'Perennials + Great Combinations to Make Your Garden Last' at Molbaks: Saturday, March 28, 10:00 a.m. -11:00 a.m. Learn about perennials and companion plants that can take your landscape through all the seasons. Presented by Marty Wingate, Author of Perennials for the Pacific Northwest. At noon the same day, Karen Chapman presents 'Designing the NEW Perennial Garden'. Free. 13625 NE 175th St., Woodinville.
Heronswood Plant Sale and Garden Tour: Saturday, March 28, 10:00 a.m. -4:00 p.m. Heronswood Plant Sale and Garden Tour: Great local nurseries selling plants, lectures by Dan Hinkley and Mary Morris (all free); $10 to tour garden. Heronswood is at 7530 NE 288th St. in Kingston.
Seattle Audubon Annual Spring Plant Sale: Saturday, March 28, 10:00 a.m. -4:00 p.m. Native & nature-beneficial plants from several nurseries: Held at The Seattle Audubon Nature Shop: 8050 35th Ave NE, Seattle.
Rhododendrons—Selected Species and Care at the Bellevue Botanical Garden: Thursday, April 2, 2015, 10:00 - 11:30am Steve Hootman, director of the Rhododendron Species Garden, highlights the Rhododendron Species Garden, showcasing rare and unusual rhododendrons and how to care for them. After the presentation, Steve will lead a tour of the Rhododendron Glen. Pre-registration Required. $25 for Bellevue Botanical Garden Society Members. $35 Non-members.
'Growing Glorious Roses' at Molbaks: Saturday, April 4 from 10 to 11 a.m. John Harmeling, ARS Master Rosarian, will cover the basics of planting, pest control, and disease prevention and treatment. Free. 13625 NE 175th St., Woodinville.
Garden Lovers' Book Sale & Preview Party: The free public sale is Saturday, April 4 from 9 a.m. -3 p.m. The Preview Party is Friday, April 3 from 5 p.m. -8 p.m., ($25 with hors d’oeuvres and wine: Call 206-543-0415 to register). Many used gardening books available; plus botanical art for sale. Held at Center for Urban Horticulture: 3501 NE 41st Street, Seattle.
Skagit Valley Tulip Festival: April 1 through April 30 (Bloom dates according to Mother Nature). Rumor is that tulips will be early this year. Look up special events, tulip field maps and much more online.
Poetry at Bloedel: April 1 through April 30 (Member-only preview: Tuesday, March 31 from 5-7 p.m). To celebrate National Poetry Month in April, Bloedel is combining poetry with nature in an exhibit spread throughout its gardens. Selected works spanning a wide-range of styles were nominated by poetry-lovers in the community and curated by University of Washington professor / poet Linda Bierds and author / poet David Guterson. The poems will be installed on panels mounted along the trails and provide visitors with a place to pause, reflect and connect with Bloedel in a new way.
Washington Park Arboretum Weekend Walk Tour Sundays from 1:00 p.m. to 2:30 p.m. Casual guided tour focusing on The Witt Winter Garden collection, an amazing display of early bloomers & colorful barks. Free (meet at the Graham Visitors Center at the Washington Park Arboretum). 2300 Arboretum Drive E, Seattle.