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Supplements & Additives

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  • Microbial Supplements (2) items
  • Silicas (3) items
  • Bloom Enhancers (5) items
  • Flushing Agents (7) items
  • Full Cycle Enhancers (7) 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. Power Si (0) items
  27. Roots Organics (32) items
  28. SLF-100 (0) items
  29. Soul (7) items
  30. Super Natural (6) items
  31. TechnaFlora (20) items

24 Items

  • 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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  • Heavy 16 Finish 10L
    Heavy 16 Finish 10L
    Special Price $111.49 Regular Price $169.99
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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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  • Family Group Image of Power Si Original Silicic Acid
    Power Si Original Silicic Acid
    The price depends on the options chosen on the product page
    From $52.50 Regular Price $75.00
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  • Family Group Image of Power Si Bloom
    Power Si Bloom
    The price depends on the options chosen on the product page
    From $28.00 Regular Price $40.00
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  • Family Group Image of Power Si Granular
    Power Si Granular
    The price depends on the options chosen on the product page
    From $56.00 Regular Price $250.00
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  • Family Group Image of Power PK Synergy
    Power PK Synergy
    The price depends on the options chosen on the product page
    From $18.50 Regular Price $28.00
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  • Family Group Image of Power Start
    Power Start
    The price depends on the options chosen on the product page
    From $34.37 Regular Price $52.00
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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 SLF-100
    SLF-100
    The price depends on the options chosen on the product page
    From $119.75
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  • Image of Heavy 16 Prime 10L
    Heavy 16 Prime 10L
    Special Price $447.99 Regular Price $671.99
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  • Heavy 16 Foliar 10L
    Heavy 16 Foliar 10L
    Special Price $275.19 Regular Price $398.99
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  • Heavy 16 Prime 4L
    Heavy 16 Prime 4L
    Special Price $200.19 Regular Price $300.29
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  • Heavy 16 Fire 4L
    Heavy 16 Fire 4L
    Special Price $342.99 Regular Price $514.49
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  • Heavy 16 Finish 4L
    Heavy 16 Finish 4L
    Special Price $53.19 Regular Price $78.74
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  • Heavy 16 Fire 1L
    Heavy 16 Fire 1L
    Special Price $123.09 Regular Price $178.49
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  • Image of SLF-100 275 Gallon
    SLF-100 275 Gallon
    Special Price $15,079.17 Regular Price $22,440.00
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  • Image of SLF-100 Quart
    SLF-100 Quart
    Special Price $35.50 Regular Price $37.79
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  • Image of SLF-100 15 Gallon
    SLF-100 15 Gallon
    Special Price $1,254.71 Regular Price $1,435.14
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