National Invasive Species Awareness
Once a year, folks from around the country take a full week to consider the many impacts that these species have on our communities, working lands, natural areas, and pocketbooks. …
February Invasive Weed of the Month: Scotch Broom
Scotch broom is a wide-spread invasive weed in our community. You have probably noticed large stands of it along our rural roads and highways, in pastures and in forests. Now …
Invasive Weed of the Month: 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 …
Got Manure? Put a Cover on It!
If you have livestock or horses, then you have manure! You may have a mountain of manure that grows daily. So, is it a problem or is it a benefit? …
Do You Know about “Pasture Bullies?”
“Pasture Bullies” are plants that are toxic to horses and livestock. These toxic plants include invasive weeds and non-pasture plants that can seriously harm or kill your animals. Clackamas Soil …
Invasive Weed of the Month: Japanese Knotweed
Japanese knotweed (Fallopia japonica) has been called a “nightmare” and a “botanical bully,” and is considered invasive in many parts of the world. These characterizations give you a pretty good …
Prepare Now for Fall Pastures
Fall pasture management can help ensure a healthy pasture for next year. As dry summer days give over to autumn rains, pasture grasses experience new root growth and work to …
Have Horses? Pasture, Mud, and Manure Videos from Clackamas SWCD
Check out our three new videos that address horse pasture, mud, and manure management. They are quick and informative! Did your dream of weed-free, lush pasture turn into weedy, muddy …
Invasive Weed of the Month: Puncturevine (Goat Heads)
Puncturevine (Tribulus terrestris) is aptly named! This invasive weed has spiny seed heads on it that can easily puncture a bike tire, inflatable raft, animal paw, or footwear. Be on …
Invasive Weed of the Month: Policeman’s Helmet
Policeman’s helmet (Impatiens glandulifera) is an invasive annual which threatens streams and rivers throughout the Pacific Northwest. It is a Class B invasive weed in Oregon. This means that it …