Scrophularia nodosa

Tracheophyta MagnoliopsidaScrophulariaceaeScrophulariaScrophularia nodosa


A perennial herb of open or shaded habitats, preferring fertile soils and found in damp woodland, woodland rides, hedge banks, ditches and riversides, and sometimes in drier sites on waste ground. Generally lowland, but reaching 480 m at Angle Tarn, Patterdale (Westmorland).



World Distribution

Eurosiberian Temperate element.

Broad Habitats

Light (Ellenberg): 5

Moisture (Ellenberg): 6

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 6


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.6

July Mean Temperature (Celsius): 14.7

Annual Precipitation (mm): 1069

Life form information

Height (cm): 100

Perennation - primary


Life Form - primary




Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 2327

Count of 10km squares in Ireland: 850

Count of 10km squares in the Channel Isles: 6

Atlas Change Index: -0.37

Weighted Changed Factor: 1

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

Atlas (224d)
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Meusel H, Jäger E, Rauschert S, Weinert E
1978.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 2. 2 vols.