Tsuga canadensis Eastern Hemlock Pinaceae
| FIA distributions (341 counties) quartiles: | min | 1st | mean | median | 3rd | max | rank |
| Diameter, cm (4546 plots) | 0.3 | 20.0 | 29.0 | 27.9 | 37.5 | 99.6 | 14 |
| Growth Rate, cm2/yr (1369 plots) | 0.8 | 13.1 | 21.4 | 19.0 | 26.6 | 84.4 | 23 |
| Annual Temperature, °C | 2.2 | 5.8 | 7.9 | 7.5 | 9.9 | 15.3 | 72 |
| January Temperature, °C | -13.8 | -7.9 | -5.3 | -5.4 | -2.5 | 4.2 | 71 |
| Precipitation, mm | 699 | 852 | 1030 | 1040 | 1160 | 1570 | 55 |
| Potential Evapotranspiration, mm/month | 12.6 | 39.4 | 46.9 | 45.4 | 54.1 | 82.2 | 74 |
| Maximum Elevation, m | 34 | 407 | 658 | 580 | 798 | 1980 | 3 |
| Slope, percent | 0.0 | 7.4 | 15.2 | 12.3 | 19.0 | 51.0 | 7 |
| pH | 2.1 | 3.7 | 4.5 | 4.2 | 5.1 | 7.0 | 74 |
| Permeability, cm/hr | 0.6 | 1.7 | 3.5 | 2.6 | 4.3 | 14.2 | 8 |
| Organic Matter, percent | 1.2 | 2.6 | 5.5 | 4.0 | 6.5 | 28.3 | 10 |
| Clay, percent | 2.5 | 8.1 | 13.7 | 14.5 | 18.1 | 35.4 | 74 |
| Water-Holding Capacity, cm/cm | 3.6 | 5.2 | 6.1 | 5.9 | 6.7 | 11.7 | 78 |