Interesting find during the first Plant Problem Walk of the season for Linn & Benton County Master Gardeners.  I had pre-scouted problems at the Oak Creek Center for Urban Horticulture and identified rust on this Oregon Grape (Mahonia aquifolium).

When we came back a week later for the tour the underside of the new leaves were covered with adult whiteflies! (Resource from the PNW Insect Management Handbook)

Here are a closeup of an adult and eggs taken with my new toy, I mean USB microscope.

Caught this one in action unfolding it’s new wings:

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