
Subsoil - Wikipedia
Subsoil is the layer of soil under the topsoil on the surface of the ground. Like topsoil, it is composed of a variable mixture of small particles such as sand, silt and clay, but with a much …
What Is Subsoil and How Does It Help a Garden? - The Family Handyman
Mar 28, 2025 · Subsoil is the layer of soil below topsoil where minerals accumulate as they work their way down from the surface. It is also called “undersoil” or “B soil horizon.”
Subsoil | Soil Structure, Composition & Formation | Britannica
Subsoil, Layer (stratum) of earth immediately below the surface soil, consisting predominantly of minerals and leached materials such as iron and aluminum compounds.
SUBSOIL Definition & Meaning - Merriam-Webster
The meaning of SUBSOIL is the stratum of weathered material that underlies the surface soil.
What is subsoil and how does it help a garden?
Dec 5, 2022 · The movement of smaller soil particles from the surface soil into the subsoil increases clay content. The subsoil also lacks many of the rooting channels and biological …
What is Subsoil? Composition, Function and Management
Jun 15, 2024 · Subsoil is the layer of soil found beneath the topsoil and above the bedrock. It typically consists of a mixture of sand, silt, and clay.
What Is Sub Soil? - Understanding Soil Layers - GardenerBible
Jul 22, 2025 · Subsoil, the B horizon, often lies beneath the topsoil and is a crucial component of the soil ecosystem. While less fertile than topsoil, it plays a vital role in water storage, nutrient …
What Is the Difference Between Topsoil and Subsoil?
Feb 6, 2024 · Subsoil: Subsoil lies just beneath topsoil, extending several feet below the surface. It contains fewer organic materials and is primarily composed of minerals.
Subsoil: Definition and Uses - Hello Gravel
Apr 28, 2024 · Subsoil, also known as the ‘B-horizon’ in soil science, is the layer of soil that lies beneath the topsoil (A-horizon) and above the bedrock or parent material (C-horizon).
Subsoil - an overview | ScienceDirect Topics
Subsoil is defined as the stratum of soil immediately below the surface soil or topsoil, which can significantly impact a soil's productivity by affecting root penetration, nutrient uptake, and water …