Mid-Atlantic Invaders Tool

Canada bluegrass

Poa compressa

L.

Taxon, Habit: Plant, Graminoid, Grass

Habitat: Terrestrial/Wetland

U.S. Nativity: Introduced



Species Synonym(s): None

Common Name(s): flat-stem blue grass

Family: Poaceae (Grass Family)

Family Synonym(s): None

Native Range (GRIN):

Plant

Joseph M. DiTomaso, University of California - Davis

Plant

Leslie J. Mehrhoff, University of Connecticut

Plant

Leslie J. Mehrhoff, University of Connecticut

Plant

Leslie J. Mehrhoff, University of Connecticut

Plant

Leslie J. Mehrhoff, University of Connecticut

Stem

Joseph M. DiTomaso, University of California - Davis

Flower

Leslie J. Mehrhoff, University of Connecticut

Flower

Joseph M. DiTomaso, University of California - Davis

Root

Leslie J. Mehrhoff, University of Connecticut

Uses


Landscape Ornamental Use (GRIN): No

All Uses (GRIN): Erosion control, Lawn/turf, Potential seed contaminant

Distribution Map (EDDMapS)


Wetland Indicator


Summary: Canada bluegrass (Poa compressa) is a Terrestrial/Wetland species.

Atlantic and Gulf Coastal Plain (AGCP):

Mid-Atlantic Coastal Plain regions

Eastern Mountains and Piedmont (EMP):

Mid-Atlantic Piedmont and Mountain regions

Northcentral and Northeast (NCNE):

Northern parts of PA and NJ (and beyond)


Legend (data from U.S. Army Corps of Engineers)


OBL (Obligate wetland): Almost always occurs in wetlands (estimated probability > 99%) under natural conditions

FACW (Facultative wetland): Usually occurs in wetlands (estimated probability 67% - 99%), but occasionally found in non-wetlands

FAC (Facultative): Equally likely to occur in wetlands (estimated probability 34% - 66%) or non-wetlands

FACU (Facultative upland): Usually occur in non-wetlands (estimated probability 67% - 99%), but occasionally found in wetlands (estimated probability 1% - 33%)

UPL (Obligate upland): Occur almost always (estimated probability > 99%) in non-wetlands under natural conditions

Taxonomic Rank


Kingdom: Plantae
Phylum: Magnoliophyta
Class: Liliopsida
Subclass: Commelinidae
Order: Cyperales
Family: Poaceae
Genus: Poa
Subject: Poa compressa L.

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