Table 2.

Annual mortality rate (%), mean diameter growth rate (cm/yr), and mean condition index value of measured trees, stratified by diameter class and 10 most abundant species.

CategoryNAnnual mortality rate (%)Mean growth rate (standard deviation)Mean condition index value (standard deviation)
All trees8062.400.59 (±0.57)0.30 (±0.17)
Size class
>0.1-10.0 cm DBH1686.560.27 (±0.25)0.23 (±0.17)
10.1-20.0 cm DBH1742.670.64 (±0.42)0.28 (±0.17)
20.1-30.0 cm DBH1331.360.72 (±0.47)0.29 (±0.13)
30.1-50.0 cm DBH2000.750.69 (±0.49)0.29 (±0.15)
50.1-75.0 cm DBH891.090.56 (±1.08)0.39 (±0.20)
>75.0 cm DBH421.330.37 (±0.33)0.43 (±0.15)
Species
Norway maple1632.100.46 (±0.23)0.36 (±0.19)
Green ash804.640.50 (±0.33)0.40 (±0.16)
Honeylocust8000.59 (±0.44)0.28 (±0.13)
White cedar572.270.59 (±0.53)0.17 (±0.14)
Silver maple371.510.48 (±0.58)0.39 (±0.13)
Horsechestnut360.760.28 (±0.60)0.37 (±0.16)
Freeman maple271.561.10 (±0.70)0.23 (±0.13)
Littleleaf linden2100.82 (±0.44)0.29 (±0.12)
Tree-of-heaven1912.471.11 (±0.59)0.18 (±0.10)
White mulberry161.751.05 (±2.14)0.33 (±0.12)
Other2702.930.65 (±0.56)0.26 (±0.16)