But Oregon’s Noxious Weed Program has also faced challenges in recent years. For one thing, the earnest young people, like Farrar, who signed up for careers at the agency in the ‘70s and ...

The definition of a weed is relatively vague — a plant growing where you don’t want it, experts explain — but some earn an ...

Invasive weeds enter backyards in multiple ways and once there can cause havoc. “With some of these weeds, you have to fight them forever,” said Ed Peachey, a weed specialist for Oregon State ...

Palmer amaranth, added to Oregon’s noxious weed list in 2024, can inhibit the growth of productive crops. The weed is native to the Southwest but has spread across the country. (Courtesy Oregon ...

Invasive Cuban treefrog species found on tropical plants sold in Beaverton area. Could harm other Oregon species, trigger asthma, allergies.

However, it was later detected in Oregon wholesale nursery stock in 2003. Since then, it’s been detected in limited nursery sites. The invasive, fungal-like pathogen is known to cause sudden oak ...

PORTLAND, Ore. (KOIN) — A species of African mosquito has been found in Oregon for the first time in Jackson County. According to the Oregon Health Authority, Aedes aegypti mosquitos were ...