Peters Professional Acid Special Fertilizer 21-7-7
Produce healthy acid-loving crops with this formula's high potential acidity that offsets high water alkalinity or lowers pH levels in growing media. C (Customizing) component can be used with a variety of B (Base) formulations. Excellent choice for Water Types 3 and 4. Contains a full range of essential micronutrients plus extra iron to promote greening.
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