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Nutrients & Supplements

Soil Amendments
Down To Earth Island Phosphate 0-11-0 | 5lb - (Case of 6)
Out of stock
$28.99
House & Garden Algen Extract, 500 ml
In Stock: 1062
$41.70 $63.19 -34%
Grow More Mendo Soluble 20-20-20, 25 lbs
In Stock: 104
$67.15 $84.99 -21%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 1gal - The Silicon Solution - (Case of 4)
In Stock: 124
$45.01 $67.63 -33%
Roots Organics SeaBird Guano | 3lb - Powder - (Case of 3)
Out of stock
$10.18 $10.99 -7%
Down to Earth Solution Grade Gypsum | 5lb - OMRI Listed - (Case of 5)
Out of stock
$9.78 $15.49 -37%
General Hydroponics ARMOR SI 0-0-4 | 55gal
In Stock: 33
$1,950.88 $3,301.84 -41%
Budswel, 5 gal
In Stock: 634
$196.20 $247.99 -21%
Aurora Peat Products Procision Advantage, 3.8 cu ft bale
In Stock: 28
$46.50 $58.72 -21%
Big Time Enzyme, 2.5 gal
In Stock: 24
$95.82 $120.99 -21%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 1 gal
In Stock: 21
$7.08 $53.55 -87%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 16oz - (Case of 12)
In Stock: 84
$20.54 $31.99 -36%
Sustane 8-2-4 Lawn & Landscape Plant Food | 20lb - OMRI Listed
In Stock: 74
$27.65 $35.49 -22%
Roots Organics Buddha Bloom, 5 gal
In Stock: 91
$210.71 $318.63 -34%
Emerald Harvest Kick Starter Kit 3-Part Base
Out of stock
$184.80 $220.00 -16%
HDI MotherPlant Nutrients Part B | 1gal - (Case of 4)
In Stock: 24
$16.83 $49.07 -66%
MYKE Vegetable & Herb Growth Enhancer | 1.8oz - OMRI Listed - (Pallet of 36)
In Stock: 116
$9.00 $11.29 -20%
Sustane 8-2-4 Lawn & Landscape Plant Food | 5lb - OMRI Listed - (Case of 8)
Out of stock
$12.96 $16.39 -21%
Technaflora Thrive Alive B1 Red, 1 L
In Stock: 136
$40.26 $59.99 -33%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 32oz
In Stock: 60
$54.56
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