The silent Summit County invaders are gaining even more territory. Noxious weeds are non-native plants that out-compete native species, form monocultures and cause local ecosystems to lose their ...

Dear Johnnie: I live in a small subdivision just outside Longmont city limits. Each day as I walk my dog, I am more and more distressed by one homeowner who apparently thinks Canadian thistles are ...

Is there not a law regarding noxious weeds? … If there is, how can the city and the ditch companies allow the Canadian thistles to just grow rampant along the ditch banks of the Oligarchy and the ...

Why do the state, county and townships let the Canadian thistles go to seed in the road ditches? The Canadian thistle is a noxious weed and by law must be sprayed, cut, or taken care of by some other ...

Canada thistle is not Canada’s friend. Nor is it Canadian. Originally from Europe and Asia, Canada thistle crossed the ocean in the 1600s and quickly spread to most parts of North America. In Ontario, ...

Portions of the two trails leading out of the Crow Valley Campground, Trail of the Mourning Dove and the Birdwalk Trail, will be closed for a few days starting Monday while the U.S. Forest Service ...

Now is an excellent time to be controlling Canada thistles. It is important to clip or apply herbicides to Canada thistle before they flower and produce more seed. Unfortunately, many of the thistles ...