Tansy ragwort (Senecio jacobaea) is an invasive weed with a long and deadly history in the Pacific Northwest. In Oregon, it is designated as a Class B invasive weed. It is believed to […]
![July Invasive Weed of the Month: Tansy Ragwort tansy and caterpillar 800x400](https://i0.wp.com/conservationdistrict.org/wp-content/uploads/tansy-and-caterpillar-800x400-100x100.jpg)
Tansy ragwort (Senecio jacobaea) is an invasive weed with a long and deadly history in the Pacific Northwest. In Oregon, it is designated as a Class B invasive weed. It is believed to […]
This week is Oregon Invasive Species Awareness Week. Spread the word — not the weeds! Oregon Invasive Species Awareness Week is an opportunity for all Oregonians to learn how invasive, noxious weeds hurt […]
Join the Clackamas Soil and Water Conservation District at the Clackamas County Master Gardener 2023 Spring Garden Fair on Saturday and Sunday, May 4th and 5th, 2024, at the Clackamas Event Center in […]
Garlic mustard (Alliaria petiolata) is an increasingly invasive weed in our community. Native to central and western Europe, this fast-growing plant commonly invades sites such as parks, trails, roadsides, and streamsides. April is […]
The Clackamas Soil and Water District has a Weed Tool Library. This free resource includes 17 different shrub and tree removal tools and lake rakes available for use in your weed control project. […]
Weeds are a never-ending challenge for farmers and gardeners across the Pacific Northwest. Even in winter, you might be surprised to see many weeds happily growing. Three common weeds you might find right […]
Canada thistle (Cirsium arvense) is a wide-spread invasive weed found in all parts of Clackamas County. Unlike many native thistles found in Oregon, Canada thistle can quickly overrun an area and displace native […]
National Invasive Species Awareness Week (February 26 -March 3, 2024) has begun! Once a year, folks from around the country take a full week to consider the many impacts that these species have […]
Scotch broom is a wide-spread invasive weed in our community. You have probably noticed large stands of it along our rural roads and highways, in pastures and in forests. Now is a great […]
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