Measure the height of the layers of sand, silt and clay, and figure the percentage of each. A healthy garden soil should be ...

Adopt this method on regularly-shaped plots, where it's important that the soil has an even texture. Single digging ... and it’s essential to keep the two layers of soil (subsoil and topsoil ...

Boundary layer - Resistive layer of air on the surface ... than sun leaves (leaves developing under full sunlight). Soil texture - Grain fractions in soil such as sand (0.05 - 2mm), silt (0. ...

as the fine texture didn’t allow much room for drainage. Today, the soil is dark and full of large clumps, with bigger gaps between the particles. Water is now able to reach the deeper layers of ...

Topsoil is key to a healthy garden and landscape. Topsoil is the uppermost layer of soil. It's where essential nutrients, ...