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Rootline Supply Co.
Rootline Supply Co. provides reliable tools and products for growers, gardeners, and cultivators who care about quality. We’re focused...
6K
1 year
Grand Rapids, US
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Nutrients & Supplements

Plant Success Organics Soluble Mycorrhizae 0.5-0.1-7 - 0.5 Oz - OMRI Listed
In Stock: 410
$91.20 / $3.04 per unit
(minimum purchase of 30)
General Hydroponics FloraNova Bloom 4-8-7 Base Nutrient - 1 Gal
In Stock: 67
$83.85 $123.51 -32%
General Hydroponics FloraNova Grow 7-4-10 Base Nutrient - 1 Gal
In Stock: 35
$83.85 $123.51 -32%
True Organic Seabird Guano 6-12-0 - 4 lb
In Stock: 90
$72.90 / $12.15 per unit
(minimum purchase of 6)
Botanicare Liquid Karma 0.1-0.1-0.5 - 32oz
In Stock: 1
$27.90 $40.94 -32%
GH General Organics BioBud 0.5-0.1-1 Bloom Supplement - 1 Gal
In Stock: 13
$152.87 $210.13 -27%
Botanicare Hydroplex Bloom Enhancer 0-10-6 - 55 Gal
In Stock: 5
$3,435.03 $5,472.23 -37%
General Hydroponics FloraPro Grow 10-12-22 Base Nutrient Powder - 25 lb
In Stock: 397
$72.38 $84.88 -15%
Botanicare Pure Blend Pro Soil Base Nutrient 1-4-5 - 32 Oz
In Stock: 19
$22.12 $32.50 -32%
Botanicare Vitamino 1-0-0 - 1gal
In Stock: 2
$62.23 $87.73 -29%
True Organic Prilled Sulfur - 5 lb
In Stock: 216
$58.32 / $9.72 per unit
(minimum purchase of 6)
CYCO Platinum Series Dr. Repair 3-0-0 - 5L
CYCO Platinum Series Dr. Repair Supplement 3-0-0 - 5 L
In Stock: 20
$42.25 $83.12 -49%
Coop Poop All-Purpose Garden Food by Healthy Grow | 6lb - OMRI Listed
In Stock: 170
$61.92 / $10.32 per unit
(minimum purchase of 6)
CYCO Platinum Series Uptake Supplement - 5 L
In Stock: 15
$70.20 / $35.10 per unit
(minimum purchase of 2)
Down To Earth Seabird Guano 0-11-0 Organic Fertilizer - 40 lb - OMRI Listed
In Stock: 210
$67.67 $131.99 -49%
Down To Earth Granular Humic Acids Organic Soil Amendment - 5 lb - OMRI Listed
In Stock: 1229
$61.56 / $10.26 per unit
(minimum purchase of 6)
CYCO Platinum Series Grow Part B Base Nutrient 2-2-6 - 20 L
In Stock: 5
$63.58 $113.36 -44%
General Hydroponics FloraGro 2-1-6 Base Nutrient - 55 Gal
In Stock: 22
$977.42 $1,570.41 -38%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer - 4.5 lb - OMRI Listed
In Stock: 677
$92.64 / $7.72 per unit
(minimum purchase of 12)
General Hydroponics FloraMicro 5-0-1 - 2.5gal
General Hydroponics FloraMicro 5-0-1 Base Nutrient - 2.5 Gal
In Stock: 138
$80.98 $119.25 -32%
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