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Side-by-side comparison between periwinkle and Oregon iris

What’s the difference between native, non-native, and invasive plants?

Knowing the difference between native, non-native , and invasive plants can be tricky. Discover the simple and nuanced differences!

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An adult emerald ash borer feeds on an ash tree leaf.

The Emerald Ash Borer Has Arrived in Oregon

For twenty years, a pretty little insect has been traveling across the nation and it has finally arrived in Oregon, as specialists knew it eventually […]

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Illustration of binoculars with knotweed as lenses

Keep a Watch Out for Knotweed

Knotweed is harmful to urban and natural areas and is difficult to control. If you have knotweed on your property, we will treat it for free.

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Plant This, Not That: Native Alternatives to Pesky Ornamentals

Attractive native plant alternatives don’t harm ecosystems and increase habitat for native birds, wildlife, and pollinators.

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What is Biodiversity and Why Does It Matter For You?

High biodiversity supports healthy ecosystems because every species has an important job to do.

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Spurge laurel flowers

Spurge Laurel: Toxic, Stubborn, and Trying to Take Over Oregon’s Native Forests

Spurge laurel is a hardy evergreen shrub that threatens threatens some of the Willamette Valley’s most endangered habitats.

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