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Nutrients & Supplements

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128
House & Garden Nitrogen Boost, 5 L
In stock
$214.41 $299.88 -29%
House & Garden Bio 1-Component, 20 L
In stock
$213.55 $328.55 -35%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 2.5gal
In stock
$213.49
Save 19%
Emerald Harvest Bloom, 15 gal
In stock
$212.74 $262.86 -19%
Save 19%
Emerald Harvest Grow, 15 gal
Out of stock
$212.74 $262.86 -19%
Plant Success Organics Soluble 0.5-0.1-7 | 5lb
In stock
$212.45 $282.36 -25%
Aptus Bloomboost, 1 L
In stock
$212.32 $311.09 -32%
Primordial Solutions PaleoBloom, 5 gal
In stock
$211.17 $284.99 -26%
House & Garden Drip Clean, 5 L
In stock
$210.21 $294.00 -29%
Save 7%
HEAVY 16 Prime, 1 gal
In stock
$210.20 $225.22 -7%
DaKine 420 Advanced Growers Kit | 6, 300g - OMRI Listed
In stock
$209.69 $398.99 -47%
DaKine 420 Bio Minerals | 10,000g
In stock
$209.69 $398.99 -47%
Xtreme Gardening Tea Brews | 20ct
In stock
$208.88 $264.66 -21%
Botanicare Vitamino 1-0-0 - 5gal
In stock
$208.27 $354.27 -41%
Roots Organics Buddha Bloom, 5 gal
In stock
$207.52 $318.63 -35%
Roots Organics Buddha Grow, 5 gal
In stock
$207.52 $318.63 -35%
Save 10%
SUPERthrive Vitamin Solution Fertilizer | 1gal - Concentrate
In stock
$205.82 $228.99 -10%
Rhizoflora Terpinator 0-0-4 - 6gal
In stock
$204.75 $291.95 -30%
Biobizz Alg-A-Mic, 10 L
In stock
$204.74 $314.99 -35%
Primordial Solutions Rootamentary, 1 gal
In stock
$204.63 $259.99 -21%
MICROBE Life Hydroponics All-In-One | 2.5gal
In stock
$204.49
Emerald Harvest pH Down, 6 gal
In stock
$203.50 $352.00 -42%
Emerald Harvest pH Up, 6 gal
In stock
$203.50 $352.00 -42%
House & Garden Roots Excelurator Gold, 1 L
In stock
$202.71 $283.50 -28%
House & Garden Roots Excelurator, (silver bottle), 1 L
In stock
$202.71 $283.50 -28%
General Hydroponics FloraNectar FruitnFusion 0-0-1 - 6gal
In stock
$202.66 $345.79 -41%
Big Foot Mycorrhizae Concentrate | 10lb
In stock
$201.62 $314.99 -36%
Great White Premium Mycorrhizae, 32 oz
In stock
$200.92 $263.53 -24%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 15lb Jar
In stock
$200.11 $250.99 -20%
Technaflora MagiCal, 20 L
In stock
$199.90 $321.99 -38%
Save 18%
SUPERthrive, 1 gal
In stock
$199.90 $243.99 -18%
Biobizz Bio-Grow, 20 L
In stock
$199.58 $306.99 -35%
Biobizz Bio-Bloom, 20 L
In stock
$199.56 $306.99 -35%
Emerald Harvest pH Down, 2.5 gal, case of 2
In stock
$198.87 $344.00 -42%
Emerald Harvest pH Up, 2.5 gal, case of 2
In stock
$198.87 $344.00 -42%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 15lb
In stock
$198.52 $248.99 -20%
Nectar for The Gods Zeus Juice Growth Enhancer | 5gal
In stock
$198.35 $269.99 -27%
Plant Success Great White Premium Mycorrhizae | 32oz
In stock
$198.28 $263.53 -25%
Optic Foliar ATAK CONCENTRATE, 24 L
In stock
$197.77 $303.99 -35%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 5gal - The Silicon Solution
Out of stock
$196.92 $317.11 -38%
Humboldt Nutrients Master-B, 5 gal
In stock
$195.65 $300.99 -35%
General Hydroponics CALiMAGic 1-0-0 - 6gal
In stock
$195.32 $334.59 -42%
Aptus Liquid Base, 1 L
In stock
$194.92 $294.00 -34%
Grotek Blossom Blaster, 500 g
In stock
$194.90 $256.99 -24%
Down to Earth Granular Root Zone | 5lb - OMRI Listed
In stock
$194.66 $399.49 -51%
Purple Maxx, 1 gal
In stock
$194.35 $258.99 -25%
Cutting Edge Solutions Cal-Mag Amplified, 6 gal
In stock
$193.75 $272.99 -29%
Budswel, 5 gal
In stock
$193.23 $247.99 -22%
Budswel, 5 gal (CA Only)
In stock
$193.23 $247.99 -22%
Grotek Vitamax Plus 1-1-2 | 10L
In stock
$192.99
Down to Earth Kelp Meal 1-0.1-2 | 50lb - OMRI Listed
In stock
$192.93 $278.99 -31%
Save 19%
House & Garden Commercial Bloom, 25 lbs Pail
In stock
$191.10 $235.00 -19%
Save 19%
House & Garden Commercial Grow, 25 lbs Pail
In stock
$191.10 $235.00 -19%
Xtreme Gardening Mykos | 60ct Counter Display - 100g Bags
In stock
$190.71 $241.63 -21%
Grotek Growth Booster 16-40-0 | 300g
In stock
$189.99
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 15lb Jar
In stock
$188.44 $236.99 -20%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 6 gal
In stock
$188.37 $262.49 -28%
Hades Down, 5 gal
In stock
$188.14 $289.49 -35%
Zeus Juice, 5 gal
In stock
$188.14 $289.49 -35%
House & Garden Shooting Powder Sachet (20 sachets per box)
In stock
$187.69 $262.50 -28%
FoxFarm Beastie Bloomz, 15 lbs
In stock
$187.16 $253.87 -26%
Cutting Edge Solutions Grow, 15 gal
In stock
$186.26 $359.99 -48%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 1gal
In stock
$186.13 $321.32 -42%
Orca Premium Liquid Mycorrhizae, 1 gal
In stock
$183.42 $240.55 -24%
Save 17%
Emerald Harvest Starter Kit | 32oz - 2 Part Base
In stock
$182.00 $220.00 -17%
Save 17%
Emerald Harvest Starter Kit | 32oz - 3 Part Base
In stock
$182.00 $220.00 -17%
Aptus Startboost, 1 L
In stock
$181.87 $235.12 -23%
Roots Organics Elemental, 40 lbs
Out of stock
$181.12 $278.63 -35%
Plant Success Orca | 1gal
In stock
$181.00 $240.55 -25%
Poseidonzime, 5 gal
Out of stock
$180.41 $277.99 -35%
Rock Resinator Heavy Yields, 5 L
In stock
$180.40 $269.99 -33%
Save 19%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 2.5gal - Concentrate
In stock
$179.45 $221.99 -19%
Save 19%
FoxFarm Grow Big Fertilizer 6-4-4 | 2.5gal - Concentrate
In stock
$179.30 $221.99 -19%
Xtreme Gardening Mykos | 20lb
In stock
$178.68 $226.40 -21%
Big Time Enzyme, 5 gal
In stock
$178.61 $228.99 -22%
HDI Clonex Mist Root Promoter | 1gal - Concentrate
In stock
$178.15 $276.99 -36%
Emerald Harvest pH Down, 1 gal, case of 4
In stock
$178.10 $308.00 -42%
Emerald Harvest pH Up, 1 gal, case of 4
In stock
$178.10 $308.00 -42%
Roots Organics HPK 0-4-3, 5 gal
In stock
$177.45 $272.99 -35%
Emerald Harvest Root Wizard | 1gal
In stock
$176.15 $271.00 -35%
Emerald Harvest Root Wizard | 1gal
In stock
$176.15 $271.00 -35%
Emerald Harvest Hydra Clear, 1 gal
In stock
$176.05 $290.00 -39%
FoxFarm Cha Ching Soluble, 15 lbs
In stock
$175.86 $237.03 -26%
FoxFarm Grow Big® Liquid Concentrate, 2.5 gal
In stock
$175.71 $234.55 -25%
FoxFarm Tiger Bloom® Liquid Concentrate, 2.5 gal
In stock
$175.71 $234.55 -25%
Age Old Grow, 6 gal
In stock
$175.49 $224.99 -22%
Age Old Bloom, 6 gal
In stock
$175.49 $224.99 -22%
Age Old Kelp, 6 gal
In stock
$175.49 $224.99 -22%
Age Old Fish & Seaweed, 6 gal
In stock
$175.49 $224.99 -22%
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 5gal
In stock
$174.88 $299.53 -42%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 5gal
In stock
$174.88 $299.53 -42%
Botanicare Pure Blend Pro Soil 1-4-5 - 5gal
In stock
$174.88 $299.53 -42%
Grotek Monster Grow Pro 18-36-1 | 2.5kg
In stock
$174.73 $244.99 -29%
CYCO Commercial Series Grow 10-5-13 - 5kg
In stock
$174.23 $271.17 -36%
CYCO Commercial Series Bloom 8-6-11 - 5kg
In stock
$174.23 $271.17 -36%
Botanicare Hydroplex Bloom 0-10-6 - 2.5gal
Out of stock
$173.38 $269.51 -36%
Save 14%
GreenGro Flower Finisher, 1-5-7, 10 lbs
In stock
$172.46 $200.99 -14%
House & Garden Commercial CalMag, 25 lbs Pail
In stock
$171.60 $215.00 -20%
General Hydroponics FloraNova Grow 7-4-10 - 2.5gal
In stock
$171.31 $267.22 -36%
General Hydroponics FloraNova Bloom 4-8-7 - 2.5gal
In stock
$171.31 $267.22 -36%
Xtreme Gardening Mykos Root Paks | 500ct
Out of stock
$171.07 $216.74 -21%
Mad Farmer Cal+Mag, 6 gal
In stock
$170.62 $262.50 -35%
Emerald Harvest pH Down, 1 qt, case of 12
In stock
$170.04 $294.00 -42%
Emerald Harvest pH Up, 1 qt, case of 12
In stock
$170.04 $294.00 -42%
Grotek Vitamax Pro, 10 L
In stock
$169.96 $224.36 -24%
Save 4%
Technaflora B. Seaweed, 4 L
In stock
$169.30 $176.36 -4%
House & Garden Bud-XL, 5 L
In stock
$168.92 $236.25 -28%
Aptus Fasilitor, 1 L
In stock
$167.70 $320.00 -48%
Humboldt Nutrients Verde, 2.5 gal
In stock
$167.66 $244.99 -32%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 20 lbs
In stock
$166.83 $243.99 -32%
Save 18%
Grotek Synergy, 800 grams
In stock
$165.42 $201.99 -18%
Roots Organics HP2 0-4-0, 5 gal
In stock
$165.16 $254.09 -35%
Microbe Life Photosynthesis Plus-O, 2.5 gal (OR Only)
In stock
$164.79 $213.99 -23%
Microbe Life Plus-C, 2.5 gal (CA ONLY)
In stock
$164.79 $211.99 -22%
SUPERthrive Root-Gel Rooting Gel | 64oz
Out of stock
$164.52 $264.99 -38%
Emerald Harvest Root Wizard, 1 gal
In stock
$164.50 $271.00 -39%
Emerald Harvest Root Wizard, 1 gal (FL/MN/NC/OK)
In stock
$164.50 $271.00 -39%
Emerald Harvest Root Wizard, 1 gal (OR)
In stock
$164.50 $271.00 -39%
Bloombastic, 1.25 L
In stock
$164.45 $240.99 -32%
Remo Nature's Candy, 20 L
In stock
$164.12 $251.99 -35%
Grotek Pro-Silicate, 23 L
In stock
$163.93 $226.99 -28%
CYCO Platinum Series Zyme 0.01-0.3-0.2 - 5L - Oklahoma Label
Out of stock
$163.44
Grotek Heavy Bud Pro 1-0-3 | 23L
In stock
$163.41 $502.99 -68%
General Hydroponics KoolBloom 2-45-28 - 16lb
In stock
$163.16 $279.51 -42%
House & Garden Cocos - Starter Kit
In stock
$162.90 $224.91 -28%
House & Garden Soil - Starter Kit
In stock
$162.90 $224.91 -28%
Emerald Harvest Cal-Mag | 6gal
In stock
$162.50 $250.00 -35%
CYCO Platinum Series Dr. Repair 3-0-0 - 20L
In stock
$162.49 $277.79 -42%
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