Petroselinum segetum

Tracheophyta MagnoliopsidaApiaceaePetroselinumPetroselinum segetum

Ecology

This slender biennial of well-drained calcareous soils on clay or chalk is found on arable fields margins, on grassy banks, roadsides, railway banks, river banks, by sea walls, in drained estuarine marshes, on rough waste ground and occasionally as a garden weed. Lowland.

Status

Native

World Distribution

Suboceanic Southern-temperate element.

© K.J. Walker, BSBI

Broad Habitats

Light (Ellenberg): 8

Moisture (Ellenberg): 5

Reaction (Ellenberg): 8

Nitrogen (Ellenberg): 6

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 4.1

July Mean Temperature (Celsius): 16.2

Annual Precipitation (mm): 751

Height (cm): 100

Perennation - primary

Biennial, including monocarpic perennials

Life Form - primary

Hemicryptophyte

Comment on Life Form

"CTW treat it as a biennial, but Stace says also annual"

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 482

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 3

Atlas Change Index: 0.12

Weighted Changed Factor: 34

Weighted Change Factor Confidence (90%)

38

JNCC Designations

NHMSYS0000461643