Soil Research

pH Levels

• Most vegetables: 6.0-7.0
• Blueberries: 4.5-5.5
• Lavender: 6.5-7.5

Amendments

• Compost: improves structure and nutrients
• Perlite: improves drainage
• Peat moss: retains moisture (acidic)
• Lime: raises pH
• Sulfur: lowers pH