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Supplements & Additives

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  • Veg Enhancers (17) items
  • Carbs and Sugars (6) items
  • Microbial Supplements (1) item
  • Enzymes (6) items
  • Amino Acids and Vitamins (9) items
  • Bloom Enhancers (18) items
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  1. Advanced Nutrients (59) items
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  10. Cutting Edge Solutions (42) items
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  12. Dyna-Gro (5) items
  13. Emerald Harvest (10) items
  14. FoxFarm (31) items
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  16. GreenGro (11) items
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  19. Heavy 16 (15) items
  20. House & Garden (44) items
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  28. Roots Organics (32) items
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73 Items

  • House & Garden Algen Extract, 20 L
    House & Garden Algen Extract, 20 L
    Special Price $998.33 Regular Price $1,522.50
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  • House & Garden Magnesium Boost, 5 L
    House & Garden Magnesium Boost, 5 L
    Special Price $118.13 Regular Price $179.55
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  • House & Garden Magnesium Boost, 1 L
    House & Garden Magnesium Boost, 1 L
    Special Price $27.45 Regular Price $38.56
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  • Humboldt Nutrients Verde, 1 gal
    Humboldt Nutrients Verde, 1 gal
    Special Price $68.27 Regular Price $95.99
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  • Image of House & Garden Magic Green, 20 L
    House & Garden Magic Green, 20 L
    Special Price $1,208.08 Regular Price $1,974.00
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  • Humboldt Nutrients Verde, 2.5 gal
    Humboldt Nutrients Verde, 2.5 gal
    Special Price $153.32 Regular Price $228.99
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  • House & Garden Magnesium Boost, 20 L
    House & Garden Magnesium Boost, 20 L
    Special Price $375.98 Regular Price $682.50
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  • 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
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  • House & Garden Bud-XL, 250 ml
    House & Garden Bud-XL, 250 ml
    Special Price $22.00 Regular Price $26.24
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  • 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
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  • 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
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  • 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
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  • 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
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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 $26.10
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  • Family Group Image of House and Garden Amino Treatment
    House and Garden Amino Treatment
    The price depends on the options chosen on the product page
    From $27.45
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  • Family Group Image of House and Garden Bud XL
    House and Garden Bud XL
    The price depends on the options chosen on the product page
    From $38.93
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  • Family Group Image of House and Garden Drip Clean -
    House and Garden Drip Clean -
    The price depends on the options chosen on the product page
    From $48.50
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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 $24.08
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  • Family Group Image of House and Garden Multi Zen
    House and Garden Multi Zen
    The price depends on the options chosen on the product page
    From $14.50
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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 $44.78
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  • Family Group Image of House and Garden Top Booster
    House and Garden Top Booster
    The price depends on the options chosen on the product page
    From $9.40
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  • Family Group Image of House and Garden Top Shooter
    House and Garden Top Shooter
    The price depends on the options chosen on the product page
    From $49.05
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  • Family Group Image of Great White Mycorrhizae
    Great White Mycorrhizae
    The price depends on the options chosen on the product page
    From $40.00
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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 House and Garden Shooting Powder Sachet, 20 sachets per case
    House and Garden Shooting Powder Sachet, 20 sachets per case
    Special Price $188.00 Regular Price $262.49
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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 Emerald Harvest Emerald Goddess Gallon/3.8 Liter
    Emerald Harvest Emerald Goddess Gallon/3.8 Liter
    Special Price $101.83 Regular Price $189.21
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  • 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
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  • Emerald Harvest Cal-Mag Quart/0.95 Liter
    Emerald Harvest Cal-Mag Quart/0.95 Liter
    Special Price $16.70 Regular Price $25.22
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  • 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
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  • 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
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  • GreenGro Flower Finisher 10 lb
    GreenGro Flower Finisher 10 lb
    Special Price $157.73 Regular Price $197.99
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  • GreenGro Green Aminos 10 lb (4/Case)
    GreenGro Green Aminos 10 lb (4/Case)
    Special Price $100.35 Regular Price $125.00
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  • GreenGro Flower Finisher 5 lb
    GreenGro Flower Finisher 5 lb
    Special Price $96.87 Regular Price $106.49
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  • GreenGro Nature's Brix 10 lb
    GreenGro Nature's Brix 10 lb
    Special Price $67.05 Regular Price $95.00
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  • GreenGro Nature's Brix 5 lb
    GreenGro Nature's Brix 5 lb
    Special Price $40.87 Regular Price $49.50
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  • GreenGro Green Aminos 5 lb
    GreenGro Green Aminos 5 lb
    Special Price $58.12 Regular Price $69.99
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  • Image of GreenGro Nature's Brix 25 lb
    GreenGro Nature's Brix 25 lb
    Special Price $177.98 Regular Price $199.00
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  • Image of GreenGro Flower Finisher 35 lb
    GreenGro Flower Finisher 35 lb
    Special Price $433.76 Regular Price $607.55
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  • Image of GreenGro Green Aminos 25 lb
    GreenGro Green Aminos 25 lb
    Special Price $227.75 Regular Price $295.00
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