A weekly listing of garden events, classes and sales.

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

Dec. 8-10

Events

Garden d’Lights

THROUGH DEC. 31 Annual holiday-lighting display, featuring thousands of lights used to create botanical displays, 5-9:30 p.m. daily, Bellevue Botanical Garden, 12001 Main St., Bellevue; free (425-452-2750).

Classes

Holiday wreaths

ONGOING Make your own holiday wreaths using Swansons’ machines. Appointments suggested, 11 a.m.-3 p.m. Monday through Friday, Swansons Nursery, 9701 15th Ave. N.W., Seattle; free (206-782-2543 or www.swansonsnursery.com).

Winter gardening

SAT Learn which plants bloom in the winter, how to choose trees with interesting bark and which plants will help your garden from looking bare, 10 a.m.-1 p.m., Discover U, 2150 N. 107th St. Ste. B52, Seattle; $44 (206-365-0400 or www.discoveru.org).

Alternatives to

garden chemicals

SAT Learn basic yard maintenance without the use of chemicals and extra costs, 9:30 a.m., Highlands Neighborhood Center, 800 Edmonds Ave. N.E., Renton; free (425-430-7396).

Seattle Tree Fruit Society workshop

SAT Potluck lunch with workshop on sharpening garden tools, discuss winter pruning techniques, noon-2:30 p.m., Carkeek Park, 950 N.W. Carkeek Park Road, Seattle; free (206-782-7352).

Northwest Perennial Alliance

SUN People with all gardening skills are welcome to learn hands-on perennial care. Bring your own hand tools, 11 a.m.-3 p.m., Bellevue Botanical Gardens, 12001 Main St., Bellevue; free (425-647-6004).

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 ).

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.