Please tell me what this plant is?

Please tell me what this plant is?

These are in a town square in my hometown of Lompoc, CA. I live on the Central Coast of the state. Photobucket Photobucket Photobucket They are over 6' tall, some of them. Thank you so much!
Grandmother’s Iris

Grandmother’s Iris

Garden Update

Garden Update

Identification

Identification

myroom

myroom

squirrels

squirrels

Where Oh Where Did I Go Wrong?

Where Oh Where Did I Go Wrong?