Speargrass

Speargrass_jpgThere are about 75 species of Bluegrass (Poa) in the United States and about 200 worldwide.   Another member of this genus, Kentucky Bluegrass (Poa pratenis) is much cultivated for lawns. Annual Bluegrass has much value for wildlife—especially seed eating birds. The seeds are also eaten by rodents and the leaves are grazed by small mammals and big game.

OtherCommonName:

Annual Bluegrass, Low Speargrass, Six-Weeks Grass

ScientificName:

Poa annua

Community:

Edge

PlantStatus:

Naturalized from Europe

LifeSpan:

Annual

PlantHeight:

to 20 inches

FruitingTime:

Mid April to July

Distribution:

Throughout the United States and north to Alaska ~ Statewide in New Jersey

FloweringTime:

Mid April to July

IdentifyingCharacteristics:

Tufted ~ Blades soft, flattened, spreading branches ~ Spikelets green, hairy, 2 inches long. Consider the often quoted rhyme when identifying grasses: “Sedges have edges, Rushes are round, Grasses have joints from their tips to the ground.”