Conopodium majus

Tracheophyta MagnoliopsidaUmbelliferaeConopodiumConopodium majus


A perennial herb, found in damp or shaded meadows and pastures, hedgerows, roadside verges, copses and woodlands; especially characteristic of some types of northern hay meadow (Rodwell, 1992). It grows on a wide range of acidic and base-rich soils. 0-700 m (Breadalbanes, Mid Perth), and 845 m on Great Dun Fell (Westmorland).



World Distribution

Oceanic Temperate element.

Broad Habitats

Light (Ellenberg): 6

Moisture (Ellenberg): 5

Reaction (Ellenberg): 5

Nitrogen (Ellenberg): 5


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.5

July Mean Temperature (Celsius): 14.5

Annual Precipitation (mm): 1102

Life form information

Height (cm): 40

Perennation - primary


Life Form - primary

Non-bulbous geophyte (rhizome, corm or tuber)



Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 2520

Count of 10km squares in Ireland: 755

Count of 10km squares in the Channel Isles: 7

Atlas Change Index: -0.19

Weighted Changed Factor: -23

Weighted Change Factor Confidence (90%)


Distribution information

JNCC Designations


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