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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...
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10 months 3 days
Grand Rapids, US
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Nutrients & Supplements

Botanicare Clearex Rinsing Solution - 55gal
In Stock: 9
$797.85 $1,798.52 -56%
General Hydroponics Diamond Nectar 0-1-1 - 55gal
In Stock: 7
$1,429.10 $2,442.99 -42%
Down to Earth Potassium Sulfate 0-0-50 | 1lb - OMRI Listed - (Case of 6)
Out of stock
$38.28 / $6.38 per unit
(minimum purchase of 6)
General Hydroponics FloraGro 2-1-6 - 32oz
In Stock: 1982
$8.07 $18.29 -56%
General Hydroponics FloraNova Bloom 4-8-7 - 16oz
In Stock: 836
$15.00 $23.39 -36%
General Hydroponics FloraMicro 5-0-1 - 32oz
In Stock: 1664
$10.27 $23.24 -56%
General Hydroponics CALiMAGic 1-0-0 - 1gal
In Stock: 624
$29.86 $67.34 -56%
Mother Earth Floressence Bloom Supplement 1-1-1 - 16oz
In Stock: 41
$8.88 $20.02 -56%
General Hydroponics MaxiGro 10-5-14 - 2.2lb
In Stock: 1401
$10.20 $23.02 -56%
General Hydroponics FloraNova Bloom 4-8-7 - 32oz
In Stock: 1573
$17.34 $38.94 -55%
Mother Earth LiquiCraft Bloom 2-4-4 - 32oz
In Stock: 42
$17.72 $27.53 -36%
CYCO 5L Potash Plus (2/CS) - (Case of 2)
In Stock: 16
$68.04 / $34.02 per unit
(minimum purchase of 2)
General Hydroponics Floralicious Plus 2-0.8-0.5 - 55gal
In Stock: 13
$5,870.07 $13,249.01 -56%
Mother Earth Farmer's Market All Purpose Mix 4-5-4 - 4.4lb
In Stock: 96
$10.00 $16.88 -41%
CYCO Commercial Series Bloom 8-6-11 - 5kg
In Stock: 4
$122.51 $276.59 -56%
General Hydroponics FloraGro 2-1-6 - 1gal
In Stock: 849
$27.62 $43.37 -36%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer | 30lb - OMRI Listed
In Stock: 2245
$22.48 $30.99 -27%
General Hydroponics FloraBloom 0-5-4 - 32oz
In Stock: 2043
$8.07 $18.29 -56%
General Hydroponics Liquid KoolBloom 0-10-10 - 32oz
In Stock: 757
$20.85 $32.29 -35%
General Hydroponics MaxiBloom 5-15-14 - 50lb
In Stock: 87
$207.19 $467.66 -56%
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