Horticulture Education
- Great Plant Picks – Recommendations for a comprehensive palette of outstanding plants for the maritime Pacific Northwest https://www.greatplantpicks.org/
- Cascade Water Alliance – Free classes for gardeners https://cascadewater.org/water-efficiency/gardeners/
- Northwest Horticulture Society – Classes and events https://northwesthort.org/
- Hardy Fern Foundation – Classes and plant sales https://hardyferns.org/
- Northwest Perennial Alliance – Open gardens and plant sales https://www.northwestperennialalliance.org/
- Tilth Alliance – Classes for urban farmers and backyard vegetable growers https://tilthalliance.org/
- University of Washington Botanic Gardens – Classes and demonstration gardens https://botanicgardens.uw.edu/
- Pacific Horticulture – Free Ideas for growing gardens and landscapes that are resilient to climate change! https://pacifichorticulture.org
- Hardy Plant Society – Spring plant sale and Fall bulb sale https://www.hardyplantsocietywa.org/
- Northwestern Chapter for the North American Rock Garden Society – Plant sales, workshops, open gardens https://www.nargsnw.org/
Native Plants
- King County Native Plant Guide – Powerful native plant search tool and plant sales https://green2.kingcounty.gov/gonative/index.aspx
- Washington State Native Plant Society
- Woodbrook Native Plant Nursery, Gig Harbor, WA
- National Wildlife Federation – Keystone Plants by Ecoregion
National Garden Club Resources
- NGC Flower Show Handbook – July 2025
- NGC Flower Show Handbook Updates Only – July 2025
Youth Gardening
Plant advice
Roses
- Woodland Park Rose Garden – Stroll through 2.5 acres of formal landscape and enjoy nearly 3000 roses representing over 200 different varieties.
- American Rose Society
- Protecting Your Precious Roses from Those Dear Deer by Deborah Erickson, Ph. D.