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Potassium

- Potting Soil (5)
- Fertilizers and Amendments (67)
  - Liquid Nutrients (9)
  - Dry Nutrients (28)
    
    N (12)
    
    P (6)
    
    K (5)
    
    Balanced NPK (3)
    
    Micros (2)
  - Amendments (23)
- Plant Support (418)
- Manufactured Equipment (20)
- Biologics (8)
- All brands
- Diamond K
- Pro Pell-It
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Biologic Systems Potassium Silicate

$59.99
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Pro Pell-It Alfalfa Meal 40 lb (50/plt)

$24.99
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Soluble Kelp

$27.49
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Diamond K Sulfate of Potash (Potassium Sulfate, SOP) (56/plt)

$44.99
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Pro Pell-It Trio (langbenite, Sul-Po-Mag) 50 lb. (40/plt)

$39.99