Is this a grass or weed...?

[dancar81]

Anyone know what it is, how do I control it? Looks like a grass..heads form sometimes at less than 1 inch some are at 3 inches. Doesn't match current turf.

http://i31.tinypic.com/313fyx5.jpg

http://i31.tinypic.com/2drea0p.jpg

[44DCNF]

research poa annua

[garydale]

It is poa annua, annual bluegrass a weed to most of us.

[(wi) Roots]

Use: Corsair (nufarm) Better know as Chlorsulfuron