I would recommend European linden, sycamore, honey locust, or non-fruiting
sweetgum. Never mind what they would have planted when. Now we know better.
Most of the others would make a mess in the fall or rip up the sidewalk.
Iris,
Central NY, Zone 5a, Sunset Zone 40
"If we see light at the end of the tunnel, It's the light of the oncoming
train."
Robert Lowell (1917-1977)