Business Accounts Store Finder Order Status Click to Call Now

Basket

Loading...

Supplements & Additives

Skip to product list

Filter

  • Veg Enhancers (7) items
  • Carbs and Sugars (2) items
  • Silicas (3) items
  • Enzymes (2) items
  • Bloom Enhancers (14) items
  • Flushing Agents (7) items
  • Full Cycle Enhancers (10) 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. Humboldt County's Own / Emerald Triangle (0) items
  22. Mad Farmer (26) items
  23. Microbe Life (8) items
  24. Mills Nutrients (6) items
  25. Nectar For The Gods (40) items
  26. New Millenium (5) items
  27. Optic Foliar (0) items
  28. Roots Organics (32) items
  29. SLF-100 (0) items
  30. Soul (7) items
  31. Super Natural (6) items
  32. TechnaFlora (20) items
  • Optic Foliar x
  • Humboldt County's Own / Emerald Triangle x
  • SLF-100 x
  • Microbe Life x
  • Heavy 16 x
  • Aptus x
  • Clear All

45 Items

  • Microbe Life Photosynthesis Plus-O, 1 pt (OR Only)
    Microbe Life Photosynthesis Plus-O, 1 pt (OR Only)
    Special Price $15.30 Regular Price $16.95
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Microbe Life Plus-C 2.5 Gallon
    Microbe Life Plus-C 2.5 Gallon
    Special Price $158.05 Regular Price $189.46
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Microbe Life Plus-C Quart
    Microbe Life Plus-C Quart
    Special Price $24.98 Regular Price $28.21
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Microbe Life Photosynthesis Plus-O Gallon
    Microbe Life Photosynthesis Plus-O Gallon
    Special Price $83.16 Regular Price $84.11
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Microbe Life Photosynthesis Plus Quart
    Microbe Life Photosynthesis Plus Quart
    Special Price $28.21 Regular Price $31.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Microbe Life Photosynthesis Plus Gallon
    Microbe Life Photosynthesis Plus Gallon
    Special Price $82.85 Regular Price $84.11
    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
  • 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
  • Microbe Life Plus-C Gallon
    Microbe Life Plus-C Gallon
    Special Price $68.75 Regular Price $84.11
    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
  • Aptus Finaleboost, 250 ml
    Aptus Finaleboost, 250 ml
    Special Price $25.20 Regular Price $40.44
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Bloomboost, 5 L
    Aptus Bloomboost, 5 L
    Special Price $900.00 Regular Price $1,401.78
    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
  • Aptus Massboost, 1 L
    Aptus Massboost, 1 L
    Special Price $118.36 Regular Price $182.53
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Ecozen, 1 L
    Aptus Ecozen, 1 L
    Special Price $99.70 Regular Price $149.25
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Fasilitor, 1 L
    Aptus Fasilitor, 1 L
    Special Price $297.44 Regular Price $488.03
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Bloomboost, 1 L
    Aptus Bloomboost, 1 L
    Special Price $197.51 Regular Price $311.09
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Fasilitor, 500 ml
    Aptus Fasilitor, 500 ml
    Special Price $179.78 Regular Price $267.44
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Fasilitor, 5 L
    Aptus Fasilitor, 5 L
    Special Price $916.88 Regular Price $2,190.75
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Peakboost, 1 L
    Aptus Peakboost, 1 L
    Special Price $96.87 Regular Price $139.81
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Finaleboost, 1 L
    Aptus Finaleboost, 1 L
    Special Price $96.87 Regular Price $139.81
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Peakboost, 5 L
    Aptus Peakboost, 5 L
    Special Price $456.30 Regular Price $628.09
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Ecozen, 5 L
    Aptus Ecozen, 5 L
    Special Price $448.50 Regular Price $673.91
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Aptus Finaleboost, 5 L
    Aptus Finaleboost, 5 L
    Special Price $456.30 Regular Price $628.09
    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
  • Image of Humboldt County's Own Sonic Bloom, 50 lbs
    Humboldt County's Own Sonic Bloom, 50 lbs
    Special Price $772.50 Regular Price $984.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product