Business Accounts Store Finder Order Status Click to Call Now

Basket

Loading...

Supplements & Additives

Skip to product list

Filter

  • Carbs and Sugars (4) items
  • Microbial Supplements (3) items
  • Enzymes (1) item
  • Bloom Enhancers (12) items
  • Cal-Mag (1) item
  • Flushing Agents (7) items
  • Full Cycle Enhancers (11) 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. Micro-TES (0) items
  23. Microbe Life (8) items
  24. Mills Nutrients (6) items
  25. Nectar For The Gods (40) items
  26. New Millenium (5) items
  27. Nutrifield (0) items
  28. Optic Foliar (0) items
  29. Roots Organics (32) items
  30. SLF-100 (0) items
  31. Soul (7) items
  32. Super Natural (6) items
  33. TechnaFlora (20) items

39 Items

  • Seaweed Organic 11%, 1 gal (4/Case)
    Seaweed Organic 11%, 1 gal (4/Case)
    Special Price $24.53 Regular Price $32.95
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • SOS Beneficial Bacteria, 1 gal
    SOS Beneficial Bacteria, 1 gal
    Special Price $85.58 Regular Price $521.31
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Optic Foliar SWITCH, 10 L
    Optic Foliar SWITCH, 10 L
    Special Price $131.12 Regular Price $216.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Optic Foliar OVERGROW, 4 L RTU
    Optic Foliar OVERGROW, 4 L RTU
    Special Price $51.98 Regular Price $79.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • HEAVY 16 Foliar, 6 gal
    HEAVY 16 Foliar, 6 gal
    Special Price $428.80 Regular Price $734.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • HEAVY 16 Foliar, 8 oz
    HEAVY 16 Foliar, 8 oz
    Special Price $12.10 Regular Price $17.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Seaweed Extract, 2.5 gal
    Grow More Seaweed Extract, 2.5 gal
    Special Price $60.48 Regular Price $93.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Heavy 16 Finish 10L
    Heavy 16 Finish 10L
    Special Price $114.11 Regular Price $169.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More BioCozyme Gallon
    Grow More BioCozyme Gallon
    Special Price $31.50 Regular Price $31.90
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Mendocino Honey Gallon
    Grow More Mendocino Honey Gallon
    Special Price $23.63 Regular Price $29.45
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Mendocino Honey 6 Gallon
    Grow More Mendocino Honey 6 Gallon
    Special Price $108.91 Regular Price $170.29
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Mendocino Honey 2.5 Gallon
    Grow More Mendocino Honey 2.5 Gallon
    Special Price $58.44 Regular Price $72.91
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of HEAVY 16 Fire, 6 gal
    HEAVY 16 Fire, 6 gal
    Special Price $1,183.95 Regular Price $2,099.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • HEAVY 16 Fire, 55 gal
    HEAVY 16 Fire, 55 gal
    Special Price $6,840.00 Regular Price $11,969.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Water Soluble 0-50-30, 25 lbs
    Grow More Water Soluble 0-50-30, 25 lbs
    Special Price $126.16 Regular Price $186.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Mendocino 0-37-37, 25 lbs
    Grow More Mendocino 0-37-37, 25 lbs
    Special Price $105.98 Regular Price $152.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Mendocino Avalanche Gallon
    Grow More Mendocino Avalanche Gallon
    Special Price $50.09 Regular Price $69.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Grow More Hawaiian Bud 25 lb
    Grow More Hawaiian Bud 25 lb
    $140.75
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Family Group Image of Heavy Finish
    Heavy Finish
    The price depends on the options chosen on the product page
    From $51.26
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    Select Options
  • Family Group Image of Heavy Fire
    Heavy Fire
    The price depends on the options chosen on the product page
    From $106.20
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    Select Options
  • Family Group Image of Heavy Foliar
    Heavy Foliar
    The price depends on the options chosen on the product page
    From $123.09
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    Select Options
  • Family Group Image of Heavy Prime
    Heavy Prime
    The price depends on the options chosen on the product page
    From $178.20
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    Select Options
  • Family Group Image of Optic Foliar Switch
    Optic Foliar Switch
    The price depends on the options chosen on the product page
    From $70.00
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    Select Options
  • Family Group Image of SLF-100
    SLF-100
    The price depends on the options chosen on the product page
    From $119.75
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    Select Options
  • Image of Nutrifield Crystallic 20L
    Nutrifield Crystallic 20L
    Special Price $359.75 Regular Price $544.87
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Grow More Mendocino Avalanche 6 Gallon
    Grow More Mendocino Avalanche 6 Gallon
    Special Price $219.00 Regular Price $368.95
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Grow More Mendocino Flowering Cal Mag, 6 gal
    Grow More Mendocino Flowering Cal Mag, 6 gal
    Special Price $156.19 Regular Price $166.21
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Grow More Mendocino Avalanche 2.5 Gallon
    Grow More Mendocino Avalanche 2.5 Gallon
    Special Price $113.66 Regular Price $157.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Heavy 16 Prime 10L
    Heavy 16 Prime 10L
    Special Price $387.68 Regular Price $671.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Heavy 16 Foliar 10L
    Heavy 16 Foliar 10L
    Special Price $245.47 Regular Price $398.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Heavy 16 Prime 4L
    Heavy 16 Prime 4L
    Special Price $178.20 Regular Price $300.29
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Heavy 16 Fire 4L
    Heavy 16 Fire 4L
    Special Price $287.33 Regular Price $514.49
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Heavy 16 Finish 4L
    Heavy 16 Finish 4L
    Special Price $51.26 Regular Price $78.74
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Heavy 16 Fire 1L
    Heavy 16 Fire 1L
    Special Price $106.20 Regular Price $178.49
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • SOS Beneficial Bacteria, 2.5 gal
    SOS Beneficial Bacteria, 2.5 gal
    Special Price $139.05 Regular Price $193.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of SOS Beneficial Bacteria, 5 gal
    SOS Beneficial Bacteria, 5 gal
    Special Price $301.46 Regular Price $355.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of SLF-100 275 Gallon
    SLF-100 275 Gallon
    Special Price $15,079.17 Regular Price $22,440.00
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of SLF-100 Quart
    SLF-100 Quart
    Special Price $31.95 Regular Price $37.79
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of SLF-100 15 Gallon
    SLF-100 15 Gallon
    Special Price $1,129.24 Regular Price $1,435.14
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product