Editing Jacobaea vulgaris (section)

==Distribution==
Ragwort is native to the Eurasian continent. In Europe it is widely spread, from [[Scandinavia]] to the Mediterranean.{{citation needed|date=July 2021}} In Britain and Ireland, where it is native, it is listed as a noxious weed.<ref>{{Cite web |url=https://celsolicitors.co.uk/invasive-plants-weeds-uk/?camp=ppc-google-jkw&kw=&mt=b |title = Seven of the most invasive plants in the UK |website=celsolicitors.co.uk |date = 13 July 2020}}</ref>

Ragwort is abundant in waste land, waysides and grazing pastures.<ref>{{cite book |last1=Clapham |first1=A. R. |last2=Tutin |first2=T. G. |last3=Warburg |first3=E. F. |title=Excursion flora of the British Isles |date=1968 |publisher=Cambridge University Press |isbn=978-0-521-04656-5 |edition=2nd |url=https://archive.org/details/excursionfloraof0000clap |url-access=registration}}</ref> Its natural habitat is sand dunes, but it is commonly found along road sides, railways and in light, low fertility soil.<ref>{{Cite web |title=Common ragwort |url=https://www.gardenorganic.org.uk/expert-advice/garden-management/weeds/weed-datasheets/common-ragwort |access-date=2024-05-03 |website=Garden Organic}}</ref>

It has been introduced in many other regions, and is listed as a weed in many. These include:{{citation needed|date=July 2021}}
*North America: The United States, present mainly in the northwest and northeast: [[California]], [[Idaho]], [[Illinois]], [[Maine]], [[Massachusetts]], [[Michigan]], [[Montana]], [[New Jersey]], [[New York state|New York]], [[Oregon]], [[Pennsylvania]], and [[Washington state|Washington]];
*South America: Argentina;
*Africa: North Africa;
*Asia: India and Siberia;
*Australasia: a widespread [[weed]] in New Zealand and Australia.