Grow Additives

162 products

Showing 1 - 24 of 162 products

Showing 1 - 24 of 162 products
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Professor's Grow Fast (1L, 5L, 10L or 20L)Professor's Grow Fast (1L, 5L, 10L or 20L)
Professor's Grow Fast (1L, 5L, 10L or 20L)
Sale priceFrom $29.95 Regular price$39.59
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Professor's Go Green (1L, 2.5L, 5L, 10L or 20L)Professor's Go Green (1L, 2.5L, 5L, 10L or 20L)
Professor's Go Green (1L, 2.5L, 5L, 10L or 20L)
Sale priceFrom $27.95 Regular price$34.94
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Cyco Platinum Series Grow XL (100, 250 or 500mL)Cyco Platinum Series Grow XL (100, 250 or 500mL)
Cyco Platinum Series Grow XL (100, 250 or 500mL)
Sale priceFrom $95.94 Regular price$109.95
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Green Planet - Pro Cal (1L or 5L)Green Planet - Pro Cal (1L or 5L)
Green Planet - Pro Cal (1L or 5L)
Sale priceFrom $18.69 Regular price$23.14
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GT Starter Kit - Foliage Focus - Rootzone - CCS & Clonex
GT Starter Kit - Foliage Focus - Rootzone - CCS & Clonex
Sale price$76.95 Regular price$92.95
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Green Planet - Vitathrive Propagation Solution (1L, 5L Or 20L)Green Planet - Vitathrive Propagation Solution (1L, 5L Or 20L)
Green Planet - Vitathrive Propagation Solution (1L, 5L Or 20L)
Sale priceFrom $66.10 Regular price$81.83
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Green Planet Plant Guard (1L, 5L, or 20L)Green Planet Plant Guard (1L, 5L, or 20L)
Green Planet Plant Guard (1L, 5L, or 20L)
Sale priceFrom $55.07 Regular price$68.19
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Xtreme Gardening - Azos - Nitrogen Fixing Microbes - 56g
Xtreme Gardening - Azos - Nitrogen Fixing Microbes - 56g
Sale price$49.95 Regular price$79.95
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Growth Technology Rootzone - 1L
Growth Technology Rootzone - 1L
Sale price$77.95 Regular price$92.95
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Growth Technology Rootzone - 250mL
Growth Technology Rootzone - 250mL
Sale price$29.95 Regular price$37.95
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Bio Diesel Aloevate - Organic Plant Tonic (200+ Vitamins And Minerals) 1L, 5L, 20LBio Diesel Aloevate - Organic Plant Tonic (200+ Vitamins And Minerals) 1L, 5L, 20L
Save $45.00
House and Garden Roots Excelurator - 250mL
House and Garden Roots Excelurator - 250mL
Sale price$124.95 Regular price$169.95
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Professor's Go Roots (100mL, 250mL, 500mL, 1L)Professor's Go Roots (100mL, 250mL, 500mL, 1L)
Professor's Go Roots (100mL, 250mL, 500mL, 1L)
Sale priceFrom $38.95 Regular price$47.05
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Plant Success Great White Shark Microbial (150 or 750g)Plant Success Great White Shark Microbial (150 or 750g)
Plant Success Great White Shark Microbial (150 or 750g)
Sale priceFrom $69.50 Regular price$89.95
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Dr Greenthumbs Root Roids - 75g
Dr Greenthumbs Root Roids - 75g
Sale price$31.95 Regular price$39.95
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Extreme Gardening Mykos Granular Mycorrhizal Inoculant - 100gExtreme Gardening Mykos Granular Mycorrhizal Inoculant - 100g
Extreme Gardening Mykos Granular Mycorrhizal Inoculant - 100g
Sale price$12.99 Regular price$13.65
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Bio Diesel Marine Camg+ - Growth Enhancer (250mL, 1L, 5L, 20L)Bio Diesel Marine Camg+ - Growth Enhancer (250mL, 1L, 5L, 20L)
Bio Diesel Marine Camg+ - Growth Enhancer (250mL, 1L, 5L, 20L)
Sale priceFrom $25.01 Regular price$32.50
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Bio Diesel Super Natural - Organic Root And Shoot Stimulant (250mL, 1L, 5L, 20L)Bio Diesel Super Natural - Organic Root And Shoot Stimulant (250mL, 1L, 5L, 20L)
Bio Diesel Super Natural - Organic Root And Shoot Stimulant (250mL, 1L, 5L, 20L)
Sale priceFrom $33.95 Regular price$44.13
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Bio Diesel Rhino K - Organic Flower Hardener (250mL, 1L, 5L, 20L)Bio Diesel Rhino K - Organic Flower Hardener (250mL, 1L, 5L, 20L)
Bio Diesel Rhino K - Organic Flower Hardener (250mL, 1L, 5L, 20L)
Sale priceFrom $23.95 Regular price$31.14
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ISN Fulvic Max (1, 5 or 20L)ISN Fulvic Max (1, 5 or 20L)
ISN Fulvic Max (1, 5 or 20L)
Sale priceFrom $24.95 Regular price$36.95
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Growth Technology Fulvic (1, 5.5 or 20L)Growth Technology Fulvic (1, 5.5 or 20L)
Growth Technology Fulvic (1, 5.5 or 20L)
Sale priceFrom $18.95 Regular price$23.79
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Advanced Nutrients B-52 - 500mL
Advanced Nutrients B-52 - 500mL
Sale price$79.95 Regular price$92.95
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Plant Mechanics Super Si Silicic Acid - 20mL
Plant Mechanics Super Si Silicic Acid - 20mL
Sale price$24.95 Regular price$31.95
Save $9.00
Mills Nutrient Vitalize (100, 250, 500mL 1 or 5L)Mills Nutrient Vitalize (100, 250, 500mL 1 or 5L)
Mills Nutrient Vitalize (100, 250, 500mL 1 or 5L)
Sale priceFrom $49.95 Regular price$58.95
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