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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

Cutting Edge Solutions Louder Powder Bloom B 0-25-24 | 5lb - Granules
In Stock: 42
$35.84 $49.99 -28%
Carl Pool BR-61 Plant Food & Blossom Booster 9-58-8 | 24oz - Water Soluble Fertilizer - (Case of 12)
Out of stock
$141.00 / $11.75 per unit
(minimum purchase of 12)
Nature's Source Organic Plant Food 3-1-1 | 4.7gal (40/PL)
In Stock: 10
$114.43 $125.23 -9%
Espoma Organic Garden-tone 3-4-4 | 4lb - (Case of 12)
In Stock: 242
$88.92 / $7.41 per unit
(minimum purchase of 12)
Micromax Micronutrients Fertilizer | 50lb (40/PL)
In Stock: 49
$120.78 $140.02 -14%
Peters S.T.E.M. Fertilizer | 2.64gal
In Stock: 142
$173.93 $201.06 -13%
Piccolo Plant Growth Regulator | 1gal
In Stock: 50
$137.50 $163.41 -16%
Piccolo 10XC Plant Growth Regulator | 32oz
In Stock: 78
$277.51 $406.59 -32%
Florikan Nutricote Total 14-4-14 | 180 Day Controlled Release - 50lb
Out of stock
$195.00
GreenGro Biologicals Home & Garden Rose & Flower Fertilizer | 10lb - (Case of 4)
In Stock: 56
$121.92 / $30.48 per unit
(minimum purchase of 4)
Botanicare Sweet Raw Plant Food | 1gal
In Stock: 110
$43.93 $101.64 -57%
HUMANE Incredibles Plant Food | 1.25lb - (Case of 12)
In Stock: 36
$98.28 / $8.19 per unit
(minimum purchase of 12)
Jack's Classic All-Purpose 20-20-20 | Sample Pack - 350ct
In Stock: 8
$182.90
Jack's Classic ClassiCote with CrystalGreen 15-8-23 Time-Release Fertilizer | 6lb Shaker Jar - (Case of 4)
In Stock: 296
$162.20 / $40.55 per unit
(minimum purchase of 4)
Jack's Nutrients 5-50-18 UltraViolet Fertilizer | 2.2lb
In Stock: 40
$22.24 $26.67 -17%
Jack's Nutrients 12-4-16 RO Pure Water Fertilizer | 25lb
In Stock: 418
$72.03 $90.53 -20%
Jack's Nutrients 12-4-16 RO Pure Water Fertilizer | 2.2lb
In Stock: 61
$17.58 $21.06 -17%
Jack's Nutrients 15-6-17 Clone Starter Fertilizer | 25lb
In Stock: 95
$79.07 $94.75 -17%
Jack's Nutrients 15-6-17 Clone Starter Fertilizer | 2.2lb
In Stock: 96
$18.15 $21.76 -17%
Malibu Compost Bu’s Blend Biodynamic Compost | 1cu ft
In Stock: 265
$24.47 $28.99 -16%
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