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Nutrients & Supplements

Soil Amendments
Mother Earth Acid Drop for Acid-Loving Plants 3-4-6 Granular Fertilizer - 4.4 lb
In Stock: 24
$14.73 $16.88 -13%
General Hydroponics FloraNova Bloom 4-8-7 Base Nutrient - 16 Oz
In Stock: 101
$15.84 $23.39 -32%
Botanicare Cal-Mag Plus Calcium Magnesium Supplement 2-0-0 - 250 Gal
In Stock: 1
$6,765.73 $10,819.97 -37%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer - 30 lb - OMRI Listed
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer - 30 lb - OMRI Listed
In Stock: 108
$23.33 $30.99 -25%
Down To Earth Potassium Sulfate 0-0-50 Organic Fertilizer - 1 lb - OMRI Listed
Down To Earth Potassium Sulfate 0-0-50 Organic Fertilizer - 1 lb - OMRI Listed
Out of stock
$49.32 / $8.22 per unit
(minimum purchase of 6)
General Hydroponics FloraGro 2-1-6 Base Nutrient - 32 Oz
In Stock: 649
$12.35 $18.29 -32%
Botanicare Clearex Rinsing Solution - 55 Gal
Botanicare Clearex Rinsing Solution - 55 Gal
In Stock: 6
$1,126.74 $1,798.52 -37%
General Hydroponics Diamond Nectar 0-1-1 Organic Plant Supplement - 55 Gal
In Stock: 1
$1,530.49 $2,442.99 -37%
Mother Earth Floressence Bloom Supplement 1-1-1 - 16 Oz
In Stock: 23
$13.60 $20.02 -32%
Grow More Water Soluble 20-20-20 Fertilizer - 25 lb
In Stock: 2
$48.37 $82.99 -42%
Coast of Maine Quoddy Blend Organic Lobster Compost - 1 cu ft - OMRI Listed
Coast of Maine Quoddy Blend Organic Lobster Compost - 1 cu ft - OMRI Listed
In Stock: 386
$88.15 / $17.63 per unit
(minimum purchase of 5)
General Hydroponics CALiMAGic 1-0-0 Cal-Mag Supplement - 1 Gal
General Hydroponics CALiMAGic 1-0-0 Cal-Mag Supplement - 1 Gal
In Stock: 211
$45.66 $67.34 -32%
General Hydroponics FloraMicro 5-0-1 - 32oz
General Hydroponics FloraMicro 5-0-1 Base Nutrient - 32 Oz
In Stock: 32
$15.73 $23.24 -32%
Down To Earth Granular Humic Acids Organic Soil Amendment - 50 lb - OMRI Listed
Down To Earth Granular Humic Acids Organic Soil Amendment - 50 lb - OMRI Listed
In Stock: 3
$47.75 $67.19 -29%
Down To Earth Bat Guano 7-3-1 Organic Fertilizer - 25 lb - OMRI Listed
Down To Earth Bat Guano 7-3-1 Organic Fertilizer - 25 lb - OMRI Listed
In Stock: 71
$79.86 $99.99 -20%
Mother Earth Farmer's Market All Purpose Mix 4-5-4 Granular Fertilizer - 4.4 lb
Mother Earth Farmer's Market All Purpose Mix 4-5-4 Granular Fertilizer - 4.4 lb
In Stock: 19
$14.73 $16.88 -13%
General Hydroponics MaxiGro 10-5-14 Base Nutrient Powder - 2.2 lb
In Stock: 1
$15.53 $23.02 -33%
Mother Earth LiquiCraft Bloom 2-4-4 Liquid Fertilizer - 32 Oz
In Stock: 21
$18.70 $27.53 -32%
CYCO Platinum Series Potash Plus Potassium Supplement 0-4-6 - 5 L
CYCO Platinum Series Potash Plus Potassium Supplement 0-4-6 - 5 L
In Stock: 6
$74.64 / $37.32 per unit
(minimum purchase of 2)
General Hydroponics FloraNova Bloom 4-8-7 Base Nutrient - 32 Oz
In Stock: 206
$26.43 $38.94 -32%
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