What am I?

Anyone know what this plant is? It has grown up outside of work. I have never noticed it before so I don't know if it has blown in from somewhere.
I can't even remember it being in flower so no clues there.
These look amazing .....
Stock take today....long job
Tried to go shopping on the way home realised purse was still at work...stupid
Burnt the tea but it was still edible!!!
Night all