Poa chaixii

Tracheophyta MagnoliopsidaPoaceaePoaPoa chaixii


A stout, densely tufted perennial herb naturalised in copses and open woodland. It is occasionally found growing with Festuca heterophylla, another ornamental species admired by Victorian gardeners. Generally lowland, but reaching 395 m (The Quiraing, N. Ebudes).



World Distribution

Native of montane woods in C. & S. Europe; widely naturalised further north.

Broad Habitats

Broadleaved, mixed and yew woodland

Light (Ellenberg): 5

Moisture (Ellenberg): 5

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 5

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.1

July Mean Temperature (Celsius): 14.5

Annual Precipitation (mm): 959

Height (cm): 100

Perennation - primary


Life Form - primary




Clonality - primary

Tussock-forming graminoid, may slowly spread

Count of 10km squares in Great Britain: 169

Count of 10km squares in Ireland: 3

Count of 10km squares in the Channel Isles: 1

Atlas Change Index: -0.05

JNCC Designations


Atlas text references

Atlas (382a)
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Meusel H, Jäger E, Weinert E
1965.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.
Ryves TB, Clement EJ, Foster MC
1996.  Alien grasses of the British Isles.