A perennial, or rarely biennial, herb of acidic soils in dry heathy and gravelly places. It is also frequent on shingle, railway ballast and embankments, and, less commonly, in arable fields. It is tolerant of grazing. Generally lowland, but reaching 425 m (Sow of Atholl, E. Perth).
L. heterophyllum was mapped as `all records` in the 1962 Atlas. There is little evidence of any change in its distribution except in S.E. England where it appears to be decreasing.
Oceanic Southern-temperate element.
Light (Ellenberg): 7
Moisture (Ellenberg): 4
Reaction (Ellenberg): 5
Nitrogen (Ellenberg): 4
Salt Tolerance (Ellenberg): 0
January Mean Temperature (Celsius): 3.8
July Mean Temperature (Celsius): 14.7
Annual Precipitation (mm): 1074
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
1990. Flora dels Països Catalans, II. Crucíferes-Amarantàcies.
Jalas & Suominen (1996)
1991. Crucifers of Great Britain and Ireland. Botanical Society of the British Isles Handbook no. 6.