Most common species and percentage of trees topped, by species.
| Species | % topped |
|---|---|
| Silver maple (Acer saccharinum) | 34 |
| Pin oak (Quercus palustris) | 2 |
| Green ash (Fraxinus pennyslvanica) | 6 |
| Sugar maple (Acer saccharum) | 8 |
| Siberian elm (Ulmus pumila) | 29 |
| Sweetgum (Liquidambar styraciflua) | 5 |
| Redbud (Cercis canadensis) | 6 |
| American elm (Ulmus americana) | 13 |
| Bradford pear (Pyrus calleryana ‘Bradford’) | 12 |
| Red maple (Acer rubrum) | 5 |