*THE COMPLETE MASON BEE
February
28,
2026
FREE. Registration NOT required.
This class will cover the natural history of the mason bee including their identification, life cycle, propagation and care. Ron Spendal has been raising and researching mason bees since 2002. He has published educational materials as well as scientific papers. His work has also been covered on OPB’s show Oregon Field Guide.
*Class approved for 1 hour Continuing Education credit for MG Perennials
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In collaboration with and in support of the OSU Extension Service Master Gardener Program, 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. 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.