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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

Grow More All Seasons Plant Food 20-20-20 | 1.5lb Jar
In Stock: 1224
$126.36 / $10.53 per unit
(minimum purchase of 12)
Gaia Green Mineralized Phosphate 0-9-0 | 2kg - (Case of 6)
In Stock: 18
$61.80 / $10.30 per unit
(minimum purchase of 6)
General Hydroponics FloraBlend 0.5-1-1 | 32oz
In Stock: 215
$11.10 $17.32 -36%
General Hydroponics FloraBlend 0.5-1-1 | 2.5gal
In Stock: 23
$43.51 $103.68 -58%
General Hydroponics FloraBlend 0.5-1-1 | 6gal
In Stock: 115
$87.62 $202.72 -57%
General Hydroponics FloraBlend 0.5-1-1 | 1gal
In Stock: 112
$17.90 $43.24 -59%
Botanicare Sweet Raw Plant Food | 5gal
In Stock: 231
$175.44 $403.82 -57%
Osmocote Blend 18-5-8 8-9 mo. Fertilizer Enhanced with E-Max Technology | 50lb (40/PL)
In Stock: 16
$129.57 $148.96 -13%
Jack's Classic Blossom Booster 10-30-20 | 8oz (Case of 12)
In Stock: 1512
$81.84 / $6.82 per unit
(minimum purchase of 12)
Jack's Classic Acid Special 17-6-6 | 4lb Tub - (Case of 6)
In Stock: 42
$144.30 / $24.05 per unit
(minimum purchase of 6)
Jack's Classic Citrus FeED 20-10-20 | 1.5lb - (Case of 12)
In Stock: 120
$135.60 / $11.30 per unit
(minimum purchase of 12)
Jack's Professional 21-5-20 All Purpose LX Fertilizer | 25lb (80/PL)
In Stock: 224
$54.47 $69.47 -22%
Jack's Nutrients 7-15-30 Finish Fertilizer | 25lb
In Stock: 411
$86.09 $103.17 -17%
Jack's Nutrients 7-15-30 Finish Fertilizer | 2.2lb
In Stock: 72
$19.33 $23.17 -17%
Jack's Nutrients 15-0-0 Calcium Nitrate Part B Fertilizer | 2.2lb
In Stock: 455
$14.07 $16.85 -16%
Jack's Nutrients 15-0-0 Cal-Trate | 25lb
In Stock: 188
$45.68 $54.74 -17%
Monterey Iron Combo 1-0-2 | 1gal Concentrate - (Case of 4)
In Stock: 4
$203.96 / $50.99 per unit
(minimum purchase of 4)
Soil Mender Kelp Meal | 5lb - Chelated Nutrients & Growth Stimulants - Aids Stressed Plants - (Case of 8)
In Stock: 67
$256.16 / $32.02 per unit
(minimum purchase of 8)
Plantex Solutions 17-5-17 Complete Fertilizer | 25lb
In Stock: 428
$56.29 $64.70 -13%
Plantex 21-7-7 Acid Fertilizer | 25lb (80/PL)
In Stock: 102
$48.70 $56.38 -14%
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