Salix spp. Willow Salicaceae
| FIA distributions (452 counties) quartiles: | min | 1st | mean | median | 3rd | max | rank |
| Diameter, cm (1015 plots) | 0.3 | 3.0 | 19.1 | 10.7 | 32.1 | 142.7 | 62 |
| Growth Rate, cm2/yr (476 plots) | 0.3 | 11.8 | 32.9 | 24.9 | 46.6 | 271.3 | 12 |
| Annual Temperature, °C | 2.2 | 13.2 | 14.8 | 16.3 | 18.0 | 22.0 | 15 |
| January Temperature, °C | -12.0 | 1.3 | 3.7 | 5.1 | 8.1 | 16.2 | 16 |
| Precipitation, mm | 777 | 1120 | 1240 | 1240 | 1360 | 1610 | 20 |
| Potential Evapotranspiration, mm/month | 12.6 | 58.6 | 68.2 | 73.0 | 80.3 | 107.0 | 23 |
| Maximum Elevation, m | 3 | 87 | 281 | 169 | 335 | 1860 | 65 |
| Slope, percent | 0.4 | 1.9 | 7.1 | 5.4 | 10.1 | 42.4 | 68 |
| pH | 2.1 | 4.3 | 4.7 | 4.7 | 5.1 | 7.3 | 36 |
| Permeability, cm/hr | 0.3 | 1.1 | 2.6 | 1.7 | 3.7 | 10.7 | 32 |
| Organic Matter, percent | 0.8 | 1.5 | 3.4 | 1.9 | 4.2 | 34.5 | 59 |
| Clay, percent | 3.1 | 16.8 | 22.7 | 22.5 | 28.8 | 53.1 | 54 |
| Water-Holding Capacity, cm/cm | 3.9 | 6.1 | 7.4 | 7.2 | 8.8 | 11.9 | 34 |