Soil Origin and Management

Proportions of nitrogen, phosphorus, and potassium that are expressed as percentages on the label

• Perlite

• Fertilizer Grade

• Complete Fertilizer

• Aggregates

Crumbs made up of clay, silt and sand particles which are held together by a gel-like substance

• Perlite

• Fertilizer Grade

• Aggregates

• Complete Fertilizer

Horizons A, B, & C.

• Profile

• Master Horizons

• Horizon

• Dessert Cup

Natural volcanic glass material that has water-holding capabilities

• Perlite

• Gympsum

• Complete Fertilizer

• Fertilizer Grade

Soil amendment often used to reduce alkalinity.

• Perlite

• Gympsum

• Lime

• Sulfur Sulfate

Having certain contents removed by water.

• Hydroponics

• Leached

• Horizon

• Gypsum

B Horizon in soil profile

• Top soil

• Sub soil

• Parent Material

• Bedrock

A Horizon in soil profile

• Top Soil

• Sub Soil

• Parent Material

• Bedrock

Very fine mineral particles of soil

• Sand

• Silt

• Clay

• Horizon

Large mineral particles of soil

• Sand

• Silt

• Clay

• Horizons