Tansy+Ragwart

Cultural: Good pasture management techniques will prevent infestations. Mechanical: Mowing is not effective, tansy ragwort can re-sprout if entire plant is not removed. Tansy ragwort becomes a perennial and will regrow every year until plant is removed. **References:** All information gathered off of wikipedia sites such as http://www.nwcb.wa.gov/weed_info/Senecio_jacobea.html
 * Scientific Name**:Senecio jacobaea L.
 * Common Name(s**): Common Ragwort
 * Origin:** Introduced from Eurasia
 * Identification:** Flowers: several to many daisy-like, bright yellow flowers in flat-topped clusters. Seeds: Ribbed seeds are 1 mm long wit a pappus of white hairs.
 * Characteristic**s: can reach 1 - 4 feet high, Tansy ragwort usually reproduces by seed, although it can reproduce vegetatively.
 * Habitat:** Tansy ragwort is found roadside, in pastures, fields and cleared forested areas. It is not particular to soil type.
 * Control/ eradication recommendations**: General control methods**:** Small infestations can be controlled manually by pulling up entire plant as long as it is done before flowers begin to seed. Large infestations are better handled by a combination of manual and chemical controls.