-2572 or info@LakeWildernessArboretum.org.
“Slimy Creatures”: 10 a.m.-noon Oct. 8. Open to children ages 2-5 and parents. Cost: Free; registration required. Pickering Barn Garden, 1730 10th Ave. N.W., Issaquah. 206-633-5045, ext. 2, or www.seattletilth.org.
“Flowering Bulb Planting”: 9:30 and 11:30 a.m., and 1:30 p.m. Oct. 11. Hands-on workshop for ages 5-10 with a parent. Cost: $5; registration required. Molbak’s, 13625 N.E. 175th St., Woodinville. 425-398-5151 or www.molbaks.com.
“Putting the Garden to Bed”: 7-9 p.m. Oct. 14. Learn inexpensive ways to replenish soil. Cost: Free; registration required. Pickering Barn Garden, 1730 10th Ave. N.W., Issaquah. 206-633-5045, ext. 2, or www.seattletilth.org.
Bellevue Botanical Garden: 8 a.m.-2 p.m. Sept. 27. Volunteers can come dig, lift, pot and take home perennials in preparation for renovation of the NPA Perennial Border. Ongoing: Adult volunteers are needed to care for the Waterwise Garden at the Bellevue Botanical Garden. Volunteer days are 1-3 p.m. the first and third Wednesdays of the month. No experience necessary. For details, call Bellevue Utilities at 425-452-4127. Year-round volunteer opportunities include horticultural assistants, special event staff, boards and committees, plant photography and documentation. 12001 Main St., Bellevue. 425-451-3755 or email@example.com.
Lake Wilderness Arboretum Volunteer Days: 9 a.m.-noon Wednesdays-Thursdays and the first Saturday of the month. Volunteers welcome to come learn new gardening skills and meet friends while helping to maintain the arboretum’s collections. 22520 S.E. 248th St., Maple Valley. 425-413-2572 or www.LakeWildernessArboretum.org.
Auburn Garden Club: 1 p.m. the second Tuesday of the month. Cost: $1 donation. Auburn Senior Activity Center, 808 Ninth St. S.E. 253-874-5841 or 253-839-6023.
Chinook District of Garden Clubs: 10 a.m. Oct. 1. Board meeting. Group represents 12 garden clubs in South King County. Grace Lutheran Church, 22975 24th Ave. S., Des Moines. For information about your local garden club: 206-242-9074.
Eastside Fuchsia Society: 7 p.m. the third Tuesday of the month. Evergreen Court Retirement Center, 900 124th Ave. N.E., Bellevue. 425-885-2107.
Evergreen Chrysanthemum Association: 7 p.m. the second Thursday of the month. Seattle Police Athletic Association Office, 11030 E. Marginal Way S., Tukwila. 253-852-8796.
Greater Federal Way Orchid Society: 7 p.m. the third Thursday of the month, except July, August and December. Anyone interested in learning about growing orchids is welcome. Bring an orchid to show or come with a question. Annual dues: $10. Kloshe Illahee Lodge, 2500 S. 370th St., Federal Way. 253-946-2300.
Green Thumb Garden Club: 7 p.m. the first Friday of the month. St. John the Baptist Church, 25810 156th Ave. S.E., Covington. 253-630-7674.
Lake Meridian Garden Club: The first Thursday of each month. Call for details and location. 253-631-7107.
Looking for a Garden Club: Garden clubs in the East Lake Washington District welcome new members. For nearby clubs, call the membership chairman: 425-822-7275 and leave a message.
Northwest Horticultural Society: 6:45 p.m. Oct. 8. Speaker: Richard Hartlage to discuss “The Synergy that Creates Great Gardens.” Cost: $5-$10. NHS Hall at the Center for Urban Horticulture, 3501 N.E. 41st St., Seattle. 206-527-1794 or www.northwesthort.org.
O’Brien Garden Club: 11 a.m. the third Friday of the month. No meetings June-August. Club is a member of the National Council of State Garden Clubs. Fairwood Library, 17009 140th Ave. S.E., Renton. 425-255-6236.
Puget Sound Bonsai Association: 7 p.m. Sept. 22. Visitors welcome. University of Washington Center for Urban Horticulture, 3501 N.E. 41st St., Seattle. www.psba.us.
Puyallup Rose Society: 7 p.m. the first Thursday of the month. Learn to prune, plant and grow roses. Dues: $10 per year. Washington State University extension, Allmendinger Hall, 7612 Pioneer Way E., Puyallup. firstname.lastname@example.org.
Rainy Rose Society: 7 p.m. Oct. 7. Emerald Downs, 2300 Emerald Downs Drive, Auburn.
Sunset View Garden Club: 10 a.m. the third Thursday of the month. Group is a member of the Washington State Garden Clubs. Golden Pines Retirement Home, 2901 10th Ave. N.E., Renton. 425-255-0859 or 425-255-8195.
Terra Tillers Garden Club: 7 p.m. the first Monday of the month. Group meets in members’ homes in Bellevue September-June. Call for details, location. 425-885-4889.
Totem Lake Garden Club: 7 p.m. the third Tuesday of the month. Visitors welcome. Fire Station No. 26, 9930 124th Ave. N.E., Kirkland. 425-822-7275.