Betula lenta Sweet Birch Betulaceae
| FIA distributions (257 counties) quartiles: | min | 1st | mean | median | 3rd | max | rank |
| Diameter, cm (2829 plots) | 0.3 | 8.7 | 17.4 | 17.8 | 24.6 | 82.4 | 43 |
| Growth Rate, cm2/yr (1015 plots) | 0.8 | 7.9 | 12.2 | 10.6 | 14.7 | 54.1 | 57 |
| Annual Temperature, °C | 3.6 | 7.5 | 9.2 | 9.2 | 10.8 | 14.5 | 68 |
| January Temperature, °C | -10.9 | -5.6 | -3.6 | -3.3 | -1.5 | 3.0 | 61 |
| Precipitation, mm | 748 | 1010 | 1100 | 1090 | 1180 | 1560 | 45 |
| Potential Evapotranspiration, mm/month | 26.0 | 42.4 | 50.2 | 49.4 | 57.9 | 82.2 | 69 |
| Maximum Elevation, m | 15 | 441 | 685 | 639 | 853 | 1980 | 2 |
| Slope, percent | 1.1 | 11.4 | 19.1 | 15.8 | 28.0 | 51.0 | 2 |
| pH | 2.5 | 3.6 | 4.0 | 4.0 | 4.4 | 6.4 | 79 |
| Permeability, cm/hr | 0.6 | 1.5 | 2.6 | 2.2 | 3.3 | 10.1 | 22 |
| Organic Matter, percent | 1.2 | 2.4 | 3.4 | 2.7 | 4.2 | 16.0 | 18 |
| Clay, percent | 2.5 | 12.7 | 15.5 | 16.2 | 19.5 | 30.5 | 68 |
| Water-Holding Capacity, cm/cm | 3.1 | 5.0 | 5.6 | 5.5 | 6.2 | 8.3 | 80 |