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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

Old Truck Organics Rose & Flower Fertilizer - 2.2 lb
In Stock: 60
$26.34 / $4.39 per unit
(minimum purchase of 6)
MYKOS® WP Pure Mycorrhizal Inoculant - 50 lb - Wettable Powder
Out of stock
$837.49 $1,042.80 -20%
Plantex Acid Water Soluble Fertilizer 21-7-7 - 25 lb
In Stock: 146
$50.57
Quest Replacement Pre-Filter for Quest 70 Series Dehumidifiers - 11 x 9 x 0.25-in
In Stock: 80
$18.41
AT Thermax IR/AC 4-Year Greenhouse Film, 6mil - 40ft x 100ft - Diffused
In Stock: 6
$733.66
GreenGro Biologicals Earthshine Biochar Blend Soil Amendment - 30 lb
In Stock: 23
$165.99
General Hydroponics Ripen 0.5-7-6 Bloom Supplement - 6 Gal
In Stock: 9
$350.60 $599.94 -42%
Ferti-lome Yield Booster Concentrate Plant Food - 16 Oz
In Stock: 173
$102.36 / $8.53 per unit
(minimum purchase of 12)
Jack's Classic ClassiCote with CrystalGreen 15-8-23 Time-Release Fertilizer - 6 lb Shaker Jar
In Stock: 420
$170.24 / $42.56 per unit
(minimum purchase of 4)
Grower's Ally Spider Mite Control - 8 Oz - Concentrate - OMRI Listed
In Stock: 24
$411.20 / $51.40 per unit
(minimum purchase of 8)
ferti-lome Copper Fungicide - 16 Oz Concentrate
In Stock: 12
$239.88 / $19.99 per unit
(minimum purchase of 12)
GreenGro Biologicals Hybrid Bloom 2-18-18 Soluble Powder Fertilizer - 6 lb
In Stock: 12
$242.88 / $60.72 per unit
(minimum purchase of 4)
Plant-Prod Magnesium Nitrate 11-0-0 Fertilizer - 50 lb
In Stock: 3
$49.87
Ferti-lome Blooming and Rooting Soluble Plant Food 9-58-8 Granules - 12 lb
In Stock: 16
$236.40 / $59.10 per unit
(minimum purchase of 4)
Peters Professional 14-0-8 Hydroponic Boost Fertilizer - Base Formula - 25 lb
In Stock: 395
$52.91
Osmocote Blend Topdress Special 22-5-6 Fertilizer Enhanced with QuickStart Micronutrients - 4-5 Month - 50 lb
Out of stock
$131.36
Osmocote Classic 13-13-13 Fertilizer - 8-9 Month - 50 lb
Out of stock
$134.68
Botanicare Hydroguard Bacillus Root Inoculant - 32 Oz
In Stock: 14
$28.17 $43.87 -36%
HUMANE Best in Show All Purpose Plant Food 4-6-5 - 1.25 lb
Out of stock
$99.84 / $8.32 per unit
(minimum purchase of 12)
Plant-Prod Dololime S-Fine Dolomitic Limestone - 50 lb
In Stock: 37
$32.91
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