It's an oak tree.
You can put a pig in a tuxedo, but that doesn't make him Liberace. If I throw lights on the big dogwood in front of my house, that doesn't make it a Christmas tree.
If the city wants to have a tree, break down and truck in a big Douglas or White Fir. That's what the rest of planet Earth does.
No one cares if it's "living," but it would be really nice if it at least LOOKED like a traditional Christmas tree.
A Christmas Tree?