Annual bluegrass

Annual bluegrass                                        

Poa annua L.
Poaceae (Grass family)

Life cycle

Clump-forming winter or summer annual.

Leaves

Hairless, soft, light green leaves are folded in the bud and lack auricles. Leaves have linear margins (sides parallel) and distinctive boat-shaped tips.

Ligule

Slightly pointed membranous ligule.

Stems

Upright, bending, up to 1-foot-tall stems are clump-forming, enlarge by tillering and may root at the lower nodes.

AnnualbluegrassPoa-annuaPlant-300x225
Annual bluegrass – Poa annua – plant
AnnualbluegrassPoa-annuaSeedHead-300x225
Annual bluegrass – Poa annua – seed head
AnnualbluegrassPoa-annuaLeafTip-300x225
Annual bluegrass – Poa annua – seed head leaf tip

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