0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
128
Plant Success Organics Soluble 0.5-0.1-7 | 5lb
In stock
$219.44 $296.51 -26%
HEAVY 16 Fire, 1 gal
In stock
$214.03 $334.42 -36%
HEAVY 16 Fire, 1 gal (OR Only)
In stock
$214.03 $334.42 -36%
HEAVY 16 Roots, 1 gal
In stock
$214.03 $334.42 -36%
Biobizz Fish-Mix, 20 L
In stock
$213.71 $333.92 -36%
BioBizz Fish-Mix 20L CA & OR only
In stock
$213.71 $333.92 -36%
Growth Science Organics Abundant-Sea, 2.5 gal
In stock
$211.69 $314.99 -33%
House & Garden Bio 1-Component, 20 L
In stock
$210.27 $328.55 -36%
Big Foot Mycorrhizae Granular | 50g (Cass of 30)
In stock
$209.70
Primordial Solutions PaleoBloom, 5 gal
In stock
$207.92 $284.99 -27%
Big Foot Mycorrhizae Gold | 32oz
In stock
$206.80
MICROBE Life Hydroponics All-In-One | 2.5gal - (Case of 2)
In stock
$204.49
Plant Success Great White Premium Mycorrhizae | 32oz
In stock
$204.48 $276.29 -26%
Roots Organics Buddha Bloom, 5 gal
In stock
$204.33 $318.63 -36%
Roots Organics Buddha Grow, 5 gal
In stock
$204.33 $318.63 -36%
Roots Organics Buddha Bloom 5gal
In stock
$204.33 $318.63 -36%
Roots Organics Buddha Grow 5gal
In stock
$204.33 $318.63 -36%
Biobizz Alg-A-Mic, 10 L
In stock
$203.90 $318.60 -36%
BioBizz Alg-a-Mic 10L CA & OR only
Out of stock
$203.90 $318.60 -36%
Save 12%
SUPERthrive Vitamin Solution Fertilizer | 1gal - Concentrate
In stock
$202.65 $228.99 -12%
Save 16%
FOOP CANNA Veg 1 Organic Nutrients 0-0-1 | 5gal - CDFA and OMRI Listed
Out of stock
$201.66 $239.99 -16%
Big Foot Ecto-Mycorrhizae | 2oz
In stock
$199.80
House & Garden Roots Excelurator Gold, 1 L
In stock
$199.59 $283.50 -30%
House & Garden Roots Excelurator, (silver bottle), 1 L
In stock
$199.59 $283.50 -30%
General Hydroponics FloraNectar FruitnFusion 0-0-1 - 6gal
In stock
$199.54 $345.79 -42%
Aptus Bloomboost, 1 L
In stock
$199.10 $311.09 -36%
Great White Premium Mycorrhizae, 32 oz
In stock
$198.50 $277.99 -29%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 5gal - The Silicon Solution
In stock
$197.77 $323.45 -39%
Xtreme Gardening Azos Red Liquid | 200mL - (Case of 8)
In stock
$197.22 $254.04 -22%
Emerald Harvest pH Down, 1 gal, case of 4
In stock
$197.12 $308.00 -36%
Emerald Harvest pH Up, 1 gal, case of 4
In stock
$197.12 $308.00 -36%
Xtreme Gardening Tea Brews | 14ct - (Case of 2)
Out of stock
$196.83 $253.53 -22%
Technaflora MagiCal, 20 L
In stock
$196.83 $321.99 -39%
Big Foot Mycorrhizae Granular | 10lb
In stock
$195.70
Nectar for The Gods Zeus Juice Growth Enhancer | 5gal
In stock
$195.30 $269.99 -28%
Emerald Harvest Hydra Clear, 1 gal
In stock
$194.88 $290.00 -33%
Optic Foliar ATAK Concentrate, 24 L
In stock
$194.73 $303.99 -36%
Biobizz Bio-Bloom | 20 L
In stock
$194.02 $303.16 -36%
Biobizz Bio-Grow | 20 L
In stock
$194.02 $303.16 -36%
BioBizz Bio-Grow 20L CA & OR only
In stock
$194.02 $303.16 -36%
BioBizz Bio-Bloom 20L CA & OR only
In stock
$194.02 $303.16 -36%
SUPERthrive, 1 gal
In stock
$193.09 $251.39 -23%
Grotek Vitamax Plus 1-1-2 | 10L - (Case of 2)
In stock
$192.99
Humboldt Nutrients Master-B, 5 gal
In stock
$192.64 $300.99 -36%
FoxFarm Open Sesame, 15 lbs
In stock
$192.37 $284.65 -32%
FoxFarm Grow Big Hydro Liquid Concentrate, 2.5 gal
In stock
$192.35 $253.84 -24%
General Hydroponics CALiMAGic 1-0-0 - 6gal
In stock
$192.32 $334.59 -43%
MILLS C4 5LTR
In stock
$192.00 $300.00 -36%
MILLS ULTIMATE PK 5 LTR
In stock
$192.00 $300.00 -36%
Aptus Liquid Base, 1 L
In stock
$191.92 $294.00 -35%
House & Garden Nitrogen Boost, 5 L
In stock
$191.92 $299.88 -36%
Xtreme Gardening Tea Brews | 20ct
In stock
$191.88 $247.17 -22%
Cutting Edge Solutions Cal-Mag Amplified, 6 gal
In stock
$190.77 $272.99 -30%
FoxFarm Beastie Bloomz, 15 lbs
In stock
$190.72 $261.47 -27%
Budswel, 5 gal
In stock
$190.26 $247.99 -23%
Budswel, 5 gal (CA Only)
In stock
$190.26 $247.99 -23%
Grotek Growth Booster 16-40-0 | 300g - (Case of 6)
In stock
$189.99
Down to Earth Kelp Meal 1-0.1-2 | 50lb - OMRI Listed
In stock
$189.96 $278.99 -32%
BioBizz Root-Juice 5L
Out of stock
$189.44 $296.00 -36%
BioBizz Root-Juice 5L CA & OR only
In stock
$189.44 $296.00 -36%
Emerald Harvest pH Down, 1 qt, case of 12
In stock
$188.16 $294.00 -36%
Emerald Harvest pH Up, 1 qt, case of 12
In stock
$188.16 $294.00 -36%
House & Garden Commercial Bloom, 25 lbs Pail
In stock
$188.16 $235.00 -20%
House & Garden Commercial Grow, 25 lbs Pail
In stock
$188.16 $235.00 -20%
House & Garden Drip Clean, 5 L
In stock
$188.16 $294.00 -36%
Plant Success Orca | 1gal - (Case of 2)
In stock
$186.66 $252.21 -26%
Plant Success Orca | 1gal
In stock
$186.66 $252.21 -26%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 6 gal
In stock
$185.47 $262.49 -29%
Hades Down, 5 gal
In stock
$185.24 $289.49 -36%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 1gal
In stock
$183.27 $321.32 -43%
Grotek Blossom Blaster, 500 g
In stock
$182.76 $256.99 -29%
Rock Resinator Heavy Yields, 5 L
In stock
$182.69 $291.99 -37%
Purple Maxx, 1 gal
In stock
$182.23 $258.99 -30%
Down to Earth Agmino Powder 14-0-0 | 25lb
In stock
$181.49 $330.99 -45%
Orca Premium Liquid Mycorrhizae, 1 gal
In stock
$180.58 $252.99 -29%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 15lb Jar
In stock
$180.03 $267.99 -33%
Save 19%
Emerald Harvest Starter Kit | 32oz - 2 Part Base
In stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Starter Kit | 32oz - 3 Part Base
In stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 2-Part Base
In stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 2-Part Base
Out of stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 3-Part Base
In stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 3-Part Base
In stock
$179.20 $220.00 -19%
Save 19%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$179.20 $220.00 -19%
Aptus Startboost, 1 L
In stock
$179.07 $235.12 -24%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 15lb
In stock
$178.59 $264.99 -33%
Roots Organics Elemental, 40 lbs
In stock
$178.33 $278.63 -36%
CYCO Platinum Series Dr. Repair 3-0-0 - 20L
In stock
$177.75 $277.79 -36%
Poseidonzime, 5 gal
Out of stock
$177.64 $277.99 -36%
FoxFarm Cha Ching Soluble, 15 lbs
In stock
$177.59 $244.15 -27%
Big Time Enzyme, 5 gal
In stock
$175.86 $228.99 -23%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 2.5gal - Concentrate - (Case of 2)
In stock
$175.56 $294.99 -40%
Xtreme Gardening Mykos |60 - 100g Bags
In stock
$175.44 $225.98 -22%
Roots Organics HPK 0-4-3, 5 gal
In stock
$174.72 $272.99 -36%
Marine Cuisine Dry Fertilizer 50 lb bag
Out of stock
$174.23 $252.83 -31%
Emerald Harvest Root Wizard | 1gal
In stock
$173.44 $271.00 -36%
Emerald Harvest Root Wizard | 1gal (FL, MN, NC, OK)
In stock
$173.44 $271.00 -36%
Emerald Harvest Root Wizard, 1 gal
In stock
$173.44 $271.00 -36%
Emerald Harvest Root Wizard, 1 gal (FL, MN, NC, OK)
In stock
$173.44 $271.00 -36%
Emerald Harvest Root Wizard, 1 gal (OR)
In stock
$173.44 $271.00 -36%
Age Old Grow, 6 gal
In stock
$172.79 $224.99 -23%
Age Old Bloom, 6 gal
In stock
$172.79 $224.99 -23%
Age Old Kelp, 6 gal
In stock
$172.79 $224.99 -23%
Age Old Fish & Seaweed, 6 gal
In stock
$172.79 $224.99 -23%
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 5gal
In stock
$172.17 $299.53 -43%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 5gal
In stock
$172.17 $299.53 -43%
Botanicare Pure Blend Pro Soil 1-4-5 - 5gal
In stock
$172.17 $299.53 -43%
CYCO Commercial Series Grow 10-5-13 - 5kg
In stock
$171.55 $271.17 -37%
Botanicare Hydroplex Bloom 0-10-6 - 2.5gal
In stock
$170.71 $269.51 -37%
HDI Clonex Mist Root Promoter | 1gal - Concentrate
In stock
$170.15 $224.07 -24%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 15lb Jar
In stock
$169.52 $251.99 -33%
FoxFarm Grow Big Liquid Concentrate, 2.5 gal
In stock
$168.96 $241.57 -30%
House & Garden Commercial CalMag, 25 lbs Pail
In stock
$168.96 $215.00 -21%
General Hydroponics FloraNova Grow 7-4-10 - 2.5gal
In stock
$168.68 $267.22 -37%
General Hydroponics FloraNova Bloom 4-8-7 - 2.5gal
In stock
$168.68 $267.22 -37%
House & Garden Shooting Powder Sachet (pack of 20)
In stock
$168.00 $262.50 -36%
Mad Farmer Cal+Mag, 6 gal
In stock
$168.00 $262.50 -36%
MILLS VITALIZE 1LTR
In stock
$168.00 $262.50 -36%
Great White Granular 1 Mycorrhizal | 20lb - OMRI Listed
In stock
$166.77 $225.34 -26%
Grotek Vitamax Pro, 23 L
In stock
$166.39 $430.99 -61%
Aptus Fasilitor, 1 L
Out of stock
$165.12 $320.00 -48%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 100 g Singles (60 per case)
In stock
$165.12 $278.99 -41%
DaKine 420 Sticky Icky Enzymes | 10lb
In stock
$164.40 $698.99 -76%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 20 lbs
In stock
$164.26 $255.99 -36%
Show another 128 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $41472
Shop Owner
Brand
    Show all (91)