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Nutrients & Supplements

Soil Amendments
HEAVY 16 Fire, 32 oz
In Stock: 665
$78.89 $116.02 -32%
House & Garden Magic Green, 1 L
In Stock: 116
$75.38 $100.79 -25%
Grotek Monster Bloom 0-50-30 | 10kg
Out of stock
$864.99
Grotek Blossom Blaster Pro Liquid, 1 L
In Stock: 1570
$16.54 $29.18 -43%
Remo Nature's Candy, 4 L
In Stock: 20
$50.32 $73.99 -32%
Soul LBS, 3 lb
In Stock: 136
$38.69 $52.46 -26%
Grotek Monster Bloom, 500 g
In Stock: 4442
$34.75 $45.99 -24%
Cutting Edge Solutions Sour-Dee, 1 gal
In Stock: 11
$56.67 $74.99 -24%
G10 Gravitation #10, 1 gal
In Stock: 44
$138.92 $189.99 -27%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 5gal
In Stock: 19
$283.18 $387.93 -27%
Cutting Edge Solutions Mag-Amped, 1 gal
Out of stock
$20.22 $103.99 -81%
Rock Resinator Heavy Yields, 20 L
In Stock: 948
$574.08 $822.99 -30%
HEAVY 16 Finish, 1 gal
In Stock: 457
$51.54 $78.74 -35%
Roots Organics HP2 0-4-0, 1 gal
In Stock: 233
$50.86 $68.03 -25%
Optic Foliar Transport, 4 L
In Stock: 10
$250.70 $368.99 -32%
Emerald Harvest Micro, 6 gal
In Stock: 36
$109.04 $188.00 -42%
Cutting Edge Solutions Uncle John's Blend, 1 gal
In Stock: 14
$82.40 $103.99 -21%
House & Garden Cocos B, 5 L
In Stock: 190
$33.65 $49.48 -32%
House & Garden Roots Excelurator Gold, 250 ml
In Stock: 596
$58.55 $86.10 -32%
Mad Farmer Get Down, 1 qt, case of 12
In Stock: 26
$103.67 $138.59 -25%
HEAVY 16 Finish, 55 gal
In Stock: 11
$2,089.12 $3,072.24 -32%
Emerald Harvest Root Wizard, 1 qt (FL, MN, NC, OK)
In Stock: 22
$65.28 $96.00 -32%
Emerald Harvest Honey Chome 0.5-0.5-1 | 15gal
In Stock: 8
$1,360.97
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 16oz
In Stock: 468
$17.05 $18.99 -10%
Emerald Harvest Emerald Goddess, 15 gal
Out of stock
$1,214.40 $1,314.29 -8%
House & Garden Bud-XL, 5 L
In Stock: 240
$176.72 $236.25 -25%
FoxFarm Bush Doctor Bemb Sweet & Dandy 0-1-3 | 1gal - Concentrate
In Stock: 17
$93.39 $104.99 -11%
Grotek Blossom Blaster 1-4-0 | 2.5kg
In Stock: 13
$887.59
Emerald Harvest Bloom, 15 gal
In Stock: 20
$207.65 $262.86 -21%
Emerald Harvest pH Up, 1 qt, case of 12
In Stock: 7
$199.92 $294.00 -32%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 1gal
Out of stock
$134.96 / $33.74 per unit
(minimum purchase of 4)
HEAVY 16 Bud A, 2.5 gal
In Stock: 294
$71.39 $104.99 -32%
HEAVY 16 Finish, 6 gal
In Stock: 203
$257.03 $362.24 -29%
Roots Organics Elemental, 9 lbs
In Stock: 43
$48.47 $71.27 -32%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 32oz
In Stock: 362
$30.58 $33.99 -10%
HEAVY 16 Roots, 2.5 gal
In Stock: 83
$464.09 $682.49 -32%
Emerald Harvest Bloom | 2.5gal
In Stock: 7
$60.97 $80.00 -24%
Cutting Edge Solutions Mag-Amped, 15 gal
In Stock: 3
$655.10 $972.99 -33%
Emerald Harvest Root Wizard, 6 gal (FL, MN, NC, OK)
In Stock: 4
$646.00 $950.00 -32%
Emerald Harvest Emerald Goddess 2-1-4 | 6gal
In Stock: 22
$584.46 $800.00 -27%
Cutting Edge Solutions Bloom, 15 gal
In Stock: 8
$280.85 $377.99 -26%
Coast of Maine Fish Bone Meal Organic Plant Food 5-13-0, 3 lbs
In Stock: 48
$20.54 $20.99 -2%
Emerald Harvest Cali Pro Grow B, 1 gal
Out of stock
$27.88 $41.00 -32%
MegaPhos SP Phosphorus Solubilizing Microbe | 1lb - OMRI Listed
Out of stock
$142.56
Cutting Edge Solutions Mag-Amped, 1 qt
In Stock: 100
$27.23 $34.99 -22%
Emerald Harvest Grow | 55gal
Out of stock
$855.28 $897.14 -5%
Emerald Harvest Bloom, 6 gal
In Stock: 36
$95.48 $154.00 -38%
BioAg Ful-Power | 55 gal (ID,IL,IA,KS,MN,NE,OH,OK,OR)
In Stock: 1
$308.09 $1,887.99 -84%
BioAg Ful-Power | 5 gal (ID,IL,IA,KS,MN,NE,OH,OK,OR)
Out of stock
$134.16 $196.99 -32%
House & Garden Nitrogen Boost, 60 L
In Stock: 15
$48.43 $2,992.50 -98%
Optic Foliar REV, 1 L
In Stock: 15
$79.51 $116.99 -32%
Optic Foliar REV, 4 L
In Stock: 14
$250.70 $368.99 -32%
HEAVY 16 Finish, 15 gal
In Stock: 4
$599.75 $881.99 -32%
Emerald Harvest Bloom | 55gal
Out of stock
$929.02
Great White Premium Mycorrhizae, 8 oz
In Stock: 6
$61.83 $80.99 -24%
Soul Amino-Aide, 5 gal
In Stock: 34
$604.41 $888.83 -32%
Mad Farmer Get Up, 1 qt, case of 12
In Stock: 38
$103.67 $138.59 -25%
General Hydroponics ARMOR SI 0-0-4 | 1gal
In Stock: 186
$52.43 $77.93 -33%
HEAVY 16 Roots, 32 oz
In Stock: 489
$78.89 $116.02 -32%
Soul Big Swell, 1 gal
Out of stock
$137.36 $201.99 -32%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 5gal
In Stock: 37
$288.82 $395.21 -27%
Neptune's Harvest Turf Formula 2-0-2 | 142oz - (Case of 4)
Out of stock
$234.04 / $58.51 per unit
(minimum purchase of 4)
Cutting Edge Solutions Bulletproof Si, 1 gal
In Stock: 13
$67.44 $86.99 -22%
Biobizz Bio-Heaven | 10 L
In Stock: 8
$470.34 $691.68 -32%
Cutting Edge Solutions Plant Amp, 15 gal
In Stock: 3
$667.22 $972.99 -31%
HEAVY 16 Veg A, 6 gal
In Stock: 172
$154.21 $226.79 -32%
House & Garden Top Booster, 1 L
In Stock: 193
$27.23 $36.41 -25%
Soul Big Swell, 1 qt
In Stock: 136
$50.37 $67.32 -25%
Emerald Harvest King Kola 0.3-2-3 | 32oz
In Stock: 102
$32.26 $44.00 -27%
Snow Storm Ultra, 1 gal
In Stock: 59
$127.91 $164.99 -22%
HEAVY 16 Fire, 2.5 gal
In Stock: 100
$464.09 $682.49 -32%
Remo Micro, 20 L
In Stock: 6
$157.96 $231.99 -32%
Cutting Edge Solutions Sugaree, 2.5 gal
In Stock: 61
$108.96 $149.99 -27%
Grow More Mendocino Flower & Bloom 6-30-30, 25 lbs
In Stock: 71
$92.64 $113.99 -19%
Emerald Harvest Sturdy Stalk, 1 qt
In Stock: 76
$26.18 $38.50 -32%
Emerald Harvest Root Wizard, 6 gal (OR)
In Stock: 6
$646.00 $950.00 -32%
Grotek Insta-Green, 1 L
In Stock: 126
$10.19 $13.48 -24%
HEAVY 16 Veg B, 32 oz
In Stock: 146
$9.98 $14.69 -32%
HEAVY 16 Fire, 1 gal (OR Only)
In Stock: 174
$197.30 $334.42 -41%
Emerald Harvest Cali Pro Grow A 3-0-0 | 55gal
Out of stock
$1,048.66 $1,100.00 -5%
Bloombastic | 5.5 L
In Stock: 14
$686.58 $1,009.99 -32%
HEAVY 16 Prime, 1 gal
In Stock: 298
$153.14 $225.22 -32%
House & Garden Magnesium Boost, 1 L
In Stock: 46
$26.22 $38.56 -32%
Emerald Harvest Emerald Goddess, 1 gal
In Stock: 59
$108.80 $160.00 -32%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 15gal
In Stock: 1
$332.84
Emerald Harvest Cali Pro Bloom A, 55 gal
Out of stock
$1,016.40 $1,100.00 -8%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 1gal - Concentrate
In Stock: 54
$112.13 $125.99 -11%
Grotek Monster Grow Pro 18-36-1 | 10kg
Out of stock
$740.99
Mad Farmer Mother Of All Bloom, 1 kg
In Stock: 68
$46.61 $91.02 -49%
Emerald Harvest Root Wizard, 1 gal (OR)
In Stock: 23
$193.49 $271.00 -29%
HEAVY 16 Finish, 32 oz
In Stock: 2353
$21.41 $31.49 -32%
Emerald Harvest Cali Pro Bloom B, 6 gal
In Stock: 14
$125.12 $184.00 -32%
Emerald Harvest Micro | 6gal
In Stock: 63
$143.26 $188.00 -24%
Emerald Harvest Hydra Clear, 2.5 gal - (Case of 2)
Out of stock
$985.32 / $492.66 per unit
(minimum purchase of 2)
Emerald Harvest pH Up | 2.5gal
Out of stock
$120.67 $172.00 -30%
Cutting Edge Solutions Plant Amp, 1 gal
In Stock: 65
$88.64 $103.99 -15%
House & Garden Shooting Powder Sachet (pack of 20)
In Stock: 151
$196.36 $262.50 -25%
HEAVY 16 Veg B, 1 gal
In Stock: 177
$34.00 $50.01 -32%
Grotek Monster Bloom 0-50-30 | 5kg
Out of stock
$459.99
Cutting Edge Solutions Sugaree, 6 gal
In Stock: 84
$258.02 $349.99 -26%
Mad Farmer Mother Of All Bloom 500g
In Stock: 146
$27.68 $53.54 -48%
Emerald Harvest Sturdy Stalk | 15gal
Out of stock
$721.82 $757.14 -5%
House & Garden Soil A, 20 L
In Stock: 257
$84.31 $123.99 -32%
Emerald Harvest Emerald Goddess, 6 gal
In Stock: 23
$544.00 $800.00 -32%
Crystal Burst, 5 gal
In Stock: 11
$216.65 $313.99 -31%
HYGROZYME Horticultural Horticulture Enzyme Formula | 20L (5.28gal)
In Stock: 6
$631.90
Cutting Edge Solutions Micro, 1 gal
In Stock: 18
$32.03 $41.99 -24%
Emerald Harvest King Kola, 1 gal
In Stock: 108
$119.68 $160.00 -25%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 2.5gal
In Stock: 13
$73.15 $96.00 -24%
Emerald Harvest King Kola 0.3-2-3 | 6gal (FL, NM, PA)
Out of stock
$561.27 $800.00 -30%
Growth Science Organics Root Magic, 2.5 gal
Out of stock
$23.80 $349.99 -93%
House & Garden Aqua Flakes A, 200 L
In Stock: 8
$818.68 $1,203.99 -32%
House & Garden Bud-XL, 20 L
In Stock: 597
$556.92 $819.00 -32%
Cutting Edge Solutions Bloom, 2.5 gal
In Stock: 7
$54.03 $71.99 -25%
HEAVY 16 Veg B, 15 gal
In Stock: 7
$349.85 $514.49 -32%
Emerald Harvest pH Up | 15gal
Out of stock
$558.39 $585.71 -5%
Nectar for The Gods Medusa's Magic Soil Nutrient 2-5-2 | 5gal
Out of stock
$149.93 $172.99 -13%
Nectar for The Gods Mega Morpheus Guano Tea 0-2-0 | 5gal
In Stock: 4
$149.93 $172.99 -13%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 55gal
Out of stock
$1,048.66 $1,100.00 -5%
Dyna-Gro Bloom, 1 gal
In Stock: 22
$63.32 $77.52 -18%
Emerald Harvest pH Up, 15 gal
Out of stock
$541.20 $585.71 -8%
Roots Organics Surge, 1 gal
In Stock: 37
$56.30 $82.78 -32%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 32oz - Concentrate
In Stock: 340
$32.43 $35.99 -10%
Emerald Harvest Honey Chome, 6 gal
In Stock: 138
$544.00 $800.00 -32%
House & Garden Amino Treatment, 500 ml
In Stock: 42
$83.03 $122.09 -32%
FoxFarm Grow Big Fertilizer 6-4-4 | 5gal - Concentrate
In Stock: 8
$380.07 $413.99 -8%
Grotek Vitamax Pro 1-1-1 | 4L - (Case of 4)
Out of stock
$343.64 / $85.91 per unit
(minimum purchase of 4)
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 15lb Jar
In Stock: 34
$226.21 $251.99 -10%
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