Hellebores: The presentation “Hellebores — Winter Jewels” is scheduled for 1 to 2 p.m. Jan. 18 at the Evergreen Arboretum and Gardens, 145 Alverson Blvd., Everett. Bedazzle your garden with hellebores, the consummate winter-interest plant in the Northwest. Varieties bloom from late December through late April. Learn more about this easy-to-care-for perennial with Steve Smith, owner of Sunnyside Nursery’s and The Daily Herald’s “The Whistling Gardener” columnist. Weather permitting, the class will include a guided stroll of the grounds. Call 425-257-8597 to RSVP. Free for members free, $10 for non-members. More at www.evergreenarboretum.com.
Mukilteo Lighthouse Quilters: The Mukilteo Lighthouse Quilters hosts its 15th Birthday Party at its Jan. 21 meeting. Bring your favorite quilt for a show and tell. Enjoy birthday cake and ice cream. Monthly meetings feature a guest speaker, trunk show or charity event and are held at 6:45 p.m. on the third Tuesday at the Rosehill Community Center, 304 Lincoln Ave., Mukilteo. Non-members are welcome. Email MLQuilters@outlook.com for more information. More at www.mlquilters.org.
Hardy Plant Society: 7 p.m. Jan. 21, Center for Urban Horticulture, NHS Hall, Part A, 3501 NE 41st St., Seattle. Sarah Verlinde of the University of Washington’s Bothell’s Herbarium will speaking on “The Good, Bad and the Yummy.” The free garden lecture will go over restoring bird habitat through the use of native and perennial plants and shrubs in the Pacific Northwest. Call 425-317-9217 or go to www.hardyplantsocietywa.org.
Winter Speaker Series: The Master Gardner Foundation’s annual Winter Speaker Series runs through April 3. All classes are from 9:30 to 11:30 a.m. at Mukilteo Presbyterian Church, 4515 84th St. SW, Mukilteo. The charge is $20 per class or $85 for the series. Call 425-357-6010 or go to www.gardenlectures.com for more information. The presentation schedule: Jan. 24, with Barry Hoffer on “Stunning Maples for Your Garden;” Feb. 7, with Tobey Nelson on “Pots with Pizazz;” Feb. 14, with Bess Bronstein on “Renovation and Renewal of an Aging Garden;” Feb. 28, with Monica Van der Vieren on “Plant it and They Will Come: Wildlife in a (Mostly) Native Landscape;” March 13, with Marilyn Glenn on “How to Select, Grow and Prune Clematis, the Queen of the Vines,” March 20, with Dan Hinkley on “Forgotten Elements of Good Design;” and April 3 with Jairul Rahaman on “Plants and Fungi: A Match Made in Heaven.”
Pruning and tool-sharpening workshop: Noon Feb. 15, Evergreen Arboretum and Gardens horticultural classroom 105, 145 Alverson Blvd., Everett. Pick up winter pruning tips from Trevor Cameron, Sunnyside Nursery’s general manager. Bring your dull tools to be sharpened with Cutting Edge Knives and Sharpening owner Russ Casteel. Learn which cuts keep maple trees and other plants in tip-top form. Class begins with a slide show indoors, then goes outside for hands-on demonstrations. Dress for the weather and bring pruners and tools you want sharpened. Tool sharpening costs are separate. RSVP at 425-257-8597. The event is free for members, $10 for non-members. More at www.evergreenarboretum.com.
Master Gardener Hotline & Diagnostic Clinic: Call 425-357-6010 to talk to a master gardener or visit Snohomish County’s walk-in clinic at the WSU Extension office in McCollum Park, 600 128th St. SE, Everett. Hours are 9 a.m. to 4 p.m. Monday through Friday, April through September, and 11 a.m. to 3 p.m. Monday through Thursday, October through March. More at www.extension.wsu.edu/snohomish/garden/master-gardener-program.