The range of years included in sample for each species along with the minimum and maximum ages are shown.
| Common name | Min. age | Max. age | No. of years |
|---|---|---|---|
| Silver maple | 5 | 67 | 62 |
| Camphor tree | 6 | 73 | 67 |
| European ash | 2 | 48 | 46 |
| Ginkgo | 8 | 35 | 27 |
| Goldenrain tree | 3 | 37 | 34 |
| Crape myrtle | 5 | 48 | 43 |
| Sweetgum | 15 | 39 | 24 |
| Southern magnolia | 8 | 49 | 41 |
| Chinese pistache | 4 | 36 | 32 |
| London plane | 4 | 89 | 85 |
| Bradford pear | 8 | 48 | 40 |
| Zelkova | 3 | 33 | 30 |