Emberguard
Emperor
Not sure what is the fuss about those trees, all of them require a road so it's not too practical to hoard them.
hey may require a road but it does not bother me much due to the fact that I build a certain type of city.
Most cities have spaces somewhere that either can't be filled, or would take a lot of effort to rearrange to fill it. So trees would be good for that.
'Cause sure, sometimes you may be better off with something like this:
Other times you won't have buildings that mesh quite so well together and be left with something more like this:
In this second example you could replace the Victory Tower with a tree.