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Nutrients & Supplements

Soil Amendments
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128
Grotek Blossom Blaster 1-4-0 | 500g - (Case of 6)
In stock
$299.99
Botanicare Hydroplex Bloom 0-10-6 - 5gal
In stock
$299.83 $515.87 -42%
Humboldt Nutrients Verde, 5 gal
In stock
$299.46 $463.99 -35%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 15lb
In stock
$299.00
SugarDaddy, 20 L
In stock
$297.65 $457.99 -35%
Roots Organics Terp Tea Bloom Booster 40lb
In stock
$296.74 $383.39 -23%
Xtreme Gardening Mykos WP | 15lb - Wettable Powder - (Case of 2)
In stock
$293.46 $375.09 -22%
Xtreme Azos Beneficial Bacteria, 8 lbs
In stock
$291.89 $454.99 -36%
Humboldt Roots, 0.5 gal
In stock
$291.54 $451.99 -35%
Emerald Harvest Cali Pro Grow A 3-0-0 | 15gal
Out of stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Grow B 2-2-5 | 15gal
Out of stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 15gal
In stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 15gal
In stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Bloom A, 15 gal
Out of stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Bloom B, 15 gal
Out of stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Grow A, 15 gal
Out of stock
$290.25 $321.43 -10%
Emerald Harvest Cali Pro Grow B, 15 gal
Out of stock
$290.25 $321.43 -10%
House & Garden Algen Extract, 5 L
In stock
$288.75 $406.98 -29%
Xtreme Mykos Pure Mycorrhizal Inoculum, Wettable Powder, 15 lbs
In stock
$287.30 $444.99 -35%
Grotek Vitamax Plus, 23 L
In stock
$286.66 $399.99 -28%
Aptus MINERAL-CALMAG, 20 L
In stock
$286.38 $300.00 -5%
Cutting Edge Solutions Plant Amp, 6 gal
In stock
$285.62 $419.99 -32%
Grotek Monster Grow Pro, 5 kg
In stock
$285.61 $368.99 -23%
HYGROZYME Horticultural Horticulture Enzyme Formula | 10L (2.64gal) - (Case of 2)
In stock
$285.37 $336.45 -15%
Grotek Monster Bloom, 5 kg
In stock
$285.23 $397.99 -28%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 5gal - Concentrate - OMRI Listed
In stock
$284.77 $344.99 -17%
Cutting Edge Solutions Mag-Amped, 6 gal
In stock
$280.43 $419.99 -33%
Hygrozyme Horticultural Enzyme Formula, 10 L
In stock
$278.05 $358.99 -23%
Emerald Harvest Sturdy Stalk | 6gal
Out of stock
$277.35 $430.00 -36%
Aptus SYSTEM-CLEAN, 20 L
In stock
$277.35 $290.00 -4%
Emerald Harvest Sturdy Stalk, 6 gal
In stock
$277.35 $430.00 -36%
Dyna-Gro Bloom, 5 gal
In stock
$276.21 $356.99 -23%
Dyna-Gro Grow, 5 gal
In stock
$276.21 $356.99 -23%
Plant Success King Crab, 1 gal
In stock
$273.04 $352.99 -23%
Mad Farmer Mother Of All Bloom, 25 lb (11.3 kg)
In stock
$270.90 $419.99 -35%
Dyna-Gro Mag-Pro, 5 gal
In stock
$270.82 $350.88 -23%
General Organics BioBud 0.5-0.1-1 - 2.5gal
In stock
$268.58 $518.53 -48%
Cutting Edge Solutions Bloom, 15 gal
In stock
$266.40 $377.99 -30%
Vegamatrix Prime Zyme, 5 gal
In stock
$264.99 $568.99 -53%
Optic Foliar Switch, 24 L
In stock
$263.03 $407.99 -36%
Optic Foliar REV, 4 L
In stock
$261.66 $368.99 -29%
Optic Foliar Transport, 4 L
In stock
$261.66 $368.99 -29%
Optic Foliar Watts, 4 L
In stock
$261.66 $368.99 -29%
Nectar for The Gods Bloom Khaos Foliar Spray 0-0-0.5 | 5gal
In stock
$259.83 $356.99 -27%
Growth Science Organics Grow, 6 gal
In stock
$258.00 $399.99 -35%
Grotek Gro-Silic, 10 L
In stock
$257.99 $511.99 -50%
Emerald Harvest Honey Chome, 2.5 gal - (Case of 2)
In stock
$257.37 $380.00 -32%
Emerald Harvest Emerald Goddess, 2.5 gal - (Case of 2)
Out of stock
$257.36 $380.00 -32%
Emerald Harvest King Kola, 2.5 gal (FL/NM/PA) - (Case of 2)
Out of stock
$257.36 $380.00 -32%
Mad Farmer Be One, 6 gal
In stock
$257.36 $440.99 -42%
HEAVY 16 Foliar, 2.5 gal
In stock
$257.34 $398.99 -36%
House & Garden Top Booster, 20 L
In stock
$255.60 $396.27 -35%
Soul Big Swell, 2.5 gal
In stock
$255.39 $471.34 -46%
MILLS BASIS A 60 LTR
In stock
$254.78 $395.00 -35%
MILLS BASIS B 60 LTR
In stock
$254.78 $395.00 -35%
FoxFarm Cultivation Nation pH DOWN, 1 gal, case of 4
In stock
$253.41 $387.36 -35%
General Hydroponics MaxiBloom 5-15-14 - 50lb
In stock
$253.38 $437.07 -42%
General Hydroponics MaxiGro 10-5-14 - 50lb
In stock
$253.38 $435.84 -42%
Biobizz Bio-Heaven | 5 L
In stock
$249.94 $387.50 -35%
BioBizz Bio-Heaven 5L CA & OR only
In stock
$249.94 $387.50 -35%
Microbe Life Photosynthesis Plus, 5 gal
In stock
$249.02 $350.99 -29%
Microbe Life Photosynthesis Plus-O, 5 gal (OR)
In stock
$249.02 $350.99 -29%
FoxFarm Big Bloom Liquid Concentrate, 5 gal
In stock
$247.25 $334.45 -26%
Bloom Khaos, 5 gal
In stock
$246.60 $382.49 -36%
Humboldt Honey Organic ES, 5 gal
In stock
$246.39 $381.99 -35%
General Hydroponics Liquid KoolBloom 0-10-10 - 6gal
In stock
$246.22 $423.48 -42%
Emerald Harvest Emerald Goddess 2-1-4 | 2.5gal
In stock
$245.10 $380.00 -36%
Emerald Harvest King Kola 0.3-2-3 | 2.5gal
In stock
$245.10 $380.00 -36%
Emerald Harvest King Kola 0.3-2-3 | 2.5gal (FL, NM, PA)
Out of stock
$245.10 $380.00 -36%
Emerald Harvest Honey Chome 0.5-0.5-1 | 2.5gal
In stock
$245.10 $380.00 -36%
Emerald Harvest King Kola, 2.5 gal - (Case of 2)
In 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
$244.74 $349.99 -30%
Cutting Edge Solutions Sour-Dee, 6 gal
In stock
$244.74 $349.99 -30%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 5gal
In stock
$244.71 $395.21 -38%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 5gal
Out of stock
$244.71 $395.21 -38%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 5gal
In stock
$244.71 $395.21 -38%
Roots Organics CalMag, 5 gal
In stock
$244.58 $374.20 -35%
HEAVY 16 Finish, 6 gal
In stock
$243.80 $362.24 -33%
South Cascade Organics SLF-100, 2.5 gal
In stock
$243.80 $314.99 -23%
Roots Organics Oregonism XL, 6 lbs
In stock
$243.63 $360.70 -32%
Snow Storm Ultra, 2.5 gal
In stock
$242.64 $329.99 -26%
Roots Organics Trinity, 5 gal
In stock
$241.37 $374.21 -35%
Roots Organics Trinity, 5 gal
In stock
$241.37 $374.21 -35%
FOOP CANNA Bloom 1 Organic Nutrients 0-0-1 | 5gal - CDFA and OMRI Listed
Out of stock
$239.99
FOOP CANNA Bloom 2 Organic Nutrients 2-3-0 | 5gal - CDFA and OMRI Listed
Out of stock
$239.99
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 5gal
Out of stock
$239.91 $387.93 -38%
Remo AstroFlower, 20 L
In stock
$238.65 $369.99 -35%
Grow More Mendocino Avalanche, 6 gal
In stock
$237.75 $368.95 -36%
Cutting Edge Solutions Louder Powder Grow A (15-0-0), 50 lb Bucket
In stock
$237.59 $349.99 -32%
Cutting Edge Solutions Louder Powder Grow B (8-13-31), 50 lb Bucket
In stock
$237.59 $349.99 -32%
Cutting Edge Solutions Louder Powder Bloom A (14-0-0), 50 lb Bucket
In stock
$237.59 $349.99 -32%
Cutting Edge Solutions Louder Powder Bloom B (0-25-24), 50 lb Bucket
In stock
$237.59 $349.99 -32%
Emerald Harvest Grow | 15gal
Out of stock
$237.36 $262.86 -10%
Emerald Harvest Bloom | 15gal
Out of stock
$237.36 $262.86 -10%
Emerald Harvest Bloom, 15 gal
In stock
$237.36 $262.86 -10%
Emerald Harvest Grow, 15 gal
Out of stock
$237.36 $262.86 -10%
General Hydroponics ARMOR SI 0-0-4 | 6gal
In stock
$237.31 $409.71 -42%
Growth Science Organics Root Magic, 2.5 gal
In stock
$237.05 $349.99 -32%
Biobizz Top-Max, 10 L
In stock
$236.43 $366.56 -36%
BioBizz Top-Max 10L CA & OR only
In stock
$236.43 $366.56 -36%
Roots Organics Bio Force, 6 lbs
Out of stock
$234.90 $303.47 -23%
Cutting Edge Solutions Uncle John's Blend, 6 gal
In stock
$233.17 $419.99 -44%
Cutting Edge Solutions Uncle John's Blend, 6 gal (OREGON ONLY)
In stock
$233.17 $419.99 -44%
Cutting Edge Solutions Bulletproof Si, 6 gal
In stock
$233.17 $319.99 -27%
HDI Clonex Clone Solution | 5gal
In stock
$232.72 $304.10 -23%
CYCO Platinum Series Silica 0-0-3 - 20L - (OK)
In stock
$232.43
Botanicare Liquid Karma 0.1-0.1-0.5 - 5gal
In stock
$231.57 $398.32 -42%
Crystal Burst, 5 gal
In stock
$230.61 $313.99 -27%
House & Garden Nitrogen Boost, 60 L
In stock
$229.71 $2,992.50 -92%
South Cascade Organics SLF-100 | 2.5gal - OMRI Listed - (Case of 2)
In stock
$229.53 $319.99 -28%
GH General Organics CaMg+ 6 Gallon
In stock
$228.68 $393.33 -42%
Biobizz CAL-MAG 20L
In stock
$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
$227.79 $353.16 -35%
Emerald Harvest pH Up | 6gal
In stock
$227.04 $352.00 -36%
Emerald Harvest pH Down | 6gal
In stock
$227.04 $352.00 -36%
Emerald Harvest pH Down, 6 gal
In stock
$227.04 $352.00 -36%
Emerald Harvest pH Up, 6 gal
In stock
$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
$225.10 $291.71 -23%
Emerald Harvest pH Down, 2.5 gal, case of 2
In stock
$221.88 $344.00 -36%
Emerald Harvest pH Up, 2.5 gal, case of 2
In stock
$221.88 $344.00 -36%
Plant Success Organics Soluble 0.5-0.1-7 | 5lb
In stock
$221.16 $296.51 -25%
Roots Organics Extreme Serene, 2.5 gal
In stock
$219.71 $340.20 -35%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 15lb Jar
In stock
$218.67 $267.99 -18%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 15lb
In stock
$216.91 $264.99 -18%
HEAVY 16 Fire, 1 gal
In stock
$215.70 $334.42 -36%
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