Most common environmental stresses that impact street tree vitality in the North Central region of the U.S., as perceived by respondents in a survey conducted in 1982.
| Environmental stress | Weighted value |
|---|---|
| Drought | 10.1 |
| Salt | 6.0 |
| Lawn mower | 5.4 |
| Chlorosis | 4.1 |
| Vandalism | 3.9 |
| Winter dieback | 2.8 |
| Soil compaction | 2.8 |