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Supplements & Additives

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  1. Advanced Nutrients (2) items
  2. Dyna Gro (1) item
  3. Dyna-Gro (3) items
  4. FoxFarm (6) items
  5. House & Garden (15) items
  6. Humboldt Nutrients (2) items
  7. Mad Farmer (1) item
  8. Microbe Life (7) items
  9. Microbe Life Hydroponics (1) item
  10. Nectar For The Gods (2) items

44 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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  • House & Garden Algen Extract, 20 L
    House & Garden Algen Extract, 20 L
    Special Price $1,109.25 Regular Price $1,522.50
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  • House & Garden Magnesium Boost, 5 L
    House & Garden Magnesium Boost, 5 L
    Special Price $143.89 Regular Price $179.55
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  • House & Garden Magnesium Boost, 1 L
    House & Garden Magnesium Boost, 1 L
    Special Price $30.91 Regular Price $38.56
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  • New Millenium Nutrients Lightning Start 5 Gallon
    New Millenium Nutrients Lightning Start 5 Gallon
    Special Price $351.14 Regular Price $430.68
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  • New Millenium Nutrients Lightning Start 1 Gallon
    New Millenium Nutrients Lightning Start 1 Gallon
    Special Price $92.29 Regular Price $113.20
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  • New Millenium Nutrients Spring Green 5 Gallon
    New Millenium Nutrients Spring Green 5 Gallon
    Special Price $160.54 Regular Price $202.79
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  • Xtreme Gardening CalCarb 6 oz
    Xtreme Gardening CalCarb 6 oz
    Special Price $27.78 Regular Price $34.75
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  • Microbe Life Photosynthesis Plus-O, 1 pt (OR Only)
    Microbe Life Photosynthesis Plus-O, 1 pt (OR Only)
    Special Price $15.19 Regular Price $16.95
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  • Microbe Life Plus-C 2.5 Gallon
    Microbe Life Plus-C 2.5 Gallon
    Special Price $178.39 Regular Price $189.46
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  • Microbe Life Plus-C Quart
    Microbe Life Plus-C Quart
    $28.21
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  • Dyna-Gro Foliage-Pro, 1 qt.
    Dyna-Gro Foliage-Pro, 1 qt.
    Special Price $21.15 Regular Price $23.99
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  • Dyna-Gro Foliage-Pro, 8 oz
    Dyna-Gro Foliage-Pro, 8 oz
    Special Price $8.30 Regular Price $9.50
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  • Humboldt Nutrients Verde, 1 gal
    Humboldt Nutrients Verde, 1 gal
    Special Price $77.05 Regular Price $95.99
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  • Microbe Life Photosynthesis Plus-O Gallon
    Microbe Life Photosynthesis Plus-O Gallon
    Special Price $83.16 Regular Price $84.11
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  • Microbe Life Photosynthesis Plus Quart
    Microbe Life Photosynthesis Plus Quart
    Special Price $28.21 Regular Price $31.99
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  • Dyna-Gro Foliage-Pro, 1 gal
    Dyna-Gro Foliage-Pro, 1 gal
    Special Price $64.42 Regular Price $70.99
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  • Microbe Life Photosynthesis Plus Gallon
    Microbe Life Photosynthesis Plus Gallon
    Special Price $82.85 Regular Price $84.11
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  • Image of Humboldt Nutrients Verde, 5 gal
    Humboldt Nutrients Verde, 5 gal
    Special Price $300.00 Regular Price $463.99
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  • Image of Microbe Life Photosynthesis Plus, 5 gal
    Microbe Life Photosynthesis Plus, 5 gal
    Special Price $245.96 Regular Price $333.99
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  • Family Group Image of House and Garden Nitrogen Boost
    House and Garden Nitrogen Boost
    The price depends on the options chosen on the product page
    From $49.75
    Save with Commercial Account: $00.00
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  • Family Group Image of House and Garden Magic Green
    House and Garden Magic Green
    The price depends on the options chosen on the product page
    From $26.75
    Save with Commercial Account: $00.00
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  • Family Group Image of House and Garden Algen Extract
    House and Garden Algen Extract
    The price depends on the options chosen on the product page
    From $29.00
    Save with Commercial Account: $00.00
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  • Family Group Image of Advanced Nutrients Revive
    Advanced Nutrients Revive
    The price depends on the options chosen on the product page
    From $32.25
    Save with Commercial Account: $00.00
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  • Family Group Image of Advanced Nutrients B-52
    Advanced Nutrients B-52
    The price depends on the options chosen on the product page
    From $42.25
    Save with Commercial Account: $00.00
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  • Zeus Juice Gallon
    Zeus Juice Gallon
    Special Price $50.25 Regular Price $66.30
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  • FoxFarm Bush Doctor Wholly Mackerel, 1 pt.
    FoxFarm Bush Doctor Wholly Mackerel, 1 pt.
    Special Price $17.70 Regular Price $21.08
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  • Zeus Juice 2.5 Gallon
    Zeus Juice 2.5 Gallon
    Special Price $103.50 Regular Price $137.70
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  • Image of House and Garden Nitrogen Boost 20 Liter
    House and Garden Nitrogen Boost 20 Liter
    Special Price $657.00 Regular Price $1,019.99
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  • Image of Dyna-Gro Foliage-Pro 5 Gallon
    Dyna-Gro Foliage-Pro 5 Gallon
    Special Price $215.00 Regular Price $331.50
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  • Image of House and Garden Magic Green 250 ml
    House and Garden Magic Green 250 ml
    Special Price $26.75 Regular Price $32.99
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  • House and Garden Nitrogen Boost 250 ml (16/Case)
    House and Garden Nitrogen Boost 250 ml (16/Case)
    Special Price $16.70 Regular Price $19.99
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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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  • 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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  • House and Garden Nitrogen Boost 1 Liter
    House and Garden Nitrogen Boost 1 Liter
    Special Price $49.75 Regular Price $64.25
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  • Image of FoxFarm Bush Doctor Boomerang, 1 gal
    FoxFarm Bush Doctor Boomerang, 1 gal
    Special Price $92.55 Regular Price $95.95
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  • Image of House and Garden Magic Green 500 ml
    House and Garden Magic Green 500 ml
    Special Price $39.75 Regular Price $53.99
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  • FoxFarm Bush Doctor Boomerang, 1 pt.
    FoxFarm Bush Doctor Boomerang, 1 pt.
    Special Price $16.90 Regular Price $16.99
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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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  • House and Garden Algen Extract 5 Liter
    House and Garden Algen Extract 5 Liter
    Special Price $283.75 Regular Price $406.97
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