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Supplements & Additives

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  • Veg Enhancers (7) items
  • Carbs and Sugars (3) items
  • Microbial Supplements (3) items
  • Silicas (4) items
  • Amino Acids and Vitamins (5) items
  • Bloom Enhancers (25) items
  • Cal-Mag (6) items
  • Flushing Agents (6) items
  • Full Cycle Enhancers (5) 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

64 Items

  • FoxFarm Bush Doctor Microbe Brew, 1 pt.
    FoxFarm Bush Doctor Microbe Brew, 1 pt.
    Special Price $17.20 Regular Price $18.99
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  • 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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  • 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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  • 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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  • 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 FoxFarm Tiger Bloom Liquid Concentrate
    FoxFarm Tiger Bloom Liquid Concentrate
    The price depends on the options chosen on the product page
    From $80.41
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  • Family Group Image of Fox Farm Cha-Ching
    Fox Farm Cha-Ching
    The price depends on the options chosen on the product page
    From $156.96
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  • Family Group Image of FoxFarm Beastie Bloomz
    FoxFarm Beastie Bloomz
    The price depends on the options chosen on the product page
    From $166.75
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  • Family Group Image of FoxFarm Open Sesame
    FoxFarm Open Sesame
    The price depends on the options chosen on the product page
    From $167.53
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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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  • FoxFarm Bush Doctor Bembe, 1 qt.
    FoxFarm Bush Doctor Bembe, 1 qt.
    Special Price $28.25 Regular Price $31.86
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  • FoxFarm Bush Doctor Sledgehammer, 1 gal
    FoxFarm Bush Doctor Sledgehammer, 1 gal
    Special Price $74.50 Regular Price $114.05
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  • FoxFarm Bush Doctor Microbe Brew, 1 gal
    FoxFarm Bush Doctor Microbe Brew, 1 gal
    Special Price $88.25 Regular Price $145.35
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  • Image of FoxFarm Bush Doctor Bembe, 1 gal
    FoxFarm Bush Doctor Bembe, 1 gal
    Special Price $76.59 Regular Price $77.95
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  • FoxFarm Bush Doctor Flowers Kiss, 1 qt.
    FoxFarm Bush Doctor Flowers Kiss, 1 qt.
    Special Price $25.50 Regular Price $26.95
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  • FoxFarm Bush Doctor Boomerang, 1 qt.
    FoxFarm Bush Doctor Boomerang, 1 qt.
    Special Price $24.75 Regular Price $33.80
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  • Image of FoxFarm Open Sesame, 1 lb
    FoxFarm Open Sesame, 1 lb
    Special Price $41.24 Regular Price $45.95
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  • Image of FoxFarm Tiger Bloom Liquid Concentrate, 1 gal
    FoxFarm Tiger Bloom Liquid Concentrate, 1 gal
    Special Price $80.41 Regular Price $85.95
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  • Image of FoxFarm Tiger Bloom Liquid Concentrate, 2.5 gal
    FoxFarm Tiger Bloom Liquid Concentrate, 2.5 gal
    Special Price $163.14 Regular Price $204.95
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  • FoxFarm Bush Doctor Wholly Mackerel, 1 qt.
    FoxFarm Bush Doctor Wholly Mackerel, 1 qt.
    Special Price $23.99 Regular Price $39.72
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  • FoxFarm Bush Doctor Wholly Mackerel, 1 gal
    FoxFarm Bush Doctor Wholly Mackerel, 1 gal
    Special Price $80.50 Regular Price $86.95
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  • Image of FoxFarm Beastie Bloomz, 6 oz
    FoxFarm Beastie Bloomz, 6 oz
    Special Price $19.69 Regular Price $20.95
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