Garden planner

Dates and times are subject to change. Call ahead to confirm.

Jan. 20-26

Classes

Dormant-season pruning

TODAY Learn to prunes trees and shrubs, 1-2:30 p.m., Christianson's Nursery and Greenhouse, 15806 Best Road, Mount Vernon; free (reservations: 360-466-3821).

Orchids, oooh la la

TODAY Discuss different types of orchids and care techniques, 11 a.m., Emery's Garden, 2829 164th St. S.W., Lynnwood; free (425-743-4555 or www.emerysgarden.com).

Pruning basics

SUN, WED Learn about the correct tools and proper way to improve the health of plants, 1 p.m. Sunday and Wednesday, Emery's Garden, 2829 164th St. S.W., Lynnwood; free (425-743-4555 or www.emerysgarden.com).

Elegant bridal bouquet

THU Discuss current trends, colors, flowers and finishing techniques of bridal bouquets, 6:30-8:30 p.m., Floral Design Institute, 911 Western Ave. Suite 575, Seattle; $45 (206-749-9464 or www.floraldesigninstitute.com).

The conservation gardener

THU The Kruckeberg Botanical Garden Foundation winter lecture features discussions on various environmental topics, 7 p.m., Richmond Beach Congregational Church, 1512 N.W. 195th St., Shoreline; free (206-542-4777 or www.kruckeberg.org).

Soil care for the sustainable garden

FRI Sustainable-gardening lecture series sponsored by the Snohomish County Master Gardener Foundation, 12:30-2:30 p.m., McCollum Park, 600 128th St. S.E., Everett; $12 (425-338-2400).

Sales

Tacoma Orchid Society show and sale

TODAY-SUN Enjoy unique selections of orchids from local experts, 10 a.m.-5 p.m. today and 10 a.m.-4 p.m. Sunday, Windmill Gardens, 5823 160th Ave. E., Sumner (206-781-5805 or www.tacomaorchidsociety.com/ events.html).

Tours

Arboretum

ONGOING Guided walks of the Washington Park Arboretum led by trained volunteers to highlight the plant collections, seasonal beauty and history of the arboretum, 1 p.m. first and third Sundays, Washington Park Arboretum, 2300 Arboretum Drive E., Seattle; free (206-543-8800 or www.wparboretum.org).

Meetings

Puget Sound Bonsai Association

MON David DeGroot, curator of the Pacific Rim Bonsai Collection, will do a group planting with trident maples, 7:30 p.m., Center for Urban Horticulture, 3501 N.E. 41st St., Seattle (253-584-8604 or www.psba.us).

Work parties/volunteers

Garden of goo

FRI Learn about and participate in growing native plants for stream and wetland restoration, 9 a.m. — noon, King Conservation District Wetland Plant Cooperative Nursery, 935 Powell Ave. S.W., Renton (425-277-5581).

Arboretum tour guides

ONGOING Volunteers needed to lead adult and student tours and to provide visitor information. Training provided (206-543-8801).

Seattle Tilth Programs

ONGOING Naturalist training to lead Earth Steward Garden Tours of the Children's Garden, and garden-volunteer programs to help plant and maintain seasonal organic-gardening displays, ongoing training, Seattle Tilth, Good Shepherd Center, 4649 Sunnyside Ave N., Seattle; free (206-633-0451, ext. 2 or www.seattletilth.org).

Lake Wilderness Arboretum

WED, THU 40-acre arboretum managed and run by volunteers holds outdoor volunteers days, 9 a.m.-noon Wednesdays and Thursdays and the first Saturday of the month, Lake Wilderness Arboretum Nursery, 22520 S.E. 248th St., Maple Valley (425-413-2572 or www.lakewildernessarboretum.org).

Volunteer Chore Services

DAILY Help low-income elderly or adults with disabilities throughout King County with gardening or yard work, choose day/time/location (888-649-6850).

Lakewold Gardens Estate

DAILY Flexible work schedule, 12317 Gravelly Lake Drive S.W., Lakewood, Pierce County (Amanda Bowens: 888-858-4106).

Dunn Gardens

DAILY Opportunity to become a docent and lead garden tours, includes training, classes and garden visits, times/dates vary, garden located in Broadview, Seattle (206-362-0933 or www.dunngardens.org).

Rhododendron Species Botanical Garden

DAILY Flexible work schedule, 2525 S. 336th St., Federal Way (253-838-4646 or www.rhodygarden.org).

Gardens

PowellsWood Garden

ONGOING Garden is open during public events and by appointment only, PowellsWood Garden, 430 S. Dash Point Road, Federal Way; $5 (253-529-1620 or www.powellswood.org ).

Woodland Park Rose Garden

DAILY Award-winning garden with more than 259 varieties of roses, including Old Garden roses, and 5,000 plants, 7 a.m.-dusk daily, Woodland Park Rose Garden, Woodland Park Zoo, North 50th Street and Fremont Avenue North, Seattle; free (206-684-4800 or www.zoo.org).

Bloedel Reserve

ONGOING 150-acre estate includes 84 acres of forest, Japanese garden, waterfall, azaleas and a visitor center, 10 a.m.-4 p.m. Wednesday through Sunday with admission by reservation only; 7571 N.E. Dolphin Drive, Bainbridge Island; $6-$10 (206-842-7631 or www.bloedelreserve.org).

Lakewold Gardens

ONGOING 10-acre estate offers self-guided walking tour of rose, woodland, rhododendron gardens, waterfall, statuary and architecture by Thomas Church; garden store; 10 a.m.-3 p.m. Wednesday through Sunday, 12317 Gravelly Lake Drive S.W., Lakewood, Pierce County; $3-$5 (253-584-4106 or www.lakewold.org).

Pacific Rim Bonsai Collection

ONGOING 11 a.m.-4 p.m. Saturdays-Wednesdays, Weyerhaeuser campus, 33663 Weyerhaeuser Way S., Federal Way; free (253-924-3153 or www.weyerhaeuser.com/bonsai).

Rhododendron Species

Botanical Garden

ONGOING Guided tours available for groups of 15 or more with advance registration. The 22-acre woodland garden features more than 10,000 rhododendrons, perennials, flowering trees, shrubs and ponds, 11 a.m.-4 p.m. Saturdays-Wednesdays, Weyerhaeuser campus, 2525 S. 336th St., Federal Way; $2.50-$3.50 (253-661-9377 or www.rhodygarden.org).

Campus Garden

ONGOING Medicinal-herb garden and reflexology path, open 24/7, Bastyr University, 14500 Juanita Drive N.E., Kenmore; free (425-602-3370).

Highline SeaTac Botanical Garden

DAILY 3-acre cottage-style garden featuring perennials, flowering shrubs and trees, with a stream and pond; private guided tours available, open daylight hours daily, North SeaTac Community Center, 13735 24th Ave. S., SeaTac; free (206-391-4003 or www.highlinegarden.org).

Kubota Garden

DAILY Open daylight hours daily, 55th Avenue South and Renton Avenue South, south entrance, Seattle; free (206-725-5060 and www.kubota.org).

Meerkerk Rhododendron Gardens

DAILY 10-acre garden and a 43-acre woodland preserve with trails; schedule guided tours in advance, 9 a.m.-4 p.m. daily, 3531 S. Meerkerk Lane, Greenbank, Whidbey Island; $5 (360-678-1912 or www.meerkerkgardens.org).

Volunteer Park Conservatory

DAILY Rooms are kept between 72 and 80 degrees to suit the exotic bromeliads, palms, ferns and orchids, 10 a.m.-4 p.m. daily,, 400 E. Galer St., Seattle; free (206-684-4743 or www.volunteerparkconservatory.org).

Parsons Garden

DAILY Seattle park, formerly a family garden, open daylight hours daily, Seventh Avenue West and West Highland Drive, Seattle; free (206-684-4075).

Carl S. English Jr. Garden

DAILY Ornamental garden featuring a collection of exotic trees, shrubs and herbaceous plants, 6 a.m.-9 p.m. daily, Hiram M. Chittenden Locks, Lake Washington Ship Canal, Seattle; free (206-783-7001).

Submissions to Garden Planner must be received at least three weeks before publication. E-mail gardencalendar@ seattletimes.com, fax 206-464-2239,

or mail to: Garden Calendar,

Seattle Times, P.O. Box 70,

Seattle, WA 98111.