0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
128
Save 13%
Emerald Harvest Micro | 15gal
Out of stock
$291.25 $332.86 -13%
Save 13%
Emerald Harvest Micro, 15 gal
Out of stock
$291.25 $332.86 -13%
Botanicare Hydroplex Bloom 0-10-6 - 5gal
In stock
$290.54 $515.87 -44%
Humboldt Nutrients Verde, 5 gal
In stock
$290.18 $463.99 -37%
SugarDaddy, 20 L
In stock
$288.42 $457.99 -37%
Roots Organics Terp Tea Bloom Booster, 40 lb
In stock
$287.54 $383.39 -25%
Roots Organics Terp Tea Bloom Booster 40lb
In stock
$287.54 $383.39 -25%
Xtreme Azos Beneficial Bacteria, 8 lbs
In stock
$282.84 $454.99 -38%
Humboldt Roots, 0.5 gal
In stock
$282.50 $451.99 -37%
Save 13%
Emerald Harvest Cali Pro Grow A 3-0-0 | 15gal
Out of stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Grow B 2-2-5 | 15gal
Out of stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 15gal
In stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 15gal
In stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Bloom A, 15 gal
Out of stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Bloom B, 15 gal
Out of stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Grow A, 15 gal
Out of stock
$281.25 $321.43 -13%
Save 13%
Emerald Harvest Cali Pro Grow B, 15 gal
Out of stock
$281.25 $321.43 -13%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 5gal - Concentrate
In stock
$278.41 $414.99 -33%
Xtreme Mykos Pure Mycorrhizal Inoculum, Wettable Powder, 15 lbs
In stock
$278.39 $444.99 -37%
FoxFarm Grow Big Fertilizer 6-4-4 | 5gal - Concentrate
In stock
$278.15 $413.99 -33%
Grotek Vitamax Plus, 23 L
In stock
$277.78 $399.99 -31%
Save 8%
Aptus MINERAL-CALMAG, 20 L
In stock
$277.50 $300.00 -8%
Cutting Edge Solutions Plant Amp, 6 gal
In stock
$276.76 $419.99 -34%
Grotek Monster Grow Pro, 5 kg
In stock
$276.75 $368.99 -25%
Save 18%
HYGROZYME Horticultural Horticulture Enzyme Formula | 10L (2.64gal) - (Case of 2)
In stock
$276.52 $336.45 -18%
Grotek Monster Bloom, 5 kg
In stock
$276.39 $397.99 -31%
MILLS START 10 LTR
In stock
$275.00 $440.00 -38%
Cutting Edge Solutions Mag-Amped, 6 gal
In stock
$271.74 $419.99 -35%
Xtreme Gardening Azos Root Booster | 8lb
In stock
$270.82 $356.86 -24%
Xtreme Gardening Mykos WP | 15lb - Wettable Powder - (Case of 2)
In stock
$270.82 $356.86 -24%
Hygrozyme Horticultural Enzyme Formula, 10 L
In stock
$269.42 $358.99 -25%
Emerald Harvest Sturdy Stalk | 6gal
Out of stock
$268.75 $430.00 -38%
Save 7%
Aptus SYSTEM-CLEAN, 20 L
In stock
$268.75 $290.00 -7%
Emerald Harvest Sturdy Stalk, 6 gal
In stock
$268.75 $430.00 -38%
Dyna-Gro Bloom, 5 gal
In stock
$267.65 $356.99 -25%
Dyna-Gro Grow, 5 gal
In stock
$267.65 $356.99 -25%
Technaflora Thrive Alive B1 Red, 10 L
Out of stock
$265.65 $411.99 -36%
Plant Success King Crab, 1 gal
In stock
$264.58 $352.99 -25%
Mad Farmer Mother Of All Bloom, 25 lb (11.3 kg)
In stock
$262.50 $419.99 -37%
Dyna-Gro Mag-Pro, 5 gal
In stock
$262.42 $350.88 -25%
General Organics BioBud 0.5-0.1-1 - 2.5gal
In stock
$260.25 $518.53 -50%
Cutting Edge Solutions Bloom, 15 gal
In stock
$258.14 $377.99 -32%
Vegamatrix Prime Zyme, 5 gal
In stock
$256.78 $568.99 -55%
Xtreme Gardening Tea Brews | 14ct - (Case of 2)
Out of stock
$256.10 $337.46 -24%
Optic Foliar Switch, 24 L
In stock
$254.88 $407.99 -38%
House & Garden Algen Extract, 5 L
In stock
$254.36 $406.98 -38%
Optic Foliar REV, 4 L
In stock
$253.55 $368.99 -31%
Optic Foliar Transport, 4 L
In stock
$253.55 $368.99 -31%
Nectar for The Gods Bloom Khaos Foliar Spray 0-0-0.5 | 5gal
In stock
$251.78 $356.99 -29%
Growth Science Organics Grow, 6 gal
In stock
$250.00 $399.99 -37%
Grotek Gro-Silic, 10 L
In stock
$249.99 $511.99 -51%
Mad Farmer Be One, 6 gal
In stock
$249.38 $440.99 -43%
HEAVY 16 Foliar, 2.5 gal
In stock
$249.36 $398.99 -38%
House & Garden Top Booster, 20 L
In stock
$247.68 $396.27 -37%
MILLS BASIS A 60 LTR
In stock
$246.88 $395.00 -37%
MILLS BASIS B 60 LTR
In stock
$246.88 $395.00 -37%
FoxFarm Cultivation Nation pH DOWN, 1 gal, case of 4
In stock
$245.55 $387.36 -37%
General Hydroponics MaxiBloom 5-15-14 - 50lb
In stock
$245.52 $437.07 -44%
General Hydroponics MaxiGro 10-5-14 - 50lb
In stock
$245.52 $435.84 -44%
Grotek Monster Bloom 0-50-30 | 2.5kg
Out of stock
$244.99
Biobizz Bio-Heaven | 5 L
In stock
$242.19 $387.50 -37%
BioBizz Bio-Heaven 5L CA & OR only
In stock
$242.19 $387.50 -37%
Microbe Life Photosynthesis Plus, 5 gal
In stock
$241.30 $350.99 -31%
Microbe Life Photosynthesis Plus-O, 5 gal (OR)
In stock
$241.30 $350.99 -31%
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
FoxFarm Big Bloom Liquid Concentrate, 5 gal
In stock
$239.59 $334.45 -28%
Bloom Khaos, 5 gal
In stock
$238.95 $382.49 -38%
Humboldt Honey Organic ES, 5 gal
In stock
$238.75 $381.99 -37%
General Hydroponics Liquid KoolBloom 0-10-10 - 6gal
In stock
$238.59 $423.48 -44%
Emerald Harvest King Kola 0.3-2-3 | 2.5gal
In stock
$237.50 $380.00 -38%
Emerald Harvest King Kola 0.3-2-3 | 2.5gal (FL, NM, PA)
Out of stock
$237.50 $380.00 -38%
Emerald Harvest Honey Chome 0.5-0.5-1 | 2.5gal
In stock
$237.50 $380.00 -38%
Emerald Harvest Emerald Goddess, 2.5 gal - (Case of 2)
In stock
$237.50 $380.00 -38%
Emerald Harvest Honey Chome, 2.5 gal - (Case of 2)
In stock
$237.50 $380.00 -38%
Emerald Harvest King Kola, 2.5 gal - (Case of 2)
In stock
$237.50 $380.00 -38%
Emerald Harvest King Kola, 2.5 gal (FL/NM/PA) - (Case of 2)
Out of stock
$237.50 $380.00 -38%
Cutting Edge Solutions Sugaree, 6 gal
In stock
$237.15 $349.99 -32%
Cutting Edge Solutions Sour-Dee, 6 gal
In stock
$237.15 $349.99 -32%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 5gal
Out of stock
$237.12 $395.21 -40%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 5gal
Out of stock
$237.12 $395.21 -40%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 5gal
In stock
$237.12 $395.21 -40%
Roots Organics CalMag, 5 gal
In stock
$237.00 $374.20 -37%
HEAVY 16 Finish, 6 gal
In stock
$236.24 $362.24 -35%
South Cascade Organics SLF-100, 2.5 gal
In stock
$236.24 $314.99 -25%
Soul Big Swell, 2.5 gal
In stock
$235.68 $471.34 -50%
Snow Storm Ultra, 2.5 gal
In stock
$235.11 $329.99 -29%
Roots Organics Trinity, 5 gal
In stock
$233.89 $374.21 -37%
Roots Organics Trinity, 5 gal
In stock
$233.89 $374.21 -37%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 5gal
Out of stock
$232.48 $387.93 -40%
CYCO Platinum Series Silica 0-0-3 - 20L - (OK)
In stock
$232.43
Remo AstroFlower, 20 L
In stock
$231.25 $369.99 -37%
Optic Foliar Watts, 4 L
In stock
$230.42 $368.99 -38%
Grow More Mendocino Avalanche, 6 gal
In stock
$230.38 $368.95 -38%
Cutting Edge Solutions Louder Powder Grow A (15-0-0), 50 lb Bucket
In stock
$230.22 $349.99 -34%
Cutting Edge Solutions Louder Powder Grow B (8-13-31), 50 lb Bucket
In stock
$230.22 $349.99 -34%
Cutting Edge Solutions Louder Powder Bloom A (14-0-0), 50 lb Bucket
In stock
$230.22 $349.99 -34%
Cutting Edge Solutions Louder Powder Bloom B (0-25-24), 50 lb Bucket
In stock
$230.22 $349.99 -34%
Save 13%
Emerald Harvest Grow | 15gal
Out of stock
$230.00 $262.86 -13%
Save 13%
Emerald Harvest Bloom | 15gal
Out of stock
$230.00 $262.86 -13%
Save 13%
Emerald Harvest Bloom, 15 gal
In stock
$230.00 $262.86 -13%
Save 13%
Emerald Harvest Grow, 15 gal
Out of stock
$230.00 $262.86 -13%
General Hydroponics ARMOR SI 0-0-4 | 6gal
In stock
$229.95 $409.71 -44%
Biobizz Top-Max, 10 L
In stock
$229.10 $366.56 -38%
BioBizz Top-Max 10L CA & OR only
In stock
$229.10 $366.56 -38%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 5gal - Concentrate - OMRI Listed
In stock
$228.95 $344.99 -34%
Roots Organics Bio Force, 6 lbs
In stock
$227.61 $303.47 -25%
Cutting Edge Solutions Uncle John's Blend, 6 gal
In stock
$225.94 $419.99 -46%
Cutting Edge Solutions Uncle John's Blend, 6 gal (OREGON ONLY)
In stock
$225.94 $419.99 -46%
Cutting Edge Solutions Bulletproof Si, 6 gal
In stock
$225.94 $319.99 -29%
HDI Clonex Clone Solution | 5gal
In stock
$225.50 $304.10 -26%
Roots Organics Oregonism XL, 6 lbs
In stock
$224.82 $360.70 -38%
Botanicare Liquid Karma 0.1-0.1-0.5 - 5gal
In stock
$224.39 $398.32 -44%
Crystal Burst, 5 gal
In stock
$223.46 $313.99 -29%
House & Garden Nitrogen Boost, 60 L
In stock
$222.59 $2,992.50 -93%
South Cascade Organics SLF-100 | 2.5gal - OMRI Listed - (Case of 2)
In stock
$222.41 $319.99 -30%
GH General Organics CaMg+ 6 Gallon
In stock
$221.59 $393.33 -44%
Biobizz CAL-MAG 20L
In stock
$221.14 $353.82 -37%
Biobizz Acti-Vera 10L CA & OR only
Out of stock
$220.72 $353.16 -38%
Biobizz Acti-Vera 10L
In stock
$220.72 $353.16 -38%
Emerald Harvest pH Up | 6gal
In stock
$220.00 $352.00 -38%
Emerald Harvest pH Down | 6gal
In stock
$220.00 $352.00 -38%
Emerald Harvest pH Down, 6 gal
In stock
$220.00 $352.00 -38%
Emerald Harvest pH Up, 6 gal
In stock
$220.00 $352.00 -38%
Growth Science Organics Root Magic, 2.5 gal
In stock
$218.75 $349.99 -37%
Rhizoflora Terpinator 0-0-4 - 6gal
In stock
$218.74 $291.95 -25%
Dyna-Gro Pro-TeKt, 5 gal
In stock
$218.12 $291.71 -25%
Down to Earth Agmino Powder 14-0-0 | 25lb
In stock
$216.61 $330.99 -35%
Show another 128 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $40500
Shop Owner
Brand
    Show all (92)