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Nutrients & Supplements

Soil Amendments
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128
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 32oz
In Stock: 226
$21.22 $30.99 -32%
BioAG Ful-Humix | 300g - (Case of 12)
In Stock: 12
$21.04 $28.71 -27%
BioAG TM-7 | 300g - (Case of 12)
In Stock: 24
$21.04 $28.71 -27%
HDI Clonex Mist Root Promoter | 300mL - (Case of 6)
In Stock: 25
$21.00 $26.32 -20%
Botanicare Pure Blend Pro Soil 1-4-5 - 32oz
In Stock: 507
$20.81 $30.37 -31%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 32oz
In Stock: 643
$20.81 $30.37 -31%
Optic Foliar Switch, 1 L
In Stock: 33
$20.77 $32.99 -37%
Vegamatrix Prime Zyme, 5 gal
In Stock: 24
$20.76 $568.99 -96%
Dyna-Gro Pro-TeKt, 1 qt
In Stock: 67
$20.72 $25.50 -19%
General Hydroponics Liquid KoolBloom 0-10-10 - 32oz
In Stock: 341
$20.69 $30.18 -31%
FoxFarm Bush Doctor Manganese Micro-Nutrient 1-0-0 | 16oz - OMRI Listed - (Case of 12)
In Stock: 21
$20.62 $28.49 -28%
FoxFarm Bush Doctor Liquid Iron Micro-Nutrient 1-0-0 | 16oz - OMRI Listed - (Case of 12)
In Stock: 43
$20.62 $28.49 -28%
Cutting Edge Solutions Sugaree, 1 qt
In Stock: 255
$20.59 $24.99 -18%
FoxFarm Beastie Bloomz, 1 lb
In Stock: 1388
$20.59 $59.35 -65%
Olivia's Cloning Solution | 1gal - (Case of 4)
In Stock: 16
$20.58 $37.95 -46%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 32oz - Raises the pH in Nutrient Solution
In Stock: 60
$20.49 $24.99 -18%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 32oz - Lowers the pH in Nutrient Solution
In Stock: 72
$20.49 $24.99 -18%
Roots Organics Elemental | 3lb - (Case of 3)
Out of stock
$20.46 $23.99 -15%
Technaflora B.C. Boost, 1 L
In Stock: 136
$20.39 $28.21 -28%
FoxFarm Bush Doctor Liquid Iron Micro-Nutrient 1-0-0 | 32oz - OMRI Listed - (Case of 12)
In Stock: 47
$20.38 $50.69 -60%
FoxFarm Happy Frog Soil Conditioner | 3cu ft - West Only | (35/PL)
In Stock: 2272
$20.33 $23.99 -15%
HEAVY 16 Finish, 32 oz
In Stock: 2877
$20.30 $31.49 -36%
General Hydroponics ARMOR SI 0-0-4 - 32oz - CA Restriction
In Stock: 63
$20.27 $29.80 -32%
General Hydroponics ARMOR SI 0-0-4 | 32oz
In Stock: 317
$20.27 $29.80 -32%
FoxFarm Cultivation Nation Micro Fertilizer 5-0-1 | 32oz - Step 2 for 3-Part Feeding Programs
In Stock: 48
$20.25 $24.99 -19%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 6oz Jar
Out of stock
$20.22 $23.99 -16%
Gaia Green Greensand, 1.25 kg Pouch
In Stock: 153
$20.19 $26.49 -24%
Coast of Maine Kelp Meal Organic Plant Food 1-0-1, 4 lbs
Out of stock
$20.12 $22.99 -12%
Coast of Maine Fish Bone Meal Organic Plant Food 5-13-0, 3 lbs
Out of stock
$20.07 $20.99 -4%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer | 30lb - OMRI Listed
In Stock: 2155
$20.05 $32.59 -38%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 6oz Jar
Out of stock
$20.00 $24.99 -20%
Coast of Maine Stonington Blend Organic Plant Food, 4 lb
Out of stock
$19.94 $26.99 -26%
HDI Clonex Rooting Gel | 100mL- Wide Mouth Bottle
In Stock: 1793
$19.87 $24.90 -20%
Dyna-Gro Foliage-Pro, 1 qt
In Stock: 1039
$19.70 $26.49 -26%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 6oz - (Case of 12)
Out of stock
$19.60 $23.99 -18%
Roots Organics CalMag | 32oz - (Case of 12)
Out of stock
$19.58 $21.99 -11%
Rock Fusion Grow Base Nutrient, 1 L
In Stock: 11
$19.52 $39.99 -51%
Dyna-Gro Grow, 1 qt
In Stock: 83
$19.50 $25.48 -23%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 32oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 60
$19.46 $23.99 -19%
BioBizz Fish-Mix 1L CA & OR only
In Stock: 17
$19.35 $27.28 -29%
General Hydroponics FloraNectar FruitnFusion 0-0-1 - 32oz
In Stock: 92
$19.31 $28.33 -32%
FoxFarm Marine Cuisine Slow-Release Fertilizer 10-7-7 | 4lb - Bag - (Case of 8)
In Stock: 572
$19.30 $23.99 -20%
Roots Organics Ancient Amber, 1 qt
In Stock: 348
$19.30 $24.93 -23%
Roots Organics Buddha Bloom 1qt
In Stock: 97
$19.30 $24.93 -23%
Roots Organics Buddha Grow 1qt
In Stock: 204
$19.30 $24.93 -23%
Soul Sensei Bloom, 5 gal
Out of stock
$19.23 $149.06 -87%
Soul Sensei Grow, 5 gal
In Stock: 125
$19.23 $149.06 -87%
Aptus MINERAL-CALMAG, 1 L
In Stock: 129
$19.08 $29.00 -34%
Cutting Edge Solutions Bulletproof Si, 1 qt
In Stock: 16
$19.07 $25.99 -27%
Cutting Edge Solutions Cal-Mag Amplified, 1 qt
In Stock: 901
$19.07 $23.99 -21%
CYCO Platinum Series Dr. Repair 3-0-0 - 1L
In Stock: 298
$19.00 $27.36 -31%
Nutri-Cycle Primer
In Stock: 10
$19.00 $29.00 -34%
Nutri-Cycle Booster
In Stock: 10
$19.00 $29.00 -34%
Nutri-Cycle Bloomer
In Stock: 10
$19.00 $29.00 -34%
Nutri-Cycle Promoter
In Stock: 10
$19.00 $29.00 -34%
Roots Organics Surge, 1 qt
In Stock: 631
$18.86 $26.06 -28%
Humboldt Nutrients Verde, 1 qt
In Stock: 262
$18.85 $28.99 -35%
Down to Earth Seabird Guano 0-11-0 | 5lb - OMRI Listed - (Case of 6)
In Stock: 1443
$18.78 $29.99 -37%
Grotek Root Force 1-0-0 | 1L - (Case of 6)
In Stock: 60
$18.76
FOOP Mist Organic Foliar Spray | 32oz - Ready-to-Use - OMRI Listed - (Case of 12)
Out of stock
$18.66 $24.99 -25%
Roots Organics CalMag, 1 qt
In Stock: 277
$18.65 $28.90 -35%
MICROBE Life Hydroponics Vitamins & Amino Acids | 32oz - (Case of 12)
In Stock: 36
$18.61 $34.99 -47%
Biobizz CAL-MAG 1L
In Stock: 26
$18.61 $28.86 -36%
Coop Poop All-Purpose Garden Food by Healthy Grow | 25lb - OMRI Listed
In Stock: 88
$18.59 $23.49 -21%
Coast of Maine Lobster Meal Organic Plant Food 6-2-0, 4 lbs
In Stock: 8
$18.52 $20.99 -12%
Roots Organics Elemental, 3 lbs
In Stock: 95
$18.46 $28.61 -35%
Aptus Massboost, 250 ml
In Stock: 2
$18.37 $52.72 -65%
FoxFarm Cultivation Nation pH DOWN, 1 pint, case of 12
In Stock: 448
$18.34 $144.40 -87%
Biobizz Bio-Bloom | 1 L
In Stock: 229
$18.31 $25.80 -29%
Biobizz Bio-Grow | 1 L
In Stock: 273
$18.31 $25.80 -29%
BioBizz Bio-Grow 1L CA & OR only
In Stock: 45
$18.31 $25.80 -29%
BioBizz Bio-Bloom 1L CA & OR only
In Stock: 16
$18.31 $25.80 -29%
Rhizoflora Terpinator 0-0-4 - 32oz
Out of stock
$18.29 $22.27 -18%
BioAg Ful-Power | 1 qt (ID,IL,IA,KS,MN,NE,OH,OK,OR)
In Stock: 57
$18.27 $25.99 -30%
House & Garden Drip Clean, 250 ml
In Stock: 54
$18.23 $25.70 -29%
DaKine 420 Atomic Root Powder | 500g - (Case of 4)
In Stock: 16
$18.19 $74.99 -76%
Roots Organics Surge | 32oz
In Stock: 29
$18.15 $20.99 -14%
Royal Gold Crown Jewels Bloom 1-4-2 | 5lb - (Case of 8)
In Stock: 56
$18.10 $24.84 -27%
Royal Gold Crown Jewels Grow 3-2-2 | 5lb - (Case of 8)
In Stock: 49
$18.10 $24.84 -27%
Plant Success Organics Soluble 0.5-0.1-7 | 4oz
In Stock: 36
$18.08 $23.25 -22%
Maxicrop Soluble Seaweed Powder 0-0-17 | 10.7oz - OMRI Listed - (Case of 12)
In Stock: 408
$18.06 $24.99 -28%
Nectar for The Gods Aphrodite's Extraction Carbon 0-1-0 | 32oz
In Stock: 39
$18.06 $23.99 -25%
Nectar for The Gods Poseidonzime Foliar Spray 0-0-0.5 | 32oz
In Stock: 6
$18.06 $23.99 -25%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 32oz - (Case of 12)
In Stock: 84
$18.02 $29.11 -38%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 32oz - (Case of 12)
In Stock: 732
$18.02 $29.11 -38%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 32oz - (Case of 12)
In Stock: 140
$18.02 $29.11 -38%
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 | 36oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 827
$18.02 $23.49 -23%
Sustane 4-6-4 Flower & Vegetable Plant Food | 20lb - OMRI Listed
In Stock: 30
$18.00 $25.76 -30%
Down To Earth Palm Tree Mix 6-2-8 | 5lb - (Case of 6)
In Stock: 566
$17.99
Down To Earth Cactus Mix 2-4-8 | 5lb - (Case of 6)
In Stock: 416
$17.99
BioAG Ful-Power Purified Fulvic Acid | 32oz - OMRI Listed - (Case of 12)
In Stock: 58
$17.89 $24.42 -27%
Royal Gold Imperial Boost 0-15-11 | 5lb - (Case of 8)
In Stock: 31
$17.79 $25.31 -30%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 32oz - (Case of 12)
In Stock: 47
$17.69 $28.09 -37%
General Hydroponics Diamond Nectar 0-1-1 - 32oz
In Stock: 300
$17.61 $25.82 -32%
BioBizz Fish-Mix 1L
Out of stock
$17.60 $27.28 -35%
Mother Earth LiquiCraft Grow 4-3-3 - 32oz
In Stock: 94
$17.58 $27.53 -36%
Mother Earth LiquiCraft Bloom 2-4-4 - 32oz
In Stock: 61
$17.58 $27.53 -36%
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 16oz - Concentrate
In Stock: 235
$17.56 $20.99 -16%
Grotek Monster Grow Pro 18-36-1 | 500g - (Case of 6)
In Stock: 84
$17.56 $52.99 -67%
Roots Organics HP2 0-4-0, 1 qt
In Stock: 994
$17.56 $22.67 -23%
True Organic Tomato & Vegetable Food 4-5-6 | 12lb - Resealable Bag - Covers up to 210sq ft - Use Monthly - OMRI Listed
In Stock: 61
$17.53 $23.99 -27%
FoxFarm Bush Doctor Kangaroots, 1 qt
In Stock: 72
$17.43 $36.12 -52%
SUPERthrive Root-Gel Rooting Gel | 4oz - (Case of 12)
In Stock: 24
$17.35 $27.99 -38%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 32oz - The Silicon Solution - (Case of 12)
In Stock: 1140
$17.31 $28.05 -38%
Xtreme Gardening Azos Root Booster | 2oz - (Case of 12)
In Stock: 72
$17.27 $21.16 -18%
Xtreme Gardening Mykos | 1lb - (Case of 12)
In Stock: 221
$17.27 $21.16 -18%
Emerald Harvest pH Up | 32oz
In Stock: 87
$17.23 $25.50 -32%
Emerald Harvest pH Down | 32oz
In Stock: 51
$17.23 $25.50 -32%
FoxFarm Grow Big Hydro Liquid Concentate, 1 qt
In Stock: 4
$17.23 $36.10 -52%
General Hydroponics CALiMAGic 1-0-0 - 32oz
In Stock: 908
$17.17 $25.14 -32%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 1 lb
In Stock: 3215
$17.14 $25.99 -34%
Armory Beneficial Bacteria Blend | 2oz - OMRI Listed
In Stock: 1
$17.08 $30.03 -43%
Roots Organics Ancient Amber | 32oz
In Stock: 28
$17.03 $19.99 -15%
Roots Organics Buddha Bloom | 32oz
Out of stock
$17.03 $19.99 -15%
Roots Organics Buddha Grow | 32oz
Out of stock
$17.03 $19.99 -15%
Roots Organics HPK | 32oz
In Stock: 28
$17.03 $19.99 -15%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 32oz
In Stock: 20
$17.03 $21.34 -20%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 32oz
In Stock: 19
$17.03 $21.34 -20%
HDI Ionic Grow Plant Nutrient 3-1-5 | 32oz
In Stock: 39
$17.03 $21.34 -20%
HDI Ionic Grow for Soil Plant Nutrient 3-1-4 | 32oz
In Stock: 24
$17.03 $21.34 -20%
Big Foot Mycorrhizae Concentrate | 4oz - Water-in-Root Inoculum
In Stock: 506
$17.00
House & Garden Bud-XL, 250 ml
In Stock: 73
$16.94 $26.24 -35%
MICROBE Life Hydroponics Photosynthesis Plus | 16oz - (Case of 12)
In Stock: 132
$16.91 $32.99 -49%
Xtreme Azos Beneficial Bacteria, 2 oz
In Stock: 191
$16.89 $25.99 -35%
Xtreme Gardening Calcar Foliar Booster | 3oz - (Case of 12)
In Stock: 36
$16.84 $20.64 -18%
HDI MotherPlant Nutrients Part B | 1gal - (Case of 4)
In Stock: 24
$16.83 $49.07 -66%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 16oz - Concentrate
In Stock: 316
$16.80 $19.99 -16%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 16oz - (Case of 12)
Out of stock
$16.76 $31.99 -48%
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