Magnolia virginiana Sweetbay Magnoliaceae
| FIA distributions (374 counties) quartiles: | min | 1st | mean | median | 3rd | max | rank |
| Diameter, cm (3129 plots) | 0.3 | 3.9 | 12.9 | 7.6 | 19.3 | 77.2 | 70 |
| Growth Rate, cm2/yr (1320 plots) | 0.1 | 5.0 | 13.0 | 9.9 | 17.5 | 107.3 | 58 |
| Annual Temperature, °C | 9.0 | 16.3 | 17.4 | 17.8 | 18.8 | 22.6 | 5 |
| January Temperature, °C | -0.8 | 5.7 | 7.7 | 8.0 | 9.5 | 16.7 | 5 |
| Precipitation, mm | 1010 | 1180 | 1300 | 1290 | 1400 | 1630 | 9 |
| Potential Evapotranspiration, mm/month | 41.8 | 68.0 | 74.0 | 76.0 | 81.2 | 89.9 | 8 |
| Maximum Elevation, m | 3 | 52 | 113 | 104 | 160 | 468 | 77 |
| Slope, percent | 0.5 | 1.7 | 4.2 | 2.8 | 5.9 | 18.1 | 75 |
| pH | 2.5 | 4.5 | 4.7 | 4.7 | 4.9 | 6.1 | 36 |
| Permeability, cm/hr | 0.4 | 2.1 | 4.3 | 4.0 | 5.6 | 11.0 | 5 |
| Organic Matter, percent | 0.8 | 1.5 | 3.8 | 1.9 | 4.2 | 46.2 | 57 |
| Clay, percent | 3.1 | 16.2 | 20.0 | 21.0 | 24.7 | 37.9 | 66 |
| Water-Holding Capacity, cm/cm | 3.6 | 6.2 | 7.2 | 6.9 | 8.1 | 12.0 | 54 |