Evaluation Data for Urban Street Trees (Ranked According to Foliage Condition)
| Name | No. of trees evaluated | Ave. height (m) | Ave. dbh (cm) | Ave. crown diameter (m) | Foliage*condition | Major problems |
|---|---|---|---|---|---|---|
| Prunus serrulata cv. Kwanzan | 8 | 7.3 | 19.2 | 6.8 | 1.00 | none |
| Robinia pseudoacacia | 10 | 14.4 | 22.3 | 7.0 | 1.00. | none |
| Ulmus parvifolia | 6 | 12.4 | 26.0 | 9.8 | 1.00 | none |
| Sophora japonica | 36 | 12.1 | 23.8 | 9.7 | 1.08 | none |
| Ginkgo biloba | 14 | 12.5 | 23.3 | 5.2 | 1.15 | none |
| Quercus robur | 17 | 10.7 | 21.8 | 7.0 | 1.29 | none |
| Liquidambar styraciflua | 18 | 9.5 | 15.7 | 5.0 | 1.44 | branch dieback |
| Gleditsia triacanthos | 44 | 14.2 | 22.1 | 10.0 | 1.54 | mimosa webworm frost cracks |
| Quercus rubra | 53 | 12.0 | 18.7 | 5.7 | 1.72 | obscure scale kermes scale** |
| Crataegus phaenopyrum | 9 | 6.2 | 12.3 | 5.1 | 2.10 | lacebug*** |
| Ulmus americana cv. Augustine ascending | 47 | 16.3 | 28.2 | 7.9 | 2.15 | elm-leaf beetle |
| Quercus phellos | 48 | 13.1 | 24.3 | 8.4 | 2.42 | obscure scale, chlorosis |
| Tilia cordata | 40 | 8.7 | 18.5 | 6.4 | 2.50 | marginal leaf scorch |
| Quercus palustris | 6 | 13.4 | 23.6 | 10.2 | 2.60 | obscure scale chlorosis |
| Acer platanoides | 26 | 10.1 | 20.3 | 7.5 | 2.77 | leaf scorch, frost crack |