Peters 21-7-7 Acid Special Fertilizer

★★★★★ 4.8 117 reviews

US$9.92
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US$9.92
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Product details

Management number 232250263 Release Date 2026/06/21 List Price US$9.92 Model Number 232250263
Category

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

Specifications

Total Nitrogen (N)....................................... 21%
10.4% Ammoniacal Nitrogen
10.6% Urea Nitrogen
Available Phosphate (P2O5)....................... 7%
Soluble Potash (K2O)................................. 7%
Magnesium (Mg)......................................... 0.6%
0.6% Water Soluble Magnesium (Mg)
Sulfur (S)......................................... 13%
13% Combined Sulfur(S)
Boron (B).................................................... 0.0262%
Copper (Cu)................................................ 0.0262%
0.0262% Chelated Copper (Cu)
Iron (Fe)...................................................... 0.15%
0.15% Chelated Iron (Fe)
Manganese (Mn)......................................... 0.05%
0.05% Chelated Manganese (Mn)
Molybdenum (Mo)....................................... 0.01%
Zinc (Zn)...................................................... 0.05%
0.05% Chelated Zinc (Zn)


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4.8 out of 5
★★★★★
117 ratings | 48 reviews
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