Section 1 Table of Contents
Table 1.1-2. Ideal soil bulk densities and root growth limiting bulk densities for soils of different textures.
| Soil texture |
Ideal bulk densities |
Bulk densities that may affect root growth |
Bulk densities that may restrict root growth |
| g/cm3 |
| Source: generalized from USDA-NRCS soil quality test kit guide. |
| Sand, loamy sand |
<1.60 |
1.70 |
>1.80 |
| Sandy loam, loam, sandy clay loam, clay loam, silt, silt loam, silty clay loam |
<1.40 |
1.60 |
>1.75 |
| Sandy clay, silty clay, clay |
<1.10 |
1.50 |
>1.60 |
