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Nutrients & Supplements

Soil Amendments
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128
General Hydroponics MaxiBloom 5-15-14 - 50lb
In Stock: 104
$277.42 $437.07 -37%
General Hydroponics MaxiGro 10-5-14 - 50lb
In Stock: 64
$277.42 $435.84 -36%
Aptus SYSTEM-CLEAN, 20 L
In Stock: 44
$277.35 $290.00 -4%
Emerald Harvest Sturdy Stalk, 6 gal
In Stock: 16
$277.35 $430.00 -36%
Dyna-Gro Bloom, 5 gal
In Stock: 17
$276.21 $356.99 -23%
Dyna-Gro Grow, 5 gal
In Stock: 8
$276.21 $356.99 -23%
Plant Success King Crab, 1 gal
In Stock: 29
$273.04 $352.99 -23%
Mad Farmer Mother Of All Bloom, 25 lb (11.3 kg)
In Stock: 672
$270.90 $419.99 -35%
Nectar for The Gods Bloom Khaos Foliar Spray 0-0-0.5 | 5gal
In Stock: 12
$270.85 $356.99 -24%
Dyna-Gro Mag-Pro, 5 gal
In Stock: 43
$270.82 $350.88 -23%
House & Garden Nitrogen Boost, 200 L
In Stock: 4
$266.77 $9,765.00 -97%
Cutting Edge Solutions Bloom, 15 gal
In Stock: 11
$266.40 $377.99 -30%
General Hydroponics Liquid KoolBloom 0-10-10 - 6gal
In Stock: 254
$263.47 $423.48 -38%
Optic Foliar Switch, 24 L
In Stock: 101
$263.03 $407.99 -36%
House & Garden Algen Extract, 5 L
In Stock: 130
$262.50 $406.98 -36%
Mad Farmer Be One, 6 gal
In Stock: 24
$257.36 $440.99 -42%
HEAVY 16 Foliar, 2.5 gal
In Stock: 249
$257.34 $398.99 -36%
House & Garden Top Booster, 20 L
In Stock: 180
$255.60 $396.27 -35%
Dark Energy, 2.5 gal
In Stock: 6
$255.50 $461.99 -45%
MILLS BASIS A 60 LTR
In Stock: 13
$254.78 $395.00 -35%
MILLS BASIS B 60 LTR
In Stock: 15
$254.78 $395.00 -35%
General Hydroponics ARMOR SI 0-0-4 | 6gal
In Stock: 62
$253.92 $409.71 -38%
Biobizz Bio-Heaven | 5 L
In Stock: 31
$249.94 $387.50 -35%
BioBizz Bio-Heaven 5L CA & OR only
In Stock: 5
$249.94 $387.50 -35%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 5gal
In Stock: 11
$249.25 $395.21 -37%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 5gal
Out of stock
$249.25 $395.21 -37%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 5gal
In Stock: 37
$249.25 $395.21 -37%
Microbe Life Photosynthesis Plus, 5 gal
In Stock: 53
$249.02 $350.99 -29%
Microbe Life Photosynthesis Plus-O, 5 gal (OR)
In Stock: 24
$249.02 $350.99 -29%
Emerald Harvest Emerald Goddess 2-1-4 | 2.5gal
In Stock: 27
$245.82 $380.00 -35%
Emerald Harvest King Kola 0.3-2-3 | 2.5gal
In Stock: 12
$245.82 $380.00 -35%
Emerald Harvest King Kola 0.3-2-3 | 2.5gal (FL, NM, PA)
Out of stock
$245.82 $380.00 -35%
Emerald Harvest Honey Chome 0.5-0.5-1 | 2.5gal
In Stock: 35
$245.82 $380.00 -35%
Emerald Harvest Emerald Goddess, 2.5 gal - (Case of 2)
Out of stock
$245.10 $380.00 -36%
Emerald Harvest Honey Chome, 2.5 gal - (Case of 2)
In Stock: 51
$245.10 $380.00 -36%
Emerald Harvest King Kola, 2.5 gal - (Case of 2)
In Stock: 2
$245.10 $380.00 -36%
Emerald Harvest King Kola, 2.5 gal (FL/NM/PA) - (Case of 2)
Out of stock
$245.10 $380.00 -36%
Grotek Monster Bloom 0-50-30 | 2.5kg
Out of stock
$244.99
Cutting Edge Solutions Sugaree, 6 gal
In Stock: 39
$244.74 $349.99 -30%
Cutting Edge Solutions Sour-Dee, 6 gal
In Stock: 9
$244.74 $349.99 -30%
GH General Organics CaMg+ 6 Gallon
In Stock: 14
$244.69 $393.33 -38%
Roots Organics CalMag, 5 gal
In Stock: 71
$244.58 $374.20 -35%
General Organics BioBud 0.5-0.1-1 - 2.5gal
In Stock: 101
$244.55 $518.53 -53%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 5gal
In Stock: 31
$244.36 $387.93 -37%
HEAVY 16 Finish, 6 gal
In Stock: 289
$243.80 $362.24 -33%
South Cascade Organics SLF-100, 2.5 gal
In Stock: 24
$243.80 $314.99 -23%
Soul Big Swell, 2.5 gal
In Stock: 102
$243.22 $471.34 -48%
Snow Storm Ultra, 2.5 gal
In Stock: 42
$242.64 $329.99 -26%
HDI Clonex Clone Solution | 5gal
In Stock: 113
$242.59 $304.10 -20%
Roots Organics Trinity, 5 gal
In Stock: 45
$241.37 $374.21 -35%
Roots Organics Trinity, 5 gal
In Stock: 56
$241.37 $374.21 -35%
South Cascade Organics SLF-100 | 2.5gal - OMRI Listed - (Case of 2)
In Stock: 30
$239.26 $319.99 -25%
Remo AstroFlower, 20 L
In Stock: 2
$238.65 $369.99 -35%
Botanicare Liquid Karma 0.1-0.1-0.5 - 5gal
In Stock: 106
$238.52 $398.32 -40%
Emerald Harvest Grow | 15gal
Out of stock
$238.06 $262.86 -9%
Emerald Harvest Bloom | 15gal
Out of stock
$238.06 $262.86 -9%
Optic Foliar REV, 4 L
In Stock: 20
$237.80 $368.99 -36%
Optic Foliar Transport, 4 L
In Stock: 17
$237.80 $368.99 -36%
Optic Foliar Watts, 4 L
In Stock: 29
$237.80 $368.99 -36%
Grow More Mendocino Avalanche, 6 gal
In Stock: 76
$237.75 $368.95 -36%
Cutting Edge Solutions Louder Powder Grow A (15-0-0), 50 lb Bucket
In Stock: 60
$237.59 $349.99 -32%
Cutting Edge Solutions Louder Powder Grow B (8-13-31), 50 lb Bucket
In Stock: 167
$237.59 $349.99 -32%
Cutting Edge Solutions Louder Powder Bloom A (14-0-0), 50 lb Bucket
In Stock: 9
$237.59 $349.99 -32%
Cutting Edge Solutions Louder Powder Bloom B (0-25-24), 50 lb Bucket
In Stock: 20
$237.59 $349.99 -32%
Emerald Harvest Bloom, 15 gal
In Stock: 20
$237.36 $262.86 -10%
Emerald Harvest Grow, 15 gal
Out of stock
$237.36 $262.86 -10%
Biobizz Top-Max, 10 L
In Stock: 35
$236.43 $366.56 -36%
BioBizz Top-Max 10L CA & OR only
In Stock: 18
$236.43 $366.56 -36%
Humboldt Nutrients Big Up Powder, 10 lbs
In Stock: 9
$235.52 $500.99 -53%
Roots Organics Bio Force, 6 lbs
In Stock: 24
$234.90 $303.47 -23%
Cutting Edge Solutions Uncle John's Blend, 6 gal
In Stock: 16
$233.17 $419.99 -44%
Cutting Edge Solutions Uncle John's Blend, 6 gal (OREGON ONLY)
In Stock: 9
$233.17 $419.99 -44%
Cutting Edge Solutions Bulletproof Si, 6 gal
In Stock: 30
$233.17 $319.99 -27%
CYCO Platinum Series Silica 0-0-3 - 20L - (OK)
In Stock: 7
$232.43
Roots Organics Oregonism XL, 6 lbs
In Stock: 37
$232.02 $360.70 -36%
Crystal Burst, 5 gal
In Stock: 21
$230.61 $313.99 -27%
Plant Success Organics Soluble 0.5-0.1-7 | 5lb
In Stock: 14
$230.52 $296.51 -22%
Biobizz CAL-MAG 20L
In Stock: 6
$228.21 $353.82 -36%
Biobizz Acti-Vera 10L CA & OR only
Out of stock
$227.79 $353.16 -35%
Biobizz Acti-Vera 10L
In Stock: 2
$227.79 $353.16 -35%
Emerald Harvest pH Up | 6gal
In Stock: 6
$227.73 $352.00 -35%
Emerald Harvest pH Down | 6gal
In Stock: 18
$227.73 $352.00 -35%
Emerald Harvest pH Down, 6 gal
In Stock: 23
$227.04 $352.00 -36%
Emerald Harvest pH Up, 6 gal
In Stock: 26
$227.04 $352.00 -36%
Rhizoflora Terpinator 0-0-4 - 6gal
Out of stock
$225.74 $291.95 -23%
Dyna-Gro Pro-TeKt, 5 gal
In Stock: 26
$225.10 $291.71 -23%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 5gal
Out of stock
$223.91 $415.99 -46%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 15lb Jar
In Stock: 50
$223.75 $267.99 -17%
Down to Earth Agmino Powder 14-0-0 | 25lb
Out of stock
$223.54 $330.99 -32%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 15lb
In Stock: 18
$221.96 $264.99 -16%
Emerald Harvest pH Down, 2.5 gal, case of 2
In Stock: 1
$221.88 $344.00 -36%
Emerald Harvest pH Up, 2.5 gal, case of 2
In Stock: 8
$221.88 $344.00 -36%
Roots Organics Extreme Serene, 2.5 gal
In Stock: 106
$219.71 $340.20 -35%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 2.5gal - Concentrate - (Case of 2)
In Stock: 16
$218.20 $294.99 -26%
HEAVY 16 Fire, 1 gal
In Stock: 204
$215.70 $334.42 -36%
HEAVY 16 Fire, 1 gal (OR Only)
In Stock: 174
$215.70 $334.42 -36%
HEAVY 16 Roots, 1 gal
In Stock: 61
$215.70 $334.42 -36%
Biobizz Fish-Mix, 20 L
In Stock: 32
$215.38 $333.92 -35%
BioBizz Fish-Mix 20L CA & OR only
In Stock: 7
$215.38 $333.92 -35%
General Hydroponics FloraNectar FruitnFusion 0-0-1 - 6gal
In Stock: 103
$215.17 $345.79 -38%
Plant Success Great White Premium Mycorrhizae | 32oz
In Stock: 63
$214.82 $276.29 -22%
MILLS C4 5LTR
In Stock: 68
$212.85 $300.00 -29%
MILLS ULTIMATE PK 5 LTR
In Stock: 42
$212.85 $300.00 -29%
House & Garden Bio 1-Component, 20 L
In Stock: 17
$211.91 $328.55 -36%
FOOP CANNA Veg 1 Organic Nutrients 0-0-1 | 5gal - CDFA and OMRI Listed
Out of stock
$211.85 $239.99 -12%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 15lb Jar
In Stock: 40
$210.69 $251.99 -16%
Aptus Fasilitor, 1 L
In Stock: 10
$210.53 $320.00 -34%
Big Foot Mycorrhizae Granular | 50g (Cass of 30)
In Stock: 31
$209.70
SUPERthrive Vitamin Solution Fertilizer | 1gal - Concentrate
In Stock: 331
$208.98 $228.99 -9%
FoxFarm Grow Big Liquid Concentrate, 5 gal
In Stock: 5
$208.85 $411.95 -49%
General Hydroponics CALiMAGic 1-0-0 - 6gal
In Stock: 342
$207.39 $334.59 -38%
Xtreme Gardening Azos Red Liquid | 200mL - (Case of 8)
In Stock: 16
$207.16 $254.04 -18%
Big Foot Mycorrhizae Gold | 32oz
In Stock: 84
$206.80
Xtreme Gardening Tea Brews | 14ct - (Case of 2)
Out of stock
$206.75 $253.53 -18%
Growth Science Nutrients Base A, 55 gal
In Stock: 1
$206.14 $1,597.99 -87%
Roots Organics Buddha Bloom, 5 gal
In Stock: 96
$205.92 $318.63 -35%
Roots Organics Buddha Grow, 5 gal
In Stock: 63
$205.92 $318.63 -35%
Roots Organics Buddha Bloom 5gal
In Stock: 41
$205.92 $318.63 -35%
Roots Organics Buddha Grow 5gal
In Stock: 5
$205.92 $318.63 -35%
Biobizz Alg-A-Mic, 10 L
In Stock: 225
$205.50 $318.60 -35%
BioBizz Alg-a-Mic 10L CA & OR only
Out of stock
$205.50 $318.60 -35%
Nectar for The Gods Zeus Juice Growth Enhancer | 5gal
In Stock: 1
$205.18 $269.99 -24%
MICROBE Life Hydroponics All-In-One | 2.5gal - (Case of 2)
Out of stock
$204.49
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 5gal - The Silicon Solution
In Stock: 53
$203.02 $323.45 -37%
Xtreme Gardening Tea Brews | 20ct
In Stock: 17
$201.56 $247.17 -18%
House & Garden Roots Excelurator, (silver bottle), 1 L
In Stock: 184
$201.15 $283.50 -29%
Aptus Bloomboost, 1 L
In Stock: 3
$200.66 $311.09 -35%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 2.5gal - Concentrate - (Case of 2)
In Stock: 13
$200.65 $237.99 -16%
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