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Supplements & Additives

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  • Veg Enhancers (1) item
  • Carbs and Sugars (4) items
  • Silicas (4) items
  • Amino Acids and Vitamins (8) items
  • Bloom Enhancers (22) items
  • Cal-Mag (5) items
  • Flushing Agents (6) items
  • Full Cycle Enhancers (9) items
  1. Advanced Nutrients (59) items
  2. Aptus (13) items
  3. Athena (13) items
  4. Big Time Hydroponics (5) items
  5. BioAg (10) items
  6. BioBizz (14) items
  7. Botanicare (30) items
  8. Canna (14) items
  9. Cultured Solutions (12) items
  10. Cutting Edge Solutions (42) items
  11. Down To Earth (5) items
  12. Dyna-Gro (5) items
  13. Emerald Harvest (10) items
  14. FoxFarm (31) items
  15. General Hydroponics (25) items
  16. GreenGro (11) items
  17. Grotek (6) items
  18. Grow More (13) items
  19. Heavy 16 (15) items
  20. House & Garden (44) items
  21. Mad Farmer (26) items
  22. Microbe Life (8) items
  23. Mills Nutrients (6) items
  24. Nectar For The Gods (40) items
  25. New Millenium (5) items
  26. Roots Organics (32) items
  27. Soul (7) items
  28. Super Natural (6) items
  29. TechnaFlora (20) items

59 Items

  • Mad Farmer Growth Nutrient, 25 lb
    Mad Farmer Growth Nutrient, 25 lb
    Special Price $321.30 Regular Price $472.45
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  • Mad Farmer Silica, 1 gal
    Mad Farmer Silica, 1 gal
    Special Price $31.42 Regular Price $41.99
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  • Mad Farmer Silica, 6 gal
    Mad Farmer Silica, 6 gal
    Special Price $164.22 Regular Price $236.24
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  • Mad Farmer Silica, 1 qt
    Mad Farmer Silica, 1 qt
    Special Price $11.01 Regular Price $14.69
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  • Mad Farmer Silica 30 Gallon (1/Case)
    Mad Farmer Silica 30 Gallon (1/Case)
    Special Price $713.99 Regular Price $770.00
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  • HEAVY 16 Foliar, 6 gal
    HEAVY 16 Foliar, 6 gal
    $734.99
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  • HEAVY 16 Foliar, 8 oz
    HEAVY 16 Foliar, 8 oz
    $17.99
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  • Soul Infinity Gallon
    Soul Infinity Gallon
    Special Price $67.12 Regular Price $71.99
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  • Mad Farmer Detox, 6 gal
    Mad Farmer Detox, 6 gal
    Special Price $228.48 Regular Price $335.99
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  • Heavy 16 Finish 10L
    Heavy 16 Finish 10L
    Special Price $111.49 Regular Price $169.99
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  • Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 1 qt
    Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 1 qt
    Special Price $14.92 Regular Price $19.95
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  • Mad Farmer Cal+Mag, 6 gal
    Mad Farmer Cal+Mag, 6 gal
    Special Price $178.50 Regular Price $262.50
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  • Mad Farmer Cal+Mag, 55 gal
    Mad Farmer Cal+Mag, 55 gal
    Special Price $1,237.26 Regular Price $2,173.45
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  • Mad Farmer Cal+Mag, 2.5 gal
    Mad Farmer Cal+Mag, 2.5 gal
    Special Price $87.80 Regular Price $117.08
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  • Mad Farmer Cal+Mag, 1 qt
    Mad Farmer Cal+Mag, 1 qt
    Special Price $16.72 Regular Price $21.62
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  • Mad Farmer Cal+Mag, 1 gal
    Mad Farmer Cal+Mag, 1 gal
    Special Price $40.18 Regular Price $53.71
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  • Mad Farmer Bloom Nutrient, 25 lb
    Mad Farmer Bloom Nutrient, 25 lb
    Special Price $321.29 Regular Price $472.45
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  • Mad Farmer Bloom Nutrient, 1 kg
    Mad Farmer Bloom Nutrient, 1 kg
    Special Price $39.28 Regular Price $52.45
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  • Mad Farmer Bloom Nutrient, 10 lb
    Mad Farmer Bloom Nutrient, 10 lb
    Special Price $134.23 Regular Price $197.35
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  • Image of HEAVY 16 Fire, 6 gal
    HEAVY 16 Fire, 6 gal
    $2,099.99
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  • HEAVY 16 Fire, 55 gal
    HEAVY 16 Fire, 55 gal
    $11,969.99
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  • Soul LBS, 9 lb
    Soul LBS, 9 lb
    Special Price $98.52 Regular Price $133.55
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  • Soul PeaK, 1 gal
    Soul PeaK, 1 gal
    Special Price $74.76 Regular Price $97.93
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  • Soul Big Swell, 1 gal
    Soul Big Swell, 1 gal
    Special Price $123.62 Regular Price $183.63
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  • Soul Big Swell, 5 gal
    Soul Big Swell, 5 gal
    Special Price $455.53 Regular Price $808.03
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  • Mad Farmer Be One, 1 qt
    Mad Farmer Be One, 1 qt
    Special Price $20.81 Regular Price $31.49
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  • Soul Amino Aide Gallon
    Soul Amino Aide Gallon
    Special Price $123.62 Regular Price $149.99
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  • Family Group Image of Heavy Finish
    Heavy Finish
    The price depends on the options chosen on the product page
    From $53.19
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  • Family Group Image of Heavy Fire
    Heavy Fire
    The price depends on the options chosen on the product page
    From $123.09
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  • Family Group Image of Heavy Foliar
    Heavy Foliar
    The price depends on the options chosen on the product page
    From $123.09
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  • Family Group Image of Heavy Prime
    Heavy Prime
    The price depends on the options chosen on the product page
    From $200.19
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  • Family Group Image of Mad Farmer Mother Of All Bloom
    Mad Farmer Mother Of All Bloom
    The price depends on the options chosen on the product page
    From $30.25
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  • GreenGro Flower Finisher 10 lb
    GreenGro Flower Finisher 10 lb
    Special Price $175.25 Regular Price $197.99
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  • GreenGro Green Aminos 10 lb (4/Case)
    GreenGro Green Aminos 10 lb (4/Case)
    Special Price $111.50 Regular Price $125.00
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  • GreenGro Flower Finisher 5 lb
    GreenGro Flower Finisher 5 lb
    Special Price $102.50 Regular Price $106.49
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  • GreenGro Nature's Brix 10 lb
    GreenGro Nature's Brix 10 lb
    Special Price $74.50 Regular Price $95.00
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  • GreenGro Nature's Brix 5 lb
    GreenGro Nature's Brix 5 lb
    Special Price $43.25 Regular Price $49.50
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  • GreenGro Green Aminos 5 lb
    GreenGro Green Aminos 5 lb
    Special Price $61.50 Regular Price $69.99
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  • Image of GreenGro Nature's Brix 25 lb
    GreenGro Nature's Brix 25 lb
    Special Price $177.98 Regular Price $199.00
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  • Image of GreenGro Flower Finisher 35 lb
    GreenGro Flower Finisher 35 lb
    Special Price $481.95 Regular Price $607.55
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