Fall is the perfect season to identify and remove problem plants. Identify four invasive weeds and learn how to remove them.

Weeds are a nuisance, but some are worse than others. You may have heard the terms noxious and invasive weeds. Both are more harmful than typical weeds. They differ in how they interact with people, ...

Spotted knapweed is a regulated Class B noxious weed. Control is required in King County. Spotted knapweed is also on the Washington quarantine list making it illegal to buy, sell, or offer it for ...

Information about the noxious weed bighead knapweed. Bighead knapweed is also known by its Latin name, Centaurea macrocephala. Bighead knapweed is a Class A noxious weed in King County. This means ...

JACKSONVILLE, Fla. – Wrangling weeds may sound simple, but during National Invasive Species Awareness Week (NISAW) it becomes a focused effort to protect Florida’s native landscapes one invasive plant ...

A large plant of this species can produce nearly 75,000 seeds.

So scores of volunteers fanned out across the still-closed Eaton Canyon on Wednesday morning, crouching low and working by ...

GRAND JUNCTION, Colo. (KJCT) - Mesa County is warning residents about a noxious weed species called flowering rush. Flowering rush is a rare species of noxious weed that puts out a chemical that ...