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herbicide

Recently discovered organic herbicide shown to be safe and effective against all invasive weeds!  

Invasive weeds can be extremely damaging and pose a real threat to the social, economic, and ecological health of our communities.  One important tool for controlling large infestations of invasive weeds is herbicides. Industrial herbicides have been used to manage large infestations of invasive weeds since the 1940s, but their use is problematic for some […]

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Its National Invasive Species Awareness Week!

National Invasive Species Awareness Week (February 22-26, 2021) kicks off today! Each year, folks around the country take a week to consider the many impacts that non-native invasive species have on our communities, working lands, natural areas, and pocketbooks.  So take a moment to celebrate with the WeedWise Program to learn a little more about […]

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Year in Review: A WeedWise Annual Report 2020

We are celebrating another year in the books! This past year is certainly one that none of us will soon forget. A year shaped by a global pandemic, social and political unrest, and wildfires that have raged across Clackamas County, 2020 is certainly a year best viewed in hindsight. Despite all turmoil, the WeedWise program […]

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Naughty and Nice for 2020

We’ve been making a list, And checking it twice, Now its time to find out Who has been naughty and nice! It is a WeedWise tradition for each of our staff to select our annual “Naughty and Nice” plants for the year. Check out the latest from our staff in this fun holiday tradition! Happy […]

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Tansy Ragwort Poisons Livestock and Neighborly Relationships!

Tansy ragwort has long tormented rural landowners who graze livestock. Horses and cows are especially susceptible to this poisonous weed. In open fields, grazing animals will generally avoid eating tansy ragwort, but in heavily infested pastures they may have few other options.  Contaminated hay is particularly a problem because it becomes impossible for feeding animals […]

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Damage to tomatoes grown in contaminated compost (Photo credit: Whitney Cranshaw, Colorado State University, Bugwood.org)

Herbicide Residue in Manure, Hay, and Compost

What is Herbicide Residue? In recent weeks, the Oregon Dept of Agriculture announced the discovery of contaminated soil and compost materials from an herbicide known as clopyralid.  This contaminated material was distributed to gardeners in the region causing significant damage to garden plants and landscapes.  This unfortunate event helps to raise awareness of the persistence […]

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It is National Pollinator Week!

It is National Pollinator Week! Join all of us here at the WeedWise program in celebrating our native pollinators. June 22-28, 2019 has been designated as National Pollinator Week and there are activities going on here in Oregon and across the country! Summer is here and the weeds and wildflowers are blooming all around us. […]

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herbicide

Newly discovered organic herbicide shown to be safe and effective against all invasive weeds!  

Invasive weeds can be extremely damaging and pose a real threat to the social, economic, and ecological health of our communities.  One important tool for controlling large infestations of invasive weeds is herbicides. Herbicides have been used to manage large infestations of invasive weeds since the 1940s, but their use is problematic for some growers.  […]

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Combating Invasive Weeds in the Shadow of the Novel Coronavirus

Here at the WeedWise program, we are all too familiar with the science and strategies behind stopping and slowing the spread of harmful threats to our communities.  Topics such as prevention, early detection, rapid response, containment,  exclusion,  and the disruption of vector pathways are not only familiar to us but are also daily discussion topics […]

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Clackamas SWCD, General Manager Position Announcement: Open Until Filled

The Clackamas Soil and Water Conservation District seeks an experienced General Manager to serve as the chief executive officer of the District. This position acts on behalf of the District Board of Directors and represents the District to public and private customers and partner organizations. The General Manager provides overall leadership for personnel, technical and […]

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