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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 4 days
Grand Rapids, US
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Cultivation Equipment and Supplies

Jack's Professional 15-5-15 +CaMg LX Fertilizer | 25lb (80/PL)
In Stock: 294
$52.27 $69.47 -25%
Jack's Nutrients 5-12-26 Part A Fertilizer | 2.2lb
In Stock: 347
$18.73 $22.45 -17%
Jack's Nutrients 15-5-20 Tap Water Fertilizer | 2.2lb
In Stock: 82
$17.58 $21.06 -17%
Jack's Nutrients 10-30-20 Bloom Fertilizer | 25lb
In Stock: 234
$103.65 $124.21 -17%
Jack's Nutrients 15-0-0 Calcium Nitrate Part B Fertilizer | 25lb
In Stock: 749
$37.78 $47.38 -20%
Jack's Nutrients 15-0-0 Calcium Nitrate Part B Fertilizer | 2.2lb
In Stock: 455
$14.07 $16.85 -16%
Jack's Professional Epsom Salt | 2.2lb
In Stock: 21
$16.39 $19.65 -17%
Jack's Nutrients 15-0-0 Cal-Trate | 25lb
In Stock: 188
$45.68 $54.74 -17%
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)
Yum Yum Mix Organic Fertilizer 2-1-1 | 5lb - Stand up Bag - (Case of 8)
In Stock: 47
$163.20 / $20.40 per unit
(minimum purchase of 8)
Plant-Prod Dololime S-Fine | 50lb (56/PL)
In Stock: 9
$31.69
Grower Select Cal-Mag Triple Iron 16-3-16 | 25lb
In Stock: 120
$42.96 $56.96 -25%
Grower Select Mag Triple Iron 18-6-18 | 25lb
In Stock: 316
$51.19 $66.08 -23%
PRO-MIX BRK20 MYCORRHIZAE Peat/Bark Mix | 2.8cu ft - Loose Fill (48/PL)
In Stock: 40
$34.23
HYGROBEN Beneficial Microbes | 4L (1.05gal) - (Case of 4)
In Stock: 12
$508.44 / $127.11 per unit
(minimum purchase of 4)
HYGROBEN Beneficial Microbes | 10L (2.64gal) - (Case of 2)
In Stock: 26
$559.08 / $279.54 per unit
(minimum purchase of 2)
HYGROBEN Beneficial Microbes | 20L (5.28gal)
In Stock: 28
$244.40 $529.49 -54%
HYGROBEN Beneficial Microbes | 500mL (16.9oz)
In Stock: 24
$159.12 / $13.26 per unit
(minimum purchase of 12)
TNB Naturals The Enricher Plant Booster | 250g
In Stock: 83
$9.94 $24.99 -60%
ferti·lome Fish Emulsion Fertilizer 5-1-1 | 32oz - Concentrate
In Stock: 192
$138.84 / $11.57 per unit
(minimum purchase of 12)
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