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Nutrients & Supplements

Soil Amendments
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128
SUPERthrive Pure Neem Oil Organic Leaf Polish | 5gal
Out of stock
$591.80 $919.99 -36%
Soul Amino-Aide, 5 gal
In Stock: 38
$586.63 $888.83 -34%
Soul Big Swell, 5 gal
In Stock: 120
$586.63 $888.83 -34%
HEAVY 16 Finish, 15 gal
In Stock: 9
$582.11 $881.99 -34%
BioAG Cytoplus | 50lb
Out of stock
$578.34 $676.76 -15%
Aptus Liquid Base, 20 L
In Stock: 31
$565.57 $579.00 -2%
Roots Organics Rain, 5 gal
In Stock: 59
$560.59 $849.36 -34%
HYGROZYME Horticultural Horticulture Enzyme Formula | 20L (5.28gal)
In Stock: 8
$555.96 $628.77 -12%
Grotek Monster Grow Pro, 10 kg
In Stock: 2
$548.84 $692.99 -21%
Grotek Monster Bloom, 10 kg
In Stock: 3203
$548.53 $747.99 -27%
CYCO Platinum Series Zyme 0.01-0.3-0.2 - 20L - (OK)
In Stock: 12
$546.17
Aptus Massboost, 5 L
In Stock: 49
$541.53 $820.50 -34%
Emerald Harvest pH Down, 15 gal
Out of stock
$541.20 $585.71 -8%
Emerald Harvest pH Up, 15 gal
Out of stock
$541.20 $585.71 -8%
MILLS START 20 LTR
In Stock: 59
$541.20 $820.00 -34%
House & Garden Bud-XL, 20 L
In Stock: 881
$540.54 $819.00 -34%
Rock Resinator Heavy Yields, 20 L
In Stock: 868
$530.67 $822.99 -36%
Emerald Harvest pH Up | 15gal
Out of stock
$530.47 $585.71 -9%
Emerald Harvest pH Down | 15gal
Out of stock
$530.47 $585.71 -9%
Emerald Harvest Emerald Goddess, 6 gal
In Stock: 26
$528.00 $800.00 -34%
Emerald Harvest Honey Chome, 6 gal
In Stock: 167
$528.00 $800.00 -34%
Emerald Harvest King Kola, 6 gal
In Stock: 26
$528.00 $800.00 -34%
Emerald Harvest King Kola, 6 gal (FL/NM/PA)
Out of stock
$528.00 $800.00 -34%
Emerald Harvest Emerald Goddess 2-1-4 | 6gal
In Stock: 44
$517.53 $800.00 -35%
Emerald Harvest King Kola 0.3-2-3 | 6gal
In Stock: 28
$517.53 $800.00 -35%
Emerald Harvest King Kola 0.3-2-3 | 6gal (FL, NM, PA)
Out of stock
$517.53 $800.00 -35%
Emerald Harvest Honey Chome 0.5-0.5-1 | 6gal
In Stock: 42
$517.53 $800.00 -35%
B'Cuzz Blossom Builder | 5L
In Stock: 12
$504.44 $763.99 -34%
Optic Foliar Transport, 10 L
In Stock: 44
$494.91 $749.99 -34%
SUPERthrive, 2.5 gal
In Stock: 15
$490.59 $558.29 -12%
HEAVY 16 Foliar, 6 gal
In Stock: 39
$485.09 $734.99 -34%
BioAG TM-7 | 50lb
Out of stock
$473.21 $553.71 -15%
South Cascade Organics SLF-100, 5 gal
In Stock: 59
$468.59 $591.99 -21%
Grotek Monster Bloom 0-50-30 | 5kg
Out of stock
$459.99
Cutting Edge Solutions Cal-Mag Amplified, 15 gal
In Stock: 10
$457.66 $633.99 -28%
Biobizz Bio-Heaven | 10 L
In Stock: 26
$456.51 $691.68 -34%
BioBizz Bio-Heaven 10L CA & OR only
In Stock: 14
$456.51 $691.68 -34%
Emerald Harvest Hydra Clear, 2.5 gal - (Case of 2)
Out of stock
$455.40 $690.00 -34%
South Cascade Organics SLF-100 | 5gal - OMRI Listed
In Stock: 31
$453.30 $599.99 -24%
HEAVY 16 Fire, 2.5 gal
In Stock: 33
$450.44 $682.49 -34%
HEAVY 16 Fire, 2.5 gal (OR Only)
In Stock: 44
$450.44 $682.49 -34%
HEAVY 16 Roots, 2.5 gal
In Stock: 151
$450.44 $682.49 -34%
Grotek Vitamax Plus 1-1-2 | 23L
In Stock: 4
$449.99
CYCO Commercial Series Grow 10-5-13 - 20kg
In Stock: 9
$449.72 $978.98 -54%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 2.5gal
In Stock: 24
$447.85 $713.59 -37%
Snow Storm Ultra, 5 Gal
In Stock: 24
$446.91 $593.99 -25%
Aptus Ecozen, 5 L
In Stock: 51
$444.77 $673.91 -34%
Big Foot Mycorrhizae Gold | 5lb
In Stock: 82
$441.80
Plant Success Great White Premium Mycorrhizae | 5lb
In Stock: 26
$435.02 $559.52 -22%
Biobizz Top-Max, 20 L
In Stock: 38
$428.82 $649.72 -34%
BioBizz Top-Max 20L CA & OR only
In Stock: 7
$428.82 $649.72 -34%
Big Foot Mycorrhizae Concentrate | 10lb
In Stock: 1
$422.00
Roots Organics Extreme Serene, 5 gal
In Stock: 3
$419.42 $635.04 -34%
Aptus Peakboost, 5 L
In Stock: 62
$414.55 $628.09 -34%
Aptus Finaleboost, 5 L
In Stock: 39
$414.55 $628.09 -34%
Hygrozyme Horticultural Enzyme Formula, 20 L
In Stock: 11
$413.49 $685.99 -40%
Great White Premium Mycorrhizae, 5 lbs
In Stock: 25
$413.09 $559.99 -26%
Biobizz Acti-Vera 20L CA & OR only
In Stock: 1
$413.09 $625.90 -34%
Biobizz Acti-Vera 20L
In Stock: 11
$413.09 $625.90 -34%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 50 lbs
In Stock: 15
$411.26 $644.99 -36%
Emerald Harvest Cal-Mag, 15 gal
Out of stock
$409.20 $442.86 -8%
House & Garden Multi Zen, 20 L
In Stock: 168
$401.94 $609.00 -34%
Emerald Harvest Cal-Mag | 15gal
In Stock: 1
$401.08 $442.86 -9%
Xtreme Gardening Mykos | 50lb
In Stock: 50
$400.11 $490.64 -18%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 5gal - Concentrate
In Stock: 7
$391.41 $429.99 -9%
Biobizz Alg-A-Mic, 20 L
In Stock: 41
$372.69 $564.68 -34%
BioBizz Alg-a-Mic 20L CA & OR only
In Stock: 4
$372.69 $564.68 -34%
Dark Energy, 5 gal
In Stock: 18
$369.60 $826.99 -55%
BioAG Ful-Humix | 50lb - OMRI Listed
Out of stock
$368.04 $430.66 -15%
MILLS C4 10 LTR
In Stock: 130
$363.00 $550.00 -34%
MILLS ULTIMATE PK 10 LTR
In Stock: 80
$363.00 $550.00 -34%
BioBizz Root-Juice 10L
In Stock: 6
$356.69 $540.44 -34%
BioBizz Root-Juice 10L CA & OR only
In Stock: 20
$356.69 $540.44 -34%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 5gal - Concentrate
In Stock: 43
$354.34 $414.99 -15%
FoxFarm Grow Big Fertilizer 6-4-4 | 5gal - Concentrate
In Stock: 17
$354.00 $413.99 -14%
Remo VeloKelp, 20 L
In Stock: 15
$352.44 $533.99 -34%
Emerald Harvest Root Wizard, 2.5 gal - (Case of 2)
In Stock: 5
$349.80 $530.00 -34%
Emerald Harvest Root Wizard, 2.5 gal (FL, MN, NC, OK) - (Case of 2)
Out of stock
$349.80 $530.00 -34%
Emerald Harvest Root Wizard, 2.5 gal (OR)
Out of stock
$349.80 $530.00 -34%
Emerald Harvest Root Wizard | 2.5gal
Out of stock
$342.86 $530.00 -35%
Emerald Harvest Root Wizard | 2.5gal (FL, MN, NC, OK)
Out of stock
$342.86 $530.00 -35%
Emerald Harvest Root Wizard | 2.5gal (OR)
Out of stock
$342.86 $530.00 -35%
HEAVY 16 Bud A, 15 gal
In Stock: 62
$339.56 $514.49 -34%
HEAVY 16 Bud B, 15 gal
In Stock: 42
$339.56 $514.49 -34%
HEAVY 16 Veg A, 15 gal
In Stock: 14
$339.56 $514.49 -34%
HEAVY 16 Veg B, 15 gal
In Stock: 4
$339.56 $514.49 -34%
HYCLEAN Line & Equipment Cleaner for Irrigation Systems | 20L (5.28gal) - Non-Toxic
In Stock: 152
$337.84 $389.24 -13%
CYCO Platinum Series Zyme 0.01-0.3-0.2 - 20L
In Stock: 3
$336.61 $546.17 -38%
Roots Organics Terp Tea Microbe Charge 40lb
In Stock: 35
$336.14 $424.42 -21%
Rhizoflora Purpinator 0-2-4 - 6gal
In Stock: 700
$335.27
HEAVY 16 Prime, 2.5 gal
In Stock: 135
$332.63 $503.99 -34%
Dip N Grow Rooting Hormone | 1gal
In Stock: 68
$330.00 $337.50 -2%
PureCrop 2.5 gal
In Stock: 35
$330.00 $362.50 -9%
Botanicare Hydroplex Bloom 0-10-6 - 5gal
In Stock: 51
$328.28 $515.87 -36%
CYCO 20L B1 Boost (32/PL)
In Stock: 18
$323.11 $532.94 -39%
Grotek Blossom Blaster 1-4-0 | 1kg - (Case of 6)
Out of stock
$321.96 $436.99 -26%
Xtreme Gardening Azos Root Booster | 8lb
In Stock: 21
$320.50 $393.00 -18%
Cutting Edge Solutions Micro, 15 gal
In Stock: 18
$315.94 $464.99 -32%
Primordial Solutions True Blooms, 5 gal
In Stock: 5
$308.81 $1,109.99 -72%
Aptus Liquid Base, 5 L
In Stock: 34
$308.33 $458.00 -33%
Emerald Harvest Micro, 15 gal
Out of stock
$307.56 $332.86 -8%
Humboldt Nutrients Verde, 5 gal
In Stock: 50
$306.42 $463.99 -34%
Xtreme Gardening Mykos WP | 15lb - Wettable Powder - (Case of 2)
In Stock: 22
$305.87 $375.09 -18%
SugarDaddy, 20 L
In Stock: 25
$304.58 $457.99 -33%
Roots Organics Terp Tea Bloom Booster 40lb
In Stock: 12
$303.64 $383.39 -21%
Emerald Harvest Micro | 15gal
Out of stock
$301.46 $332.86 -9%
Grotek Blossom Blaster 1-4-0 | 500g - (Case of 6)
In Stock: 65
$299.99
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 15lb
In Stock: 10
$299.00
Xtreme Azos Beneficial Bacteria, 8 lbs
In Stock: 19
$298.68 $454.99 -34%
HYGROZYME Horticultural Horticulture Enzyme Formula | 10L (2.64gal) - (Case of 2)
In Stock: 13
$297.48 $336.45 -12%
Emerald Harvest Cali Pro Bloom A, 15 gal
Out of stock
$297.00 $321.43 -8%
Emerald Harvest Cali Pro Bloom B, 15 gal
Out of stock
$297.00 $321.43 -8%
Emerald Harvest Cali Pro Grow A, 15 gal
Out of stock
$297.00 $321.43 -8%
Emerald Harvest Cali Pro Grow B, 15 gal
Out of stock
$297.00 $321.43 -8%
Xtreme Mykos Pure Mycorrhizal Inoculum, Wettable Powder, 15 lbs
In Stock: 19
$293.98 $444.99 -34%
Grotek Vitamax Plus, 23 L
In Stock: 692
$293.33 $399.99 -27%
Aptus MINERAL-CALMAG, 20 L
In Stock: 52
$293.04 $300.00 -2%
Cutting Edge Solutions Plant Amp, 6 gal
In Stock: 11
$292.26 $419.99 -30%
Grotek Monster Grow Pro, 5 kg
Out of stock
$292.25 $368.99 -21%
Grotek Monster Bloom, 5 kg
In Stock: 1216
$291.87 $397.99 -27%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 5gal - Concentrate - OMRI Listed
In Stock: 3
$291.39 $344.99 -16%
Emerald Harvest Cali Pro Grow A 3-0-0 | 15gal
Out of stock
$291.11 $321.43 -9%
Emerald Harvest Cali Pro Grow B 2-2-5 | 15gal
Out of stock
$291.11 $321.43 -9%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 15gal
In Stock: 1
$291.11 $321.43 -9%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 15gal
In Stock: 1
$291.11 $321.43 -9%
MILLS START 10 LTR
In Stock: 28
$290.40 $440.00 -34%
Cutting Edge Solutions Mag-Amped, 6 gal
In Stock: 4
$286.95 $419.99 -32%
Aptus SYSTEM-CLEAN, 20 L
In Stock: 44
$283.80 $290.00 -2%
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