1. What is different about these soils?

2. Regolith
regolith [ˈrɛgəlɪθ]n(Earth Sciences / Geological Science) the layer of loose material covering the bedrock of the earth and moon, etc., comprising soil, sand, rock fragments, volcanic ash, glacial drift, etc.[from Greek rhēgos covering, blanket + lithos stone]

3. SOIL- Part of the regolith that will support rooted plants.
A combination of weathered minerals from rock and organic matter.
TYPES OF SOIL
1. Residual - Soil that has formed from the rocks and regolith right under the soil.
Very Rare
“Residue”
2. Transported - Soil that has been moved into an area from another place.
Very Common

4. SOIL FORMATION Rock begins to get weathered at the Earth’s surface
Top layer of rock breaks down, solid rock underneath becomes exposed to water, animals, and plant roots
This creates horizontal layers or zones called Soil Horizons

5. Bedrock (unweathered)
Organic Material
Top Soil
Mineral Soil
Weathered rock
Bedrock (unweathered)

6. IMMATURE SOIL
MATURE SOIL
TOPSOIL
SUBSOIL
PARTLY WEATHERED RK

7. When planting trees we use peat moss, but why????