Please identify this grass

ladyjane23

Hello. This picture is of a grass growing outside my greenhouse. I have a few grasses but I am not able to identify. I am hoping it is a larger size of my Quaking grass.
Thank you

AnniD

I pulled one out just like that this morning, l'm fairly sure it's quaking grass. I find it self seeds everywhere. 

ladyjane23

Thank you AnniD if it is I will collect a few seeds and get rid of the large plant.