Quercus velutina Black Oak Fagaceae
| FIA distributions (1359 counties) quartiles: | min | 1st | mean | median | 3rd | max | rank |
| Diameter, cm (14279 plots) | 0.3 | 16.3 | 27.8 | 27.6 | 37.8 | 119.9 | 16 |
| Growth Rate, cm2/yr (6509 plots) | 0.1 | 12.8 | 23.6 | 19.8 | 29.6 | 364.4 | 21 |
| Annual Temperature, °C | 2.9 | 9.9 | 12.4 | 12.5 | 15.0 | 19.8 | 40 |
| January Temperature, °C | -13.8 | -3.7 | -0.3 | -0.4 | 3.5 | 10.4 | 40 |
| Precipitation, mm | 85 | 982 | 1130 | 1120 | 1270 | 1930 | 41 |
| Potential Evapotranspiration, mm/month | 24.5 | 55.1 | 64.7 | 65.1 | 74.4 | 113.0 | 43 |
| Maximum Elevation, m | 5 | 213 | 412 | 326 | 474 | 2000 | 37 |
| Slope, percent | 0.8 | 5.1 | 11.8 | 9.4 | 15.3 | 51.0 | 24 |
| pH | 2.1 | 3.9 | 4.6 | 4.5 | 5.3 | 7.4 | 60 |
| Permeability, cm/hr | 0.3 | 1.1 | 2.2 | 1.6 | 2.6 | 14.2 | 50 |
| Organic Matter, percent | 0.8 | 1.6 | 2.8 | 2.1 | 2.9 | 28.5 | 45 |
| Clay, percent | 2.4 | 18.8 | 23.2 | 23.7 | 28.6 | 51.9 | 34 |
| Water-Holding Capacity, cm/cm | 3.1 | 6.0 | 7.4 | 7.1 | 8.8 | 11.9 | 41 |