Hordeum secalinum

Tracheophyta MagnoliopsidaPoaceaeHordeumHordeum secalinum


A perennial herb of meadows, pastures and roadsides, often in river valley floodplains and showing a strong preference for sticky clay soils. In coastal areas it is frequently abundant in grazing marsh grasslands and on earthen sea walls. Lowland.



World Distribution

European Temperate element.

© P. Shannon

Broad Habitats

Improved grassland

Light (Ellenberg): 8

Moisture (Ellenberg): 6

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 6


Salt Tolerance (Ellenberg): 1

January Mean Temperature (Celsius): 3.8

July Mean Temperature (Celsius): 16

Annual Precipitation (mm): 742

Life form information

Height (cm): 70

Perennation - primary


Life Form - primary




Clonality - primary

Tussock-forming graminoid, may slowly spread

Distribution information

Count of 10km squares in Great Britain: 926

Count of 10km squares in Ireland: 30

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.19

Weighted Changed Factor: 12

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