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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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Cultivation Equipment and Supplies

Jack's Classic All-Purpose 20-20-20 Water-Soluble Fertilizer - Sample Pack - 350-Count
In Stock: 30
$185.71
Plant-Prod Mono Potassium Phosphate 0-52-34 Fertilizer - 55 lb
In Stock: 190
$155.27
Osmocote Blend 23-4-8 Fertilizer Enhanced with E-Max Technology & QuickStart - 8-9 Month - 50 lb
In Stock: 90
$96.70
Reefertilizer Start Soil Conditioner - 500 mL
In Stock: 27
$20.80 $31.95 -35%
Integra Boost 2-Way Humidity Control Packet with Humidity Indicator Card - 67g - 55% RH - Case of 100
In Stock: 180
$387.00 / $3.87 per unit
(minimum purchase of 100)
Cutting Edge Solutions Louder Powder Grow A 15-0-0 Granular Fertilizer - 50 lb
In Stock: 16
$114.93 $349.99 -67%
Soil Mender Rock Phosphate - 5 lb
In Stock: 66
$177.96 / $14.83 per unit
(minimum purchase of 12)
Anden Round Duct Kit - for A710V1 and A710V3 Dehumidifiers
Out of stock
$576.00
Bluelab Guardian Monitor - Wi-Fi
In Stock: 1
$427.55 $459.00 -7%
GreenGro Biologicals Earthshine Biochar Blend Soil Amendment - 2 lb
In Stock: 629
$116.80 / $14.60 per unit
(minimum purchase of 8)
Jack's Nutrients 5-50-18 UltraViolet Fertilizer - 2.2 lb
In Stock: 28
$23.10
Plant-Prod MJ Bloom Fertilizer 10-30-20 - 25 lb
Out of stock
$64.33
Big Foot Mycorrhizae Concentrate Water-In-Root Inoculum - 50 lb
In Stock: 4
$1,050.80 $2,099.99 -50%
Brandt Sequestar Iron Chelate 11% Fe DTPA - 25 lb
In Stock: 63
$457.05
Osmocote Plus 15-9-12 Fertilizer - 8-9 Month - 50 lb
In Stock: 70
$138.69
Plantex Foliage Water Soluble Fertilizer 24-8-16 - 25 lb
In Stock: 41
$53.51
Grow More Super Bloomer 15-30-15 Fertilizer - 1.5 lb
In Stock: 84
$132.48 / $11.04 per unit
(minimum purchase of 12)
Berry Global Thermax 4-Year IR/AC Greenhouse Film - 6-mil - 50 x 100 ft - Clear
Out of stock
$917.07
TDI Brands Wicked Waterer LED Grow Light - 7W 3-Color Red/Blue - Tripod Stand
In Stock: 84
$297.96 / $24.83 per unit
(minimum purchase of 12)
Jack's Nutrients 10-30-20 Bloom Fertilizer - 25 lb
In Stock: 182
$107.64
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