Evergreen Arboretum & Gardens: The annual plant sale and raffle is 10 a.m. to 5 p.m. June 15, Legion Park tennis court, 145 Alverson Blvd., Everett. The sale features both starts and mature plants, perennials, vines, shrubs and trees. For more information, call 425-257-9587 or go to www.evergreenarboretum.com.
Hardy Plant Society of Washington: A free lecture on “Water and Pond Landscape Design” is scheduled at 7 p.m. June 17 at the Center for Urban Horticulture, NHS Hall, by Heidi Kaster of Dragonfly Farm Gardens and Jeff Borsema of Dreamscapes Water Gardens and Construction in Sultan. They will go over developing ponds, water walls and stairs for the back yard, as well as plants that work well in and around water features. More at www.hardyplantsocietywa.org.
“Weeds of Camano”: Noxious weeds destroy biological diversity, decrease forage, increase erosion, and decrease land values. Seth Luginbill, Island County Noxious Weed Program coordinator, will discuss Camano Island’s most prevalent invaders, provide tools and techniques for specific invasive species, and examine management principles in which landowners may control invasive plant species and improve native habitats. Bring pictures of backyard or pasture weeds or bring in the weeds for identification. The program is scheduled at 7 p.m. June 19 at the Island County Multi-Purpose Center, 141 N. East Camano Drive. Call 360-387-2236 or go to www.camanowildlifehabitat.org.
Bees & Botany: A hands-on science and art program designed for parents and preschoolers 3 to 5 years old. Children can develop science and art skills while learning more about bees and botany. The class is scheduled from 9 to 10 a.m. on Tuesdays from July 2 to Aug. 20. Meet in Horticultural Classroom 105 at Evergreen Arboretum & Gardens, 145 Alverson Blvd., Everett. The charge is $60 for a four-week series or $120 for all eight weeks. Register at www.imaginecm.org/bees-and-botany.
Home, sweet, home: Monte Cristo Awards honor Everett property owners who have shown extensive pride in their home or business. Awards are given in four categories: Green Gardening; Rejuvenation and Transformation; Pride of the Neighborhood; and Neighborhood-Friendly Business. Deadline for entries is July 1. Awards ceremony held in October. Nomination forms are available at www.everettwa.gov/montecristo
Whidbey Island Garden Tour: 10 a.m. to 4 p.m. June 15. Tour is self-guided with five gardens. Advance tickets are $20 adults, $10 for ages 2 to 12. Day-of-tour tickets are $25. Call 360-321-4191 or go to wigt.org.
Camano Island Backyard Wildlife Habitat Garden Tour: The 12th annual tour is 10 a.m. to 4 p.m. June 22 and features landscaping for wildlife. Free. Pick up maps at the Camano Multipurpose Center, 141 NE Camano Drive, the day of the event. More at www.camanowildlifehabitat.org.
Snohomish Garden Tour: The self-guided tour is noon to 5 p.m. June 30 of six private gardens in the Snohomish area. Tickets are $15; get $3 off if you buy them online. Proceeds go toward First Avenue hanging flower baskets. Call 425-377-2084 or go to www.snohomishgardenclub.com for more.
Edmonds in Bloom: The garden tour is 11 a.m. to 4 p.m. July 21 and features six private gardens. Tickets will be sold at businesses and online the first week in June. Tickets are $15 in advance or $20 at the first garden of the tour. More at www.edmondsinbloom.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 extension.wsu.edu/snohomish/garden/master-gardener-program.