Part of the beauty of the Pacific Northwest is the lush forested land that surrounds our homes and communities. This beauty is fragile, however, as we have...
This week is Oregon Invasive Species Awareness Week. Spread the word — not the weeds! Oregon Invasive Species Awareness Week is an opportunity for all...
Don’t let the attractive flowers of orange hawkweed fool you! Orange hawkweed (Hieracium aurantiacum) is a fairly new invasive weed in Clackamas County....
Garlic mustard (Alliaria petiolata) is an increasingly invasive weed in our community. Native to central and western Europe, this fast-growing plant commonly...
Join Clackamas SWCD’s Justin Cooley at Hopkins Demonstration Forest in Beavercreek, Oregon on Saturday, April 12, 2025 for a Forest Weed Management Field...
Canada thistle (Cirsium arvense) is a wide-spread invasive weed found in all parts of Clackamas County. Unlike many native thistles found in Oregon, Canada...
The Clackamas Soil and Water District has a Weed Tool Library. This free resource includes 17 different shrub and tree removal tools and lake rakes available...
National Invasive Species Awareness Week (February 24 – 28, 2025) has begun! Once a year, folks from around the country take a full week to consider the...
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 to...
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...
The Clackamas Soil and Water Conservation District is seeking qualified candidates for multiple WeedWise Technicians to support program efforts in the Mt Hood...
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, and...
Green leaves and red berries of English holly English holly (Ilex aquifolium) is a popular evergreen frequently noticed during the month of December. Festive...
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...
Himalayan blackberry (Rubus bifrons) tantalizes us with its sweet fruits in the summer and tortures us with its prickly vines all year long. Also known as...
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...
Clean your boots! And your sneakers, sandals, and flip-flops too. Give them a quick check before and after you hike to prevent the spread of invasive...
Tansy ragwort (Jacobaea vulgaris) has long tormented hay producers and rural landowners who graze livestock. Horses and cows are especially susceptible to this...
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...
Policeman’s helmet (Impatiens glandulifera) is an invasive annual which threatens streams and rivers throughout the Pacific Northwest. It is a Class B...
This week is Oregon Invasive Species Awareness Week. Spread the word — not the weeds! Oregon Invasive Species Awareness Week is an opportunity for all...
