Garden calendar

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

Jan. 19-21

Classes

Introduction to ikebana

FRI Learn basic techniques in the Japanese art of flower arranging, 10 a.m. Fridays through March 9, Swansons Nursery, 9701 15th Ave. N.W., Seattle; $25 per class (206-782-2543 or www.swansonsnursery.com).

Dormant season pruning

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

Orchids

SAT Discuss different types of orchids and their 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 the correct tools and proper way to improve the health of your plants, 1 p.m. Sunday and Wednesday, Emery's Garden, 2829 164th St. S.W., Lynnwood; free (425-743-4555 or www.emerysgarden.com).

Sales

Tacoma Orchid Society Show and Sale

SAT-SUN Enjoy unique selections of orchids from local experts, 10 a.m.-5 p.m. Saturday 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, 1 p.m. first and third Sundays, Washington Park Arboretum, 2300 Arboretum Drive E., Seattle; free (206-543-8800 or www.wparboretum.org ).

Ongoing

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

ONGOING 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 Ten-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; $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).

Lake Wilderness Arboretum

ONGOING Forty-acre arboretum managed and run by volunteers contains formal gardens as well as various classes, Open daily, dawn to dusk, 22520 S.E. 248th St., Maple Valley (425-413-2572 or www.lakewildernessarboretum.org).

Highline SeaTac

Botanical Garden

ONGOING Three-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

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

Meerkerk Rhododendron Gardens

ONGOING Ten-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

ONGOING 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

ONGOING 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).

Garden calendar items can be faxed, 206-464-2239; mailed to Garden Calendar, Seattle Times, P.O. Box 70, Seattle, WA 98111; or e-mailed to gardencalendar@seattletimes.com. The deadline is three weeks before publication.