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Nutrients & Supplements

Soil Amendments
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128
HEAVY 16 Fire, 1 gal (OR Only)
In stock
$215.70 $334.42 -36%
HEAVY 16 Roots, 1 gal
In stock
$215.70 $334.42 -36%
Biobizz Fish-Mix, 20 L
In stock
$215.38 $333.92 -35%
BioBizz Fish-Mix 20L CA & OR only
In stock
$215.38 $333.92 -35%
Growth Science Organics Abundant-Sea, 2.5 gal
In stock
$213.34 $314.99 -32%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 2.5gal - Concentrate - (Case of 2)
In stock
$213.24 $294.99 -28%
MILLS C4 5LTR
In stock
$212.85 $300.00 -29%
House & Garden Nitrogen Boost, 5 L
In stock
$212.76 $299.88 -29%
House & Garden Bio 1-Component, 20 L
In stock
$211.91 $328.55 -36%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 5gal
Out of stock
$210.45 $399.99 -47%
Big Foot Mycorrhizae Granular | 50g (Cass of 30)
In stock
$209.70
Primordial Solutions PaleoBloom, 5 gal
In stock
$209.55 $284.99 -26%
House & Garden Drip Clean, 5 L
In stock
$208.59 $294.00 -29%
Big Foot Mycorrhizae Gold | 32oz
In stock
$206.80
Plant Success Great White Premium Mycorrhizae | 32oz
In stock
$206.08 $276.29 -25%
Roots Organics Buddha Bloom, 5 gal
In stock
$205.92 $318.63 -35%
Roots Organics Buddha Grow, 5 gal
In stock
$205.92 $318.63 -35%
Roots Organics Buddha Bloom 5gal
In stock
$205.92 $318.63 -35%
Roots Organics Buddha Grow 5gal
In stock
$205.92 $318.63 -35%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 15lb Jar
In stock
$205.90 $251.99 -18%
Biobizz Alg-A-Mic, 10 L
In stock
$205.50 $318.60 -35%
BioBizz Alg-a-Mic 10L CA & OR only
Out of stock
$205.50 $318.60 -35%
MICROBE Life Hydroponics All-In-One | 2.5gal - (Case of 2)
Out of stock
$204.49
SUPERthrive Vitamin Solution Fertilizer | 1gal - Concentrate
In stock
$204.23 $228.99 -11%
FOOP CANNA Veg 1 Organic Nutrients 0-0-1 | 5gal - CDFA and OMRI Listed
Out of stock
$203.24 $239.99 -15%
House & Garden Roots Excelurator, (silver bottle), 1 L
In stock
$201.15 $283.50 -29%
General Hydroponics FloraNectar FruitnFusion 0-0-1 - 6gal
In stock
$201.10 $345.79 -42%
Aptus Bloomboost, 1 L
In stock
$200.66 $311.09 -35%
Great White Premium Mycorrhizae, 32 oz
In stock
$200.05 $277.99 -28%
Big Foot Ecto-Mycorrhizae | 2oz
In stock
$199.80
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 5gal - The Silicon Solution
In stock
$199.32 $323.45 -38%
Xtreme Gardening Azos Red Liquid | 200mL - (Case of 8)
In stock
$198.76 $254.04 -22%
Emerald Harvest pH Down, 1 gal, case of 4
In stock
$198.66 $308.00 -36%
Emerald Harvest pH Up, 1 gal, case of 4
In stock
$198.66 $308.00 -36%
Xtreme Gardening Tea Brews | 14ct - (Case of 2)
Out of stock
$198.36 $253.53 -22%
Technaflora MagiCal, 20 L
In stock
$198.36 $321.99 -38%
Nectar for The Gods Zeus Juice Growth Enhancer | 5gal
In stock
$196.83 $269.99 -27%
Emerald Harvest Hydra Clear, 1 gal
In stock
$196.40 $290.00 -32%
Optic Foliar ATAK Concentrate, 24 L
In stock
$196.25 $303.99 -35%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 2.5gal - Concentrate - (Case of 2)
In stock
$196.09 $237.99 -18%
FoxFarm Grow Big Fertilizer 6-4-4 | 2.5gal - Concentrate - (Case of 2)
In stock
$195.93 $236.99 -17%
Big Foot Mycorrhizae Granular | 10lb
In stock
$195.70
Biobizz Bio-Bloom | 20 L
In stock
$195.54 $303.16 -35%
Biobizz Bio-Grow | 20 L
In stock
$195.54 $303.16 -35%
BioBizz Bio-Grow 20L CA & OR only
In stock
$195.54 $303.16 -35%
BioBizz Bio-Bloom 20L CA & OR only
In stock
$195.54 $303.16 -35%
SUPERthrive, 1 gal
In stock
$194.60 $251.39 -23%
Humboldt Nutrients Master-B, 5 gal
In stock
$194.14 $300.99 -35%
FoxFarm Open Sesame, 15 lbs
In stock
$193.87 $284.65 -32%
General Hydroponics CALiMAGic 1-0-0 - 6gal
In stock
$193.82 $334.59 -42%
MILLS ULTIMATE PK 5 LTR
In stock
$193.50 $300.00 -36%
Aptus Liquid Base, 1 L
In stock
$193.42 $294.00 -34%
Xtreme Gardening Tea Brews | 20ct
In stock
$193.38 $247.17 -22%
Grotek Vitamax Plus 1-1-2 | 10L - (Case of 2)
In stock
$192.99
Cutting Edge Solutions Cal-Mag Amplified, 6 gal
In stock
$192.26 $272.99 -30%
FoxFarm Beastie Bloomz, 15 lbs
Out of stock
$192.21 $261.47 -26%
Budswel, 5 gal
In stock
$191.75 $247.99 -23%
Budswel, 5 gal (CA Only)
In stock
$191.75 $247.99 -23%
Down to Earth Kelp Meal 1-0.1-2 | 50lb - OMRI Listed
In stock
$191.45 $278.99 -31%
Orca Premium Liquid Mycorrhizae, 1 gal
In stock
$191.10 $252.99 -24%
BioBizz Root-Juice 5L
Out of stock
$190.92 $296.00 -36%
BioBizz Root-Juice 5L CA & OR only
In stock
$190.92 $296.00 -36%
Grotek Growth Booster 16-40-0 | 300g - (Case of 6)
In stock
$189.99
Emerald Harvest pH Down, 1 qt, case of 12
In stock
$189.63 $294.00 -36%
Emerald Harvest pH Up, 1 qt, case of 12
In stock
$189.63 $294.00 -36%
House & Garden Commercial Bloom, 25 lbs Pail
In stock
$189.63 $235.00 -19%
House & Garden Commercial Grow, 25 lbs Pail
In stock
$189.63 $235.00 -19%
Down to Earth Soluble Root Growth Enhancer | 5lb - OMRI Listed - (Case of 5)
Out of stock
$189.57 $241.29 -21%
Plant Success Orca | 1gal - (Case of 2)
Out of stock
$188.12 $252.21 -25%
Plant Success Orca | 1gal
In stock
$188.12 $252.21 -25%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 6 gal
In stock
$186.92 $262.49 -29%
Hades Down, 5 gal
In stock
$186.69 $289.49 -36%
House & Garden Shooting Powder Sachet (pack of 20)
In stock
$186.25 $262.50 -29%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 1gal
In stock
$184.70 $321.32 -43%
FoxFarm Grow Big Hydro Liquid Concentrate, 2.5 gal
In stock
$184.61 $253.84 -27%
Grotek Blossom Blaster, 500 g
In stock
$184.19 $256.99 -28%
Rock Resinator Heavy Yields, 5 L
In stock
$184.12 $291.99 -37%
Purple Maxx, 1 gal
In stock
$183.66 $258.99 -29%
Emerald Harvest Root Wizard, 1 gal (FL, MN, NC, OK)
In stock
$183.53 $271.00 -32%
Down to Earth Agmino Powder 14-0-0 | 25lb
In stock
$182.91 $330.99 -45%
House & Garden Roots Excelurator Gold, 1 L
In stock
$182.86 $283.50 -35%
Emerald Harvest Starter Kit | 32oz - 2 Part Base
In stock
$180.60 $220.00 -18%
Emerald Harvest Starter Kit | 32oz - 3 Part Base
In stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 2-Part Base
In stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 3-Part Base
In stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 3-Part Base
In stock
$180.60 $220.00 -18%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$180.60 $220.00 -18%
Aptus Startboost, 1 L
In stock
$180.47 $235.12 -23%
Roots Organics Elemental, 40 lbs
In stock
$179.72 $278.63 -35%
CYCO Platinum Series Dr. Repair 3-0-0 - 20L
In stock
$179.14 $277.79 -36%
Poseidonzime, 5 gal
Out of stock
$179.03 $277.99 -36%
FoxFarm Cha Ching Soluble, 15 lbs
In stock
$178.97 $244.15 -27%
Big Time Enzyme, 5 gal
In stock
$177.23 $228.99 -23%
Xtreme Gardening Mykos |60 - 100g Bags
In stock
$176.81 $225.98 -22%
Roots Organics HPK 0-4-3, 5 gal
In stock
$176.08 $272.99 -35%
Emerald Harvest Root Wizard | 1gal
In stock
$174.80 $271.00 -35%
Emerald Harvest Root Wizard | 1gal (FL, MN, NC, OK)
In stock
$174.80 $271.00 -35%
Emerald Harvest Root Wizard, 1 gal
In stock
$174.80 $271.00 -35%
Emerald Harvest Root Wizard, 1 gal (OR)
In stock
$174.80 $271.00 -35%
Age Old Grow, 6 gal
In stock
$174.14 $224.99 -23%
Age Old Bloom, 6 gal
In stock
$174.14 $224.99 -23%
Age Old Kelp, 6 gal
In stock
$174.14 $224.99 -23%
Age Old Fish & Seaweed, 6 gal
In stock
$174.14 $224.99 -23%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 20 lbs
In stock
$173.83 $255.99 -32%
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 5gal
In stock
$173.52 $299.53 -42%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 5gal
In stock
$173.52 $299.53 -42%
Botanicare Pure Blend Pro Soil 1-4-5 - 5gal
In stock
$173.52 $299.53 -42%
CYCO Commercial Series Grow 10-5-13 - 5kg
In stock
$172.89 $271.17 -36%
Botanicare Hydroplex Bloom 0-10-6 - 2.5gal
In stock
$172.05 $269.51 -36%
HDI Clonex Mist Root Promoter | 1gal - Concentrate
In stock
$171.48 $224.07 -23%
FoxFarm Grow Big Liquid Concentrate, 2.5 gal
In stock
$170.28 $241.57 -30%
House & Garden Commercial CalMag, 25 lbs Pail
In stock
$170.28 $215.00 -21%
MILLS START 5 LTR
In stock
$170.28 $240.00 -29%
General Hydroponics FloraNova Grow 7-4-10 - 2.5gal
In stock
$170.00 $267.22 -36%
General Hydroponics FloraNova Bloom 4-8-7 - 2.5gal
In stock
$170.00 $267.22 -36%
Mad Farmer Cal+Mag, 6 gal
In stock
$169.31 $262.50 -36%
MILLS VITALIZE 1LTR
In stock
$169.31 $262.50 -36%
Grotek Vitamax Pro, 10 L
In stock
$168.65 $224.36 -25%
Great White Granular 1 Mycorrhizal | 20lb - OMRI Listed
In stock
$168.07 $225.34 -25%
Grotek Vitamax Pro, 23 L
In stock
$167.69 $430.99 -61%
House & Garden Bud-XL, 5 L
In stock
$167.62 $236.25 -29%
House & Garden Top Shooter, 1 L
In stock
$166.87 $235.20 -29%
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