Woodland Trust Tree Age Calculator
| Diameter at Breast Height (DBH) in inches | Estimated Age (years) |
|---|---|
| 4 | 10 |
| 8 | 25 |
| 12 | 45 |
| 16 | 70 |
| 20 | 100 |
| 24 | 140 |
| 28 | 190 |
| 32 | 250 |
| 36 | 320 |
| 40 | 400 |
| Diameter at Breast Height (DBH) in inches | Estimated Age (years) |
|---|---|
| 4 | 10 |
| 8 | 25 |
| 12 | 45 |
| 16 | 70 |
| 20 | 100 |
| 24 | 140 |
| 28 | 190 |
| 32 | 250 |
| 36 | 320 |
| 40 | 400 |