A robust monocarpic perennial herb occurring in dry, often ungrazed, grasslands, open scrub and woods on limestone, chalk and lime-rich clay. It also grows in disturbed habitats created by quarrying. 0-310 m (Hassop Mines, Derbys.).
There has been little overall change in the distribution of C. eriophorum since the 1962 Atlas. It has declined in some areas on the edges of its range, particularly in East Anglia where populations may have been only casual.
European Temperate element.
Light (Ellenberg): 8
Moisture (Ellenberg): 4
Reaction (Ellenberg): 8
Nitrogen (Ellenberg): 5
Salt Tolerance (Ellenberg): 0
January Mean Temperature (Celsius): 3.6
July Mean Temperature (Celsius): 16
Annual Precipitation (mm): 745
Height (cm): 150
Perennation - primary
Life Form - primary
Clonality - primary
Count of 10km squares in Great Britain: 447
Count of 10km squares in Ireland: 0
Count of 10km squares in the Channel Isles: 0
Atlas Change Index: -0.08
Weighted Changed Factor: -28
Weighted Change Factor Confidence (90%)
Atlas text references
1995. Flora dels Països Catalans, III. Pirolàcies-Compostes.
1992. Vergleichende Chorologie der zentraleuropäischen Flora. Volume 3. 2 vols.
1999. Biological Flora of the British Isles. No. 206. Cirsium eriophorum (L.) Scop. Journal of Ecology. 87:529-542.