August’s Weed of the Month: Puncturevine

hr Puncturevine (Tribulus terrestris) is aptly named! This invasive weed has spiny seed heads that can easily puncture a bike tire, inflatable raft, animal...

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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,...

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tansy ragwort flowers

July’s Weed of the Month: Tansy Ragwort

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...

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Herbicide Residue in Manure, Hay, and Compost

hr What is Herbicide Residue? In recent weeks, the Oregon Dept of Agriculture announced the discovery of contaminated soil and compost materials from an...

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It is National Pollinator Week!

hr 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...

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June’s Weed of the Month: Policeman’s Helmet

hr Policeman’s helmet (Impatiens glandulifera) is an invasive weed that grows in ditches, wetlands, and along waterways. Native to India, this fast-growing...

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10 Ways to Celebrate Oregon (and National) Invasive Weed Awareness Week!

May 16-23 has been declared Oregon (and National) Invasive Weed Awareness Week! This is the one week of the year to reflect on the invasive weeds impacting...

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May’s Weed of the Month: Orange Hawkweed

hr Orange hawkweed (Hieracium aurantiacum) is a relatively new invasive weed in Clackamas County.  With your help, our team plans to keep it from becoming a...

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It’s Native Plant Appreciation Week!

hr Let’s Celebrate! The WeedWise program is in the business of preventing and controlling invasive weeds.  As anyone that spends much time battling...

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

hr 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...

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

April’s Weed of the Month: Garlic Mustard

Garlic mustard (Alliaria petiolata) is an increasingly invasive weed in our community.  Native to central and western Europe, this fast-growing plant commonly...

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Combating Invasive Weeds in the Shadow of the Novel Coronavirus

hr 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...

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Clackamas SWCD, General Manager Position Announcement: Open Until Filled

hr The Clackamas Soil and Water Conservation District seeks an experienced General Manager to serve as the chief executive officer of the District. This...

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The Undesirable Beauty of Lesser Celandine

hr Each spring we welcome the return of abundant flowers and cherish them as they lift our spirits. Unfortunately, some of these beautiful plants have proven...

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March’s Weed of the Month: Canada thistle

hr Canada thistle (Cirsium arvense) is a widespread invasive weed found in all parts of Clackamas County.  Unlike the many native thistles found in Oregon,...

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Its National Invasive Species Awareness Week!

hr National Invasive Species Awareness Week (February 24-28, 2020) kicks off today! Each year, folks around the country take a week to consider the many...

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Scotch broom bushes with yellow flowers

February’s Weed of the Month: Scotch Broom

hr February is the one month of the year that many of us associate with love and romance. We cut out paper hearts for Valentine’s Day cards and wrap-up...

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English ivy growing on a tree trunk

January’s Weed of the Month: English Ivy

hr English ivy (Hedera helix) may conjure up images of cozy, country cottages, but don’t be deceived. This invasive weed can destroy buildings, poison pets,...

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Year in Review: A WeedWise Annual Report 2019

hr We are celebrating another year in the books! With the new year rapidly approaching, we wanted to take a moment to stop and reflect on our many...

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Be our next Clackamas SWCD, General Manager!

hr The Clackamas Soil and Water Conservation District is seeking an experienced General Manager to serve as the chief executive officer of the District. This...

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The New Adventures of Tom Salzer

hr Over the last nine years, the WeedWise program has been blessed with a Clackamas SWCD, General Manager that both understands the adverse impacts of invasive...

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Green leaves and red berries of English holly

December’s Weed of the Month: English Holly

hr English holly (Ilex aquifolium) is a popular evergreen frequently noticed during the month of December when festive decorators “deck the halls with...

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We are Moving!

hr After several years of preparation, the Clackamas Soil and Water Conservation District is relocating to our new permanent home in Beavercreek, OR. The...

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November’s Weed of the Month: Spurge Laurel

hr The Scourge of Spurge Laurel Spurge laurel (Daphne laureola) is neither a spurge nor a laurel, but rather an invasive plant in the Daphne family.  This...

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