News

TSWCD-Rule-Mark-ctr

Browse News:

Browse Posts by Category

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.

Read More
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.

Read More
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.

Read More