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Image comparing Douglas spirea with pink flowers and purple loosestrife with purple flowers.

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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Understory Diversity

Laminated Root Rot: The Inconspicuous Tree Disease

Fungi play a major role in forest ecology. Similar to bacteria and certain critters (like worms, snails, beetles, and termites), fungi facilitate nutrient cyclingNutrient Cycling […]

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Container plants set out on a yard with woman walking in background

The Benefits of Fall Planting

Learn why fall planting helps your garden grow even healthier. In fall, plants can easily transition to your yard or garden.

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Puncturevine flowers and burrs

Keep Your Eyes Sharp for Puncturevine!

Puncturevine is an annual groundcover with has spiny seed heads that can puncture bicycle tires, inflatable rafts, and shoes. It is becoming a troublesome pest in our region.

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Person surveying a creek for garlic mustard

An Unfriendly Species: One of Washington County’s Most Wanted Weeds

Garlic mustard is one of the Tualatin River watershed’s most wanted weeds, but progress has been made in controlling it over the last 10 years.

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Douglas Fir Bark Beetle Die Back

Douglas Fir Bark Beetle: The Forest Pest Every Woodland Owner Should Know

Whether you’re a woodland hobbyist who enjoys the rural lifestyle or a forest owner who makes a living producing forest products, maintaining healthy forests requires […]

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