Tansy ragwort is a killer. ... removing as much as the root as possible. Because tansy ragwort is toxic, be sure to wear gloves and protective clothing when removing tansy.

Tansy ragwort can be confused with either or St. John's wort Hypericum perforatum ), since all three grow to about 3 feet tall, have clusters of yellow flowers and bloom in the same part of the year.

Tansy ragwort is particularly harmful to small farms and those with horses. Rosemary Collins, owner of Pony Up Rescue for Equines in Olalla, said it must be pulled out as soon as it’s noticed ...

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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 ...

Tansy ragwort: Toxic to horses and cattle, tansy ragwort has spread throughout the Northwest. It can be tough to identify, and control measures such as mowing can make the problem worse if not ...

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, ...

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.

Tansy ragwort is pretty, poisonous - and it's back. A variety of sunflower that's toxic to some livestock, the noxious plant's comeback is blamed on Oregon's cool, wet La Nina spring and chilly ...

This spring and summer has been glorious for wild flowers. Fields and byways are beautiful with abundant blossoms and foliage - especially tansy ragwort. It is past time for persons responsible ...

Property owners pulling up noxious weed tansy ragwort can bring it to Castle Rock for free disposal Saturday. The Cowlitz County Noxious Weed Control Program is accepting bagged flowering tansy ...

I SHARE James DG Davidson's concern over the lack of maintenance of roadside verges (Letters, September 12). But his suggestion that tansy and ragwort are one and the same is incorrect, other than ...