Scotch broom bushes with yellow flowers

February Weed of the Month: Common Broom

The month of February is commonly associated with love and romance. We cut out paper hearts for Valentine’s Day cards and deliver cut flowers for that...

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We Are Hiring for Multiple Seasonal WeedWise Positions! – THIS RECRUITMENT IS NOW CLOSED

We are now accepting applications for multiple seasonal WeedWise Technicians – THIS RECRUITMENT IS NOW CLOSED The Clackamas Soil and Water Conservation...

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English ivy growing on a tree trunk

January Weed of the Month: Common Ivy

Common ivy (Hedera helix), also known as English ivy may conjure up images of country cottages, but don’t be deceived. This invasive weed can destroy...

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A collage features the WeedWise program logo, staff list, and various images of invasive plants, with captions describing plant management, education, and conservation efforts in Clackamas County, Oregon.

Year in Review: A WeedWise Annual Report 2025

WeedWise Annual Report 2025 With the new year upon us, we want to take a moment to stop and reflect on our many accomplishments and challenges over the past...

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A holiday ornament on a Christmas tree with colorful lights and the WeedWise Clackamas SWCD logo. White script text at the bottom reads, Happy Holidays.

WeedWise Naughty and Nice 2025

We’ve been making a list,And checking it twice,Now its time to find outWho has been naughty and nice! It is a WeedWise tradition for each of our staff to...

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A person wearing a reflective orange safety vest walks alone on a narrow dirt trail through a lush, green forest with tall, leafless trees under a bright blue sky.

WeedWise Technician Spotlight 2025: Samantha Kelly

By WeedWise Technician, Samantha Kelly As someone who grew up in the garden with my grandma, camping with my family, and swimming in the river with my dad, my...

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Green leaves and red berries of English holly

December Weed of the Month: English Holly

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

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A small green pine seedling grows from a charred tree stump in a burned forest. In the blurred background, a person in an orange jacket walks among standing dead trees.

WeedWise Technician Spotlight 2025: Hayden Jorde

By WeedWise Technician, Hayden Jorde My name is Hayden Jorde and I am a WeedWise Technician. I am originally from the Southwest before relocating to the...

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A dirt path runs through a forest of tall, barren trees with cut logs stacked on both sides under a clear blue sky. The scene suggests recent logging or recovery from a forest fire.

Giving Broom the Clean Sweep: WeedWise Post-Wildfire Recovery Efforts on the Mount Hood National Forest

By WeedWise Specialist, Sierra Bloomer Recreation Areas Post-Wildfire Most of us in Clackamas County remember the devastating Riverside Fire that ripped...

Read More Giving Broom the Clean Sweep: WeedWise Post-Wildfire Recovery Efforts on the Mount Hood National Forest

November Weed of the Month: Spurge Laurel

A large spurge laurel infestation The Scourge of Spurge Laurel Spurge laurel (Daphne laureola) is neither a spurge nor a laurel, but it is an invasive plant in...

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Green leafy vines and bushes grow densely under a clear blue sky with a few wispy clouds, creating a lush, vibrant scene.

October Weed of the Month: Himalayan Blackberry

The Thorn in Our Side Himalayan blackberry (Rubus armeniacus) attracts a lot of attention with its sweet fruit in the summer but the rest of the year, it...

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Closeup of knotweed leaves

September Weed of the Month: Knotweed

September is the Time to Control Japanese Knotweed Japanese knotweed (Reynoutria japonica) is one of the most damaging weeds in the world, and has been...

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Green spiky weeds with small yellow flowers growing on dry soil, surrounded by scattered leaves and debris in sunlight.

August Weed of the Month: Puncturevine

puncturevine plant spreading Puncturevine (Tribulus terrestris) is a plant that lives up to its name.  This invasive weed has spiny seed heads that can easily...

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10 Ways to Celebrate Oregon Invasive Weed Awareness Week!

May 18-24 is the week that we celebrate Oregon Invasive Weed Awareness Week! This is the one week of the year to reflect on the invasive weeds impacting Oregon...

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Samuel Leininger in hat in front of greenscape

Staff Spotlight: Samuel Leininger, WeedWise Manager

Get to know the WeedWise program, through our people! The success of the WeedWise program is in great part due to the hard work and dedication of our staff. ...

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May’s Weed of the Month: Orange Hawkweed

Orange hawkweed (Hieracium aurantiacum) is a relatively new invasive weed in Clackamas County and we are working to keep it from becoming a common problem for...

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May Invasive Weed of the Month: Orange Hawkweed

Don’t let the attractive flowers of orange hawkweed fool you! Orange hawkweed (Hieracium aurantiacum) is a fairly new invasive weed in Clackamas County....

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Weedwise crew members

Welcome Hayden and Sam!

We are very pleased to welcome two new members of the WeedWise team. This month, the WeedWise program welcomes Hayden Jorde and Samantha Kelly as our newest...

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Landscape of blue mountains with grassland in foreground

Happy Earth Day!

Earth Day is April 22, 2025! Earth Day provides a great opportunity to reflect on the planet we all love and share.  One of the biggest threats to our natural...

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It’s Native Plant Appreciation Month!

Let’s Celebrate! Here at the WeedWise program, we are in the business of preventing and controlling invasive weeds.  As anyone that spends much time...

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Recently discovered organic herbicide shown to be safe and effective against nearly 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 Recently discovered organic herbicide shown to be safe and effective against nearly 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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March’s Weed of the Month: Canada thistle

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, 2025) kicks off today! Each year, folks around the country take a week to consider the many...

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