OP referring to cedar trees? Although I wouldn't mind pine trees being added as well! Towering pines might add a sense of depth we haven't seen before. And even dwarf trees that stop growing once they've reached a certain stage. Similar to Japanese maples, which would definitely be a welcome...
If I were to inhabit a concrete jungle region my first choice would be sprawling TOKYO. It's a city that captures my imagination but not as relentless as many other major cities in it's range. Truly a unique city with a distinct energy all it's own. I'd reside within a relatively new building...