Rock Phosphate
NPK Ratio: 0-3-0
Natural mineral source of phosphorus, essential for root development and flowering
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Benefits
- Long-lasting phosphorus source
- Contains trace minerals
- Improves root development
- Enhances flower and fruit production
- Won't burn plants
How to Apply
- Apply 5-10 lbs per 100 square feet
- Mix into soil before planting
- Work into top 6 inches of soil
- Apply once per season
- Best used with composted material
Precautions
- Very slow release - takes months to years
- Most effective in acidic soils
- Avoid breathing dust during application
- Store in dry location
- May be less effective in alkaline soils
Recommended for
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