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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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Nutrients & Supplements

Jack's Professional 20-20-20 General-Purpose Fertilizer - 25 lb
In Stock: 661
$60.75
GreenGro Biologicals Pride Lands Premium Potting Soil - 1.5 cu ft
In Stock: 917
$25.34 $27.09 -6%
CYCO Platinum Series Bloom Part A Base Nutrient 2-0-2 - 5 Gal
In Stock: 12
$76.54 $130.36 -41%
Down To Earth Bio-Turf 8-3-5 Natural Granular Fertilizer - 25 lb - OMRI Listed
In Stock: 11
$54.34 $73.79 -26%
Grow More Hawaiian Bud Fertilizer 5-50-17 - 25 lb
In Stock: 26
$102.83 $133.72 -23%
Grow More All-Season's Plant Food 20-20-20 - 1 Oz
Out of stock
$75.00 / $6.25 per unit
(minimum purchase of 12)
Grow More All Purpose Fertilizer 30-10-10 - 25 lb
In Stock: 420
$67.99 $69.29 -2%
Grow More Sea Grow All Purpose Fertilizer 16-16-16 - 3 lb
Out of stock
$240.36 / $20.03 per unit
(minimum purchase of 12)
Malibu Compost Bu's Blend Biodynamic Compost - 1 cu ft
In Stock: 1702
$24.47 $28.99 -16%
Jack's Elementals Calcium Chloride Dihydrate - 1 lb
In Stock: 14
$17.31
Reefertilizer Grow Fertilizer 20-5-10 - 600 mL
In Stock: 42
$23.45 $27.95 -16%
Grow More Mendocino Amber Humic Fulvic Acid - 2.5 Gal
In Stock: 1
$43.20 $54.28 -20%
General Hydroponics TrueFlo Irrigation Line Cleaner - 32 Oz
In Stock: 70
$9.32 $20.00 -53%
Royal Gold Crown Jewels All Purpose Fertilizer 5-5-5 + Calcium - 1 lb - OMRI Listed & CDFA Approved
In Stock: 480
$138.90 / $4.63 per unit
(minimum purchase of 30)
CYCO Platinum Series Grow Part B Base Nutrient 2-2-6 - 1 Gal
In Stock: 22
$14.22 $32.04 -56%
Down To Earth Shrimp Meal 6-6-0 Organic Fertilizer - 15 lb - OMRI Listed
In Stock: 28
$41.72 $56.69 -26%
Royal Gold Crown Jewels Bloom Fertilizer 1-4-2 - 1 lb - OMRI Listed & CDFA Approved
In Stock: 210
$162.60 / $5.42 per unit
(minimum purchase of 30)
Down To Earth Bio-Turf 8-3-5 Natural Granular Fertilizer - 4 lb - OMRI Listed
In Stock: 198
$81.42 / $13.57 per unit
(minimum purchase of 6)
General Hydroponics TrueFlo Irrigation Line Cleaner - 1 Gal
In Stock: 483
$17.20 $38.00 -55%
Brandt Manganese Sulfate 31% EDTA Micronutrient Supplement - 50 lb - Powder
In Stock: 8
$129.10
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