Business Accounts Store Finder Order Status Click to Call Now

Basket

Loading...

Supplements & Additives

Skip to product list

Filter

  • Carbs and Sugars (9) items
  • Microbial Supplements (7) items
  • Silicas (3) items
  • Bloom Enhancers (9) items
  • Cal-Mag (8) items
  • Flushing Agents (4) items
  • Full Cycle Enhancers (12) items
  • Wetting Agents (3) 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. Optic Foliar (0) items
  27. Plant Success (0) items
  28. Power Si (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

55 Items

  • Roots Organics Bio Force, 4 oz
    Roots Organics Bio Force, 4 oz
    Special Price $15.66 Regular Price $15.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Bio Force, 6 lbs
    Roots Organics Bio Force, 6 lbs
    Special Price $222.87 Regular Price $280.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Optic Foliar SWITCH, 10 L
    Optic Foliar SWITCH, 10 L
    Special Price $145.90 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 $57.74 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
  • Roots Organics Surge, 2.5 gal
    Roots Organics Surge, 2.5 gal
    Special Price $111.83 Regular Price $184.79
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Surge, 5 gal
    Roots Organics Surge, 5 gal
    Special Price $170.55 Regular Price $253.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics CalMag, 15 gal
    Roots Organics CalMag, 15 gal
    Special Price $589.82 Regular Price $1,087.79
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Emerald Harvest Cal-Mag 2 Quart/1.9 Liter
    Emerald Harvest Cal-Mag 2 Quart/1.9 Liter
    Special Price $21.50 Regular Price $33.49
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Terp Tea Bloom Booster, 40 lb
    Roots Organics Terp Tea Bloom Booster, 40 lb
    Special Price $281.55 Regular Price $354.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Emerald Harvest King Kola 55 Gal/ 208 L
    Emerald Harvest King Kola 55 Gal/ 208 L
    Special Price $3,167.67 Regular Price $4,183.05
    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 Power Si Original Silicic Acid
    Power Si Original Silicic Acid
    The price depends on the options chosen on the product page
    From $44.22
    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 Power Si Bloom
    Power Si Bloom
    The price depends on the options chosen on the product page
    From $26.91 Regular Price $40.00
    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 Power Si Granular
    Power Si Granular
    The price depends on the options chosen on the product page
    From $53.20
    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 Power PK Synergy
    Power PK Synergy
    The price depends on the options chosen on the product page
    From $17.58
    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 Power Start
    Power Start
    The price depends on the options chosen on the product page
    From $32.65
    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 Emerald Harvest Emerald Goddess
    Emerald Harvest Emerald Goddess
    The price depends on the options chosen on the product page
    From $240.45
    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 Emerald Harvest Honey Chome
    Emerald Harvest Honey Chome
    The price depends on the options chosen on the product page
    From $26.23
    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 Emerald Harvest King Kola
    Emerald Harvest King Kola
    The price depends on the options chosen on the product page
    From $108.25
    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 Great White Mycorrhizae
    Great White Mycorrhizae
    The price depends on the options chosen on the product page
    From $40.00
    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 Emerald Harvest Emerald Goddess Gallon/3.8 Liter
    Emerald Harvest Emerald Goddess Gallon/3.8 Liter
    Special Price $101.83 Regular Price $189.21
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Emerald Harvest Honey Chome Quart/0.95 Liter
    Emerald Harvest Honey Chome Quart/0.95 Liter
    Special Price $26.23 Regular Price $44.48
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Emerald Harvest Cal-Mag Quart/0.95 Liter
    Emerald Harvest Cal-Mag Quart/0.95 Liter
    Special Price $16.70 Regular Price $25.22
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Emerald Harvest Honey Chome 55 Gal/ 208 L
    Emerald Harvest Honey Chome 55 Gal/ 208 L
    Special Price $2,372.72 Regular Price $3,397.14
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Emerald Harvest Emerald Goddess 55 Gal/ 208 L
    Emerald Harvest Emerald Goddess 55 Gal/ 208 L
    Special Price $2,815.20 Regular Price $4,467.74
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics Extreme Serene, 5 gal
    Roots Organics Extreme Serene, 5 gal
    Special Price $394.28 Regular Price $587.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Oregonism XL, 6 lbs
    Roots Organics Oregonism XL, 6 lbs
    Special Price $221.50 Regular Price $333.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics HPK 0-4-3, 5 gal
    Roots Organics HPK 0-4-3, 5 gal
    Special Price $168.92 Regular Price $272.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics Oregonism XL 8 oz
    Roots Organics Oregonism XL 8 oz
    Special Price $22.50 Regular Price $29.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics Surge, 1 gal
    Roots Organics Surge, 1 gal
    Special Price $47.73 Regular Price $65.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics HP2 0-4-0 Liquid Guano, 1 qt.
    Roots Organics HP2 0-4-0 Liquid Guano, 1 qt.
    Special Price $15.30 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
  • Roots Organics Rain, 1 gal
    Roots Organics Rain, 1 gal
    Special Price $100.58 Regular Price $175.34
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Rain, 1 qt.
    Roots Organics Rain, 1 qt.
    Special Price $30.83 Regular Price $41.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Rain, 2.5 gal
    Roots Organics Rain, 2.5 gal
    Special Price $210.15 Regular Price $416.84
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics Trinity Gallon
    Roots Organics Trinity Gallon
    Special Price $51.26 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
  • Image of Roots Organics HP2 0-4-0 Liquid Guano, 1 gal
    Roots Organics HP2 0-4-0 Liquid Guano, 1 gal
    Special Price $41.11 Regular Price $54.69
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Roots Organics HPK 0-4-3, 1 gal
    Roots Organics HPK 0-4-3, 1 gal
    Special Price $45.84 Regular Price $57.39
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics Extreme Serene Gallon
    Roots Organics Extreme Serene Gallon
    Special Price $80.80 Regular Price $116.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product
  • Image of Roots Organics Ancient Amber, 1 gal
    Roots Organics Ancient Amber, 1 gal
    Special Price $41.11 Regular Price $49.99
    Save with Commercial Account: $00.00
    Shopping as a business? Request a pro account to access further discounted pricing here
    View Product