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Nutrients & Supplements

Soil Amendments
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64
Big Foot Mycorrhizae Concentrate | 4oz - Water-in-Root Inoculum
In stock
$17.00
Down to Earth Seabird Guano 0-11-0 | 5lb - OMRI Listed - (Case of 6)
In stock
$17.00 $29.79 -43%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 32oz - The Silicon Solution - (Case of 12)
In stock
$16.99 $28.05 -39%
FoxFarm Bush Doctor Microbe Brew, 1 pt
In stock
$16.95 $21.91 -23%
FoxFarm Big Bloom Liquid Concentrate, 1 qt
In stock
$16.92 $25.30 -33%
Aphrodite's Extraction, 1 qt
In stock
$16.72 $25.99 -36%
Armory Beneficial Bacteria Blend | 2oz - OMRI Listed
In stock
$16.69 $30.03 -44%
Biobizz Bio-Grow | 1 L
In stock
$16.64 $25.80 -36%
Remo Bloom, 1 L
In stock
$16.64 $20.99 -21%
Remo Grow, 1 L
In stock
$16.64 $20.99 -21%
BioBizz Bio-Grow 1L CA & OR only
In stock
$16.64 $25.80 -36%
BioBizz Bio-Bloom 1L CA & OR only
In stock
$16.64 $25.80 -36%
BioAg Ful-Power | 1 qt (ID,IL,IA,KS,MN,NE,OH,OK,OR)
In stock
$16.60 $25.99 -36%
Xtreme Gardening Azos Root Booster | 2oz - (Case of 12)
In stock
$16.56 $21.16 -22%
Xtreme Gardening Mykos | 1lb - (Case of 12)
In stock
$16.56 $21.16 -22%
Technaflora B.C. Grow, 1 L
In stock
$16.47 $23.99 -31%
General Hydroponics Diamond Nectar 0-1-1 - 32oz
In stock
$16.46 $25.82 -36%
HDI MotherPlant Nutrients Part B | 1gal - (Case of 4)
In stock
$16.45 $49.07 -66%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 16oz - Concentrate
In stock
$16.42 $19.99 -18%
MICROBE Life Hydroponics Foliar Spray & Root Dip | 32oz - (Case of 12)
In stock
$16.40 $41.99 -61%
DaKine 420 Shock & Awe Bloom Booster | 1,000g - (Case of 4)
In stock
$16.36 $68.99 -76%
Roots Organics Ancient Amber | 32oz
In stock
$16.33 $19.99 -18%
Roots Organics Buddha Bloom | 32oz
In stock
$16.33 $19.99 -18%
Roots Organics Buddha Grow | 32oz
Out of stock
$16.33 $19.99 -18%
Roots Organics HPK | 32oz
In stock
$16.33 $19.99 -18%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 32oz
Out of stock
$16.33 $21.34 -23%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 32oz
In stock
$16.33 $21.34 -23%
HDI Ionic Grow Plant Nutrient 3-1-5 | 32oz
In stock
$16.33 $21.34 -23%
HDI Ionic Grow for Soil Plant Nutrient 3-1-4 | 32oz
In stock
$16.33 $21.34 -23%
Cutting Edge Solutions Micro, 1 qt
In stock
$16.32 $16.99 -4%
Emerald Harvest Cal-Mag, 1 qt
In stock
$16.32 $23.00 -29%
FoxFarm Open Sesame, 1 lb
In stock
$16.23 $57.10 -72%
Optic Foliar Overgrow, 1 L RTU
In stock
$16.22 $24.99 -35%
Rock Fusion Bloom Base Nutrient, 1 L
In stock
$16.18 $39.99 -60%
Xtreme Gardening Calcar Foliar Booster | 3oz - (Case of 12)
Out of stock
$16.16 $20.64 -22%
Roots Organics HPK 0-4-3, 1 qt
In stock
$16.09 $24.93 -35%
Roots Organics Buddha Grow 1qt
In stock
$16.09 $24.93 -35%
General Hydroponics CALiMAGic 1-0-0 - 32oz
In stock
$16.05 $25.14 -36%
FoxFarm Bush Doctor Sledgehammer | 16oz -OMRI Listed
In stock
$16.03 $19.99 -20%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 32oz - Concentrate - Makes 32gal - OMRI Listed - (Case of 12)
In stock
$16.01 $21.29 -25%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 5oz
In stock
$15.99
Elite Root Igniter E, 8 oz - A Hydrofarm Exclusive!
In stock
$15.96 $32.99 -52%
MICROBE Life Hydroponics Photosynthesis Plus | 16oz - (Case of 12)
In stock
$15.91 $30.99 -49%
FoxFarm Bush Doctor Bemb Sweet & Dandy 0-1-3 | 16oz - Concentrate
In stock
$15.91 $22.99 -31%
Roots Organics Terp Tea Bloom, 3 lb
In stock
$15.88 $20.51 -23%
Emerald Harvest pH Up | 32oz
In stock
$15.80 $25.50 -38%
Emerald Harvest pH Down | 32oz
In stock
$15.80 $25.50 -38%
Remo Micro, 1 L
In stock
$15.80 $22.99 -31%
Remo Magnifical, 1 L
In stock
$15.80 $22.99 -31%
Nectar for The Gods Demeter's Destiny Liquid Calcium 0-0.5-0 | 32oz
In stock
$15.75 $21.99 -28%
Nectar for The Gods Hades Down 0-1-0 | 32oz
In stock
$15.75 $21.99 -28%
Nectar for The Gods Zeus Juice Growth Enhancer | 32oz
In stock
$15.75 $21.99 -28%
Grotek Blossom Blaster Pro Liquid, 1 L
In stock
$15.69 $29.18 -46%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 16oz - (Case of 12)
Out of stock
$15.67 $29.99 -48%
General Organics CaMg+ Calcium Magnesium Supplement - 32oz
In stock
$15.53 $24.49 -37%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 16oz
In stock
$15.53 $18.99 -18%
Miracle-Gro Performance Organics Edibles | 2.5lb Jug - OMRI Listed - (Case of 6)
In stock
$15.38 $23.19 -34%
Botanicare Cal-Mag Plus 2-0-0 | 32oz
In stock
$15.36 $24.13 -36%
Mad Farmer Cal+Mag, 1 qt
In stock
$15.34 $21.62 -29%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 1gal - (Case of 4)
In stock
$15.33 $46.24 -67%
Down to Earth Solution Grade Calcium 96 | 5lb - OMRI Listed - (Case of 5)
In stock
$15.29
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 16oz - Concentrate
In stock
$15.23 $21.99 -31%
FoxFarm Bush Doctor Wholly Mackerel Fertilizer 3-1-0 | 16oz - Concentrate
In stock
$15.21 $21.99 -31%
FoxFarm Grow Big Hydro Liquid Concentate, 1 pt
Out of stock
$15.20 $19.66 -23%
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