An annual occurring as a casual (rarely persisting) on rubbish tips, in dockyards, arable fields and on waste ground and in places where bird-seed is scattered. Lowland.
A. artemisiifolia was cultivated in Britain by 1759 and has been recorded as a casual since 1836. It is introduced with oil-seed, grain and other agricultural seed, and with animal and bird feed. It was not mapped in the 1962 Atlas.
Native of N. America; widely naturalised elsewhere.
PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections. A hardcopy can be purchased from the Centre for Ecology and Hydrology.
Atlas text references
1975. The biology of Canadian weeds. 11. Ambrosia artemisiifolia L. and A. psilostachya DC. Canadian Journal of Plant Science. 55:463-476. .
1992. Vergleichende Chorologie der zentraleuropäischen Flora. Volume 3. 2 vols.