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Nutrients & Supplements

Soil Amendments
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128
Dark Energy, 5 gal
In stock
$648.74 $826.99 -22%
Bloombastic | 5.5 L
In stock
$646.20 $1,009.99 -36%
Grotek Blossom Blaster, 2.5 kg
In stock
$637.15 $895.99 -29%
Cutting Edge Solutions Plant Amp, 15 gal
In stock
$627.97 $972.99 -35%
Cutting Edge Solutions Uncle John's Blend, 15 gal
In stock
$627.97 $972.99 -35%
Cutting Edge Solutions Uncle John's Blend, 15 gal (OREGON ONLY)
In stock
$627.97 $972.99 -35%
Cutting Edge Solutions Mag-Amped, 15 gal
In stock
$616.56 $972.99 -37%
Biobizz Root-Juice 20L
In stock
$613.06 $957.90 -36%
BioBizz Root-Juice 20L CA & OR only
In stock
$613.06 $957.90 -36%
Emerald Harvest Root Wizard | 6gal
Out of stock
$608.00 $950.00 -36%
Emerald Harvest Root Wizard | 6gal (FL, MN, NC, OK)
Out of stock
$608.00 $950.00 -36%
Emerald Harvest Root Wizard | 6gal (OR)
Out of stock
$608.00 $950.00 -36%
Emerald Harvest Root Wizard, 6 gal
In stock
$608.00 $950.00 -36%
Emerald Harvest Root Wizard, 6 gal (FL, MN, NC, OK)
In stock
$608.00 $950.00 -36%
Emerald Harvest Root Wizard, 6 gal (OR)
In stock
$608.00 $950.00 -36%
House & Garden Amino Treatment, 5 L
In stock
$598.08 $934.50 -36%
Cutting Edge Solutions Bulletproof Si, 15 gal
In stock
$595.57 $822.99 -28%
Cutting Edge Solutions Sugaree, 15 gal
In stock
$584.12 $859.99 -32%
Soul Amino-Aide, 5 gal
In stock
$568.86 $888.83 -36%
Soul Big Swell, 5 gal
In stock
$568.86 $888.83 -36%
HEAVY 16 Finish, 15 gal
In stock
$564.47 $881.99 -36%
SUPERthrive Pure Neem Oil Organic Leaf Polish | 5gal
Out of stock
$563.40 $919.99 -39%
GH General Organics BioBud 0.5-0.1-1 - 6 gal
In stock
$561.70 $1,115.81 -50%
Save 19%
BioAG Cytoplus | 50lb
Out of stock
$550.53 $676.76 -19%
Save 5%
Aptus Liquid Base, 20 L
In stock
$548.43 $579.00 -5%
CYCO Platinum Series Zyme 0.01-0.3-0.2 - 20L - (OK)
In stock
$546.17
Roots Organics Rain, 5 gal
In stock
$543.60 $849.36 -36%
Grotek Monster Grow Pro, 10 kg
In stock
$532.21 $692.99 -23%
Grotek Monster Bloom, 10 kg
In stock
$531.90 $747.99 -29%
Save 16%
HYGROZYME Horticultural Horticulture Enzyme Formula | 20L (5.28gal)
In stock
$529.20 $628.77 -16%
Hygrozyme Horticultural Enzyme Formula, 20 L
In stock
$527.39 $685.99 -23%
Aptus Massboost, 5 L
In stock
$525.12 $820.50 -36%
Save 10%
Emerald Harvest pH Up | 15gal
Out of stock
$524.80 $585.71 -10%
Save 10%
Emerald Harvest pH Down | 15gal
Out of stock
$524.80 $585.71 -10%
Save 10%
Emerald Harvest pH Down, 15 gal
Out of stock
$524.80 $585.71 -10%
Save 10%
Emerald Harvest pH Up, 15 gal
Out of stock
$524.80 $585.71 -10%
MILLS START 20 LTR
In stock
$524.80 $820.00 -36%
House & Garden Bud-XL, 20 L
In stock
$524.16 $819.00 -36%
Humboldt Roots, 1 gal
In stock
$524.15 $818.99 -36%
Rock Resinator Heavy Yields, 20 L
In stock
$514.59 $822.99 -37%
Emerald Harvest Emerald Goddess 2-1-4 | 6gal
In stock
$512.00 $800.00 -36%
Emerald Harvest King Kola 0.3-2-3 | 6gal
In stock
$512.00 $800.00 -36%
Emerald Harvest King Kola 0.3-2-3 | 6gal (FL, NM, PA)
Out of stock
$512.00 $800.00 -36%
Emerald Harvest Honey Chome 0.5-0.5-1 | 6gal
In stock
$512.00 $800.00 -36%
Emerald Harvest Emerald Goddess, 6 gal
In stock
$512.00 $800.00 -36%
Emerald Harvest Honey Chome, 6 gal
In stock
$512.00 $800.00 -36%
Emerald Harvest King Kola, 6 gal
In stock
$512.00 $800.00 -36%
Emerald Harvest King Kola, 6 gal (FL/NM/PA)
Out of stock
$512.00 $800.00 -36%
Save 11%
SUPERthrive, 2.5 gal
In stock
$499.51 $558.29 -11%
House & Garden 1-Component, 200 L
In stock
$496.22 $2,205.00 -77%
B'Cuzz Blossom Builder | 5L
In stock
$489.15 $763.99 -36%
Optic Foliar Transport, 10 L
In stock
$479.91 $749.99 -36%
HEAVY 16 Foliar, 6 gal
In stock
$470.39 $734.99 -36%
Grotek Monster Bloom 0-50-30 | 5kg
Out of stock
$459.99
South Cascade Organics SLF-100, 5 gal
In stock
$454.39 $591.99 -23%
Save 19%
BioAG TM-7 | 50lb
Out of stock
$450.44 $553.71 -19%
Grotek Vitamax Plus 1-1-2 | 23L
In stock
$449.99
Cutting Edge Solutions Cal-Mag Amplified, 15 gal
In stock
$443.79 $633.99 -30%
Biobizz Bio-Heaven | 10 L
In stock
$442.68 $691.68 -36%
BioBizz Bio-Heaven 10L CA & OR only
In stock
$442.68 $691.68 -36%
Big Foot Mycorrhizae Gold | 5lb
In stock
$441.80
Emerald Harvest Hydra Clear, 2.5 gal - (Case of 2)
Out of stock
$441.60 $690.00 -36%
HEAVY 16 Fire, 2.5 gal
In stock
$436.79 $682.49 -36%
HEAVY 16 Fire, 2.5 gal (OR Only)
In stock
$436.79 $682.49 -36%
HEAVY 16 Roots, 2.5 gal
In stock
$436.79 $682.49 -36%
CYCO Commercial Series Grow 10-5-13 - 20kg
In stock
$436.10 $978.98 -55%
CYCO Commercial Series Bloom 8-6-11 - 20kg
In stock
$436.10 $978.98 -55%
Snow Storm Ultra, 5 Gal
In stock
$433.37 $593.99 -27%
South Cascade Organics SLF-100 | 5gal - OMRI Listed
In stock
$431.49 $599.99 -28%
Aptus Ecozen, 5 L
In stock
$431.30 $673.91 -36%
Big Foot Mycorrhizae Concentrate | 10lb
In stock
$422.00
Biobizz Top-Max, 20 L
In stock
$415.82 $649.72 -36%
BioBizz Top-Max 20L CA & OR only
In stock
$415.82 $649.72 -36%
Plant Success Great White Premium Mycorrhizae | 5lb
In stock
$414.09 $559.52 -26%
Roots Organics Extreme Serene, 5 gal
In stock
$406.71 $635.04 -36%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 2.5gal
In stock
$405.88 $713.59 -43%
Aptus Peakboost, 5 L
In stock
$401.98 $628.09 -36%
Aptus Finaleboost, 5 L
In stock
$401.98 $628.09 -36%
Great White Premium Mycorrhizae, 5 lbs
In stock
$400.58 $559.99 -28%
Biobizz Acti-Vera 20L CA & OR only
In stock
$400.58 $625.90 -36%
Biobizz Acti-Vera 20L
In stock
$400.58 $625.90 -36%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 50 lbs
In stock
$398.80 $644.99 -38%
Save 10%
Emerald Harvest Cal-Mag | 15gal
In stock
$396.80 $442.86 -10%
Save 10%
Emerald Harvest Cal-Mag, 15 gal
Out of stock
$396.80 $442.86 -10%
House & Garden Multi Zen, 20 L
In stock
$389.76 $609.00 -36%
Save 5%
BioSafe TerraGrow, 10 lb
Out of stock
$387.13 $408.99 -5%
Xtreme Gardening Mykos | 50lb
In stock
$380.90 $490.64 -22%
FoxFarm Cultivation Nation Micro, 15 gal
In stock
$373.21 $485.95 -23%
Biobizz Alg-A-Mic, 20 L
In stock
$361.40 $564.68 -36%
BioBizz Alg-a-Mic 20L CA & OR only
In stock
$361.40 $564.68 -36%
Dark Energy, 2.5 gal
In stock
$357.00 $461.99 -23%
MILLS C4 10 LTR
In stock
$352.00 $550.00 -36%
MILLS ULTIMATE PK 10 LTR
In stock
$352.00 $550.00 -36%
Save 19%
BioAG Ful-Humix | 50lb - OMRI Listed
Out of stock
$350.34 $430.66 -19%
FoxFarm Cultivation Nation Cal-Mag, 15 gal
Out of stock
$348.02 $568.52 -39%
BioBizz Root-Juice 10L
In stock
$345.88 $540.44 -36%
BioBizz Root-Juice 10L CA & OR only
In stock
$345.88 $540.44 -36%
Remo VeloKelp, 20 L
In stock
$341.76 $533.99 -36%
Emerald Harvest Root Wizard | 2.5gal
Out of stock
$339.20 $530.00 -36%
Emerald Harvest Root Wizard | 2.5gal (FL, MN, NC, OK)
Out of stock
$339.20 $530.00 -36%
Emerald Harvest Root Wizard | 2.5gal (OR)
Out of stock
$339.20 $530.00 -36%
Emerald Harvest Root Wizard, 2.5 gal - (Case of 2)
In stock
$339.20 $530.00 -36%
Emerald Harvest Root Wizard, 2.5 gal (FL, MN, NC, OK) - (Case of 2)
Out of stock
$339.20 $530.00 -36%
Emerald Harvest Root Wizard, 2.5 gal (OR)
Out of stock
$339.20 $530.00 -36%
FoxFarm Cultivation Nation Bloom 0-5-4 | 15gal
In stock
$337.88 $439.95 -23%
Rhizoflora Purpinator 0-2-4 - 6gal
In stock
$335.27
HEAVY 16 Bud A, 15 gal
In stock
$329.27 $514.49 -36%
HEAVY 16 Bud B, 15 gal
In stock
$329.27 $514.49 -36%
HEAVY 16 Veg A, 15 gal
In stock
$329.27 $514.49 -36%
HEAVY 16 Veg B, 15 gal
In stock
$329.27 $514.49 -36%
Save 16%
HYCLEAN Line & Equipment Cleaner for Irrigation Systems | 20L (5.28gal) - Non-Toxic
In stock
$327.60 $389.24 -16%
Roots Organics Terp Tea Microbe Charge 40lb
In stock
$325.95 $424.42 -23%
Grow Big Hydro Liquid Concentrate, 5 gal
Out of stock
$323.70 $425.83 -24%
HEAVY 16 Prime, 2.5 gal
In stock
$322.55 $503.99 -36%
Primordial Solutions True Blooms, 32 oz, 6-pack (OR ONLY)
In stock
$321.54 $441.99 -27%
Humboldt Nutrients Big Up Powder, 10 lbs
In stock
$320.40 $500.99 -36%
FoxFarm Cultivation Nation Flower, 50 lb
In stock
$320.22 $416.95 -23%
CYCO Platinum Series Zyme 0.01-0.3-0.2 - 20L
In stock
$320.00 $546.17 -41%
Save 2%
Dip N Grow Rooting Hormone | 1gal
In stock
$320.00 $325.00 -2%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 5gal - Concentrate
In stock
$310.22 $429.99 -28%
CYCO 20L B1 Boost (32/PL)
In stock
$307.19 $532.94 -42%
Cutting Edge Solutions Micro, 15 gal
In stock
$306.37 $464.99 -34%
Xtreme Gardening Azos Root Booster | 8lb
In stock
$305.10 $393.00 -22%
Grotek Blossom Blaster 1-4-0 | 500g - (Case of 6)
In stock
$299.99
FoxFarm Tiger Bloom Liquid Concentrate, 5 gal
In stock
$299.12 $411.95 -27%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 15lb
In stock
$299.00
Aptus Liquid Base, 5 L
In stock
$298.98 $458.00 -35%
FoxFarm Grow Big Liquid Concentrate, 5 gal
In stock
$298.28 $411.95 -28%
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