Author Archive | Sam Leininger

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December’s 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 holly”.  For many people, the shiny, dark green leaves and red berries of holly are synonymous with the holiday season. This popular plant, however, is not native to Oregon.  In fact, […]

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Courtney

Happy Trails Courtney Gattuso!

It is with a heavy heart, that after 4 years we bid a fond farewell to WeedWise Specialist and CWMA Coordinator, Courtney Gattuso. Courtney has recently accepted a new position as the coordinator for the Western Invasive Network.  As WIN Coordinator, Courtney will continue to support Cooperative Weed Management Areas (CWMA) throughout Western Oregon, including […]

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November’s Weed of the Month: Spurge Laurel

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 perennial plant has poisonous berries, spreads aggressively in our native forests, and is increasingly being found in Clackamas County. Native to Europe, spurge laurel was introduced in Oregon as […]

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Knotweed

September’s Weed of the Month: Knotweed

September is the Time to Control Japanese Knotweed Japanese knotweed (Fallopia japonica) has been called a “nightmare” and a “botanical bully,” and is one of the 100 worst global invaders. These characterizations give you a pretty good idea of just how unwelcome this invasive weed is in our community. Japanese knotweed is fast-growing and hardy, […]

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August’s Weed of the Month: Puncturevine

Puncturevine (Tribulus terrestris) is aptly named! This invasive weed has spiny seed heads that can easily puncture a bike tire, inflatable raft, animal paw, or footwear. Be on the lookout because it is beginning to make its way into Clackamas County from eastern and southern Oregon. Also known as “goathead”, puncturevine is native to southern […]

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Staff Spotlight: Justin Cooley, WeedWise Specialist

  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.  If you have ever called the office or stopped by for assistance with your weed problems, you have undoubtedly worked with one of our hard-working […]

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It is National Pollinator Week!

It is National Pollinator Week! June 20-26, 2022 has been designated as National Pollinator Week in Oregon and across the country!  Join the WeedWise program and other organizations across the country in celebrating our native pollinators. Summer is here and the weeds and wildflowers are blooming all around us. This burst of summer color also […]

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Got Mail?

Did you recently receive a letter in the mail from the WeedWise program? The WeedWise Program is preparing for another season of priority weed control, and we are reaching out to landowners across Clackamas County that are currently impacted or under threat from priority invasive weeds. If you received one of our mailings requesting permission […]

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