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FREE. Registration NOT required. Thinking about drip irrigation but not sure where to start? In this session we’ll cover the types of micro irrigation systems and where to use them....
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This presentation will provide 1) an overview of EAB and ash biology, 2) updates to the State of Oregon's ongoing EAB survey, management, and communication strategies, and 3) planning and management strategies for EAB in both urban and natural areas. |
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FREE. Registration NOT required. Come learn about the native plants that thrive in the PNW garden, how to naturescape in support of wildlife and pollinators, and consider the possibilities the... |
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FREE. Registration NOT required. Perennial plants are amazing – they give the garden beauty and food for wildlife plus they create an ever-changing tapestry of color. On top of that,... |
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Learn about dragonflies and damselflies featuring: Taxonomy & brief history; Oregon species & portraits; Life cycle, habitat & diet; Amazing attributes; Finding dragons; Inviting odonates to your garden; and Helpful resources |
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In cooperation with the OSU Extension Service, the Washington County Master Gardener Association (WCMGA) provides relevant, research-based education and outreach to the public about horticulture and household pests. This information promotes sustainable practices that minimize risks to human health and the environment. The Washington County Master Gardener Association (WCMGA) sponsors a wide variety of gardening–related demonstrations, lectures, seminars and workshops in various Washington County Oregon locations. Most of our events are free and open to the public. The WCMGA is a 501c3 non-profit supported by hundreds of volunteers, who work to educate the public about sustainable, affordable gardening.
Oregon State University Extension Service offers educational programs, activities, and materials without discrimination based on age, color, disability, gender identity or expression, marital status, national origin, race, religion, sex, sexual orientation, or veteran’s status. Oregon State University Extension Service is an Equal Opportunity Employer.
© 2025 Washington County Master Gardener Association.