Author Archive | Sam Leininger

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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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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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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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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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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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