This perennial grows mainly on dry, calcareous to slightly acid, sandy soils, occurring in pastures, on dry roadsides, wayside banks, the margins of arable fields, sandy or gravelly waste ground, sand dunes and sand-pits. 0-300 m (Hounam Law, Roxburghs.).
C. arvense has declined, particularly at the edges of its range. The reasons for this are unclear.
Circumpolar Boreo-temperate element; widely naturalised outside its native range.
Light (Ellenberg): 8
Moisture (Ellenberg): 4
Reaction (Ellenberg): 5
Nitrogen (Ellenberg): 3
Salt Tolerance (Ellenberg): 0
January Mean Temperature (Celsius): 3.3
July Mean Temperature (Celsius): 15.3
Annual Precipitation (mm): 773
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
1986. Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Jalas & Suominen (1983)
1965. Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.