1. It’s More Than Just Dirt! Horticultural Science

2. What’s the Difference between Soil and Dirt?

3. Types of Soil Pores

4. Types of Soil Water

5. Soil Drainage

6. Why use Artificial Soil? Control of Fertility Control of Fertility Increased Drainage Increased Drainage Less Chance of Contamination by Bacteria, Fungi, Nematodes, etc Less Chance of Contamination by Bacteria, Fungi, Nematodes, etc

7. The Components of Artificial Soil Peat Moss Peat Moss Vermiculite- Water Retention Vermiculite- Water Retention Perilite- Drainage Perilite- Drainage Bark (Region Dependent)- Water Retention Bark (Region Dependent)- Water Retention Slow Release Fertilizer - Nutrients Slow Release Fertilizer - Nutrients