Tansy Ragwort is blooming now, producing lots of little yellow, daisy-like flowers on straight stems 2 to 4 feet high with divided, rather lacy foliage. Pretty as a yarrow, tansy ragwort looks ...

Question: One thing that I learned soon after purchasing my small acreage, is that tansy is an invasive species and should not be propagated, per information from Oregon State University.

If there was ever a weed to classify as relentless, it would be tansy ragwort. This plant is native to parts of Europe, Asia, and Africa and has become an invasive non-native plant in the U.S. It ...

Tansy ragwort (Senecio jacobaea) is a biennial from Eurasia. It is often found in poorly-managed pastures, riparian areas, roadsides, forests and gardens. This plant may reach six feet tall with ...

CORVALLIS — Tansy ragwort has made a comeback in western Oregon through a combination of weather and a “down cycle” for the three insects used to control this toxic weed. This continues a ...

Biocontrol agents and proper management practices are the best defense against a reoccurring tansy ragwort problem, according to livestock and weed control specialists. After being held in check ...

Oregon State University researchers warn that tansy ragwort, an invasive weed that can kill horses and cattle if they eat it, is flourishing in western Oregon this summer after nearly three ...

Fields and byways are beautiful with abundant blossoms and foliage - especially tansy ragwort. It is past time for persons responsible for both public and private areas to remove these exotic ...

People say ridding their properties of tansy ragwort is a continuing battle. Some call the plant a curse. Tansy ragwort is a Class B noxious weed, meaning it is a high priority for removal and ...

The war against tansy ragwort in Oregon has essentially been won, says Peter McEvoy, a professor of ecology at Oregon State University, who spoke Wednesday at the annual meeting of the Ecological ...

YACHATS — Help eradicate tansy ragwort one step at a time at the Siuslaw National Forest and city of Yachats National Trails Day weed-pulling expedition at 9 a.m. Saturday, June 6, at the Cape ...