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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 Classic Acid Special 17-6-6 Water-Soluble Fertilizer - 4 lb Tub
In Stock: 108
$151.50 / $25.25 per unit
(minimum purchase of 6)
Cutting Edge Solutions Micro 6-0-0, 2.5gal
In Stock: 10
$67.83 $89.99 -25%
Dyna-Gro pH Up Supplement 0-0-5 - 8 Oz
In Stock: 1128
$70.68 / $5.89 per unit
(minimum purchase of 12)
GreenGro Biologicals Flower Finisher Fertilizer - 35 lb
In Stock: 6
$580.99
Grow More Hawaiian Bud & Bloom 5-50-17 Fertilizer - 3 lb
Out of stock
$193.56 / $16.13 per unit
(minimum purchase of 12)
General Hydroponics FloraBlend 0.5-1-1 Nutrient Supplement - 6 Gal
In Stock: 98
$87.62 $202.72 -57%
HUMANE Cactus & Succulent Organic Food Capsules - 18-Count
In Stock: 414
$102.24 / $8.52 per unit
(minimum purchase of 12)
GreenGro Biologicals Green Aminos 0.5-0-2 Amino Acid Supplement - 5 lb
In Stock: 72
$477.12 / $59.64 per unit
(minimum purchase of 8)
Plantex Cal Mag + P Water Soluble Fertilizer 12-2-14 - 25 lb
In Stock: 88
$45.89
Plant-Prod Potassium Sulfate 0-0-52 Fertilizer - 55 lb
In Stock: 166
$104.67
Cutting Edge Solutions Bloom 0-6-5 | 2.5gal
In Stock: 1
$58.67 $71.99 -19%
GreenGro Biologicals Auto Box Nutrient Kit for Autoflower Production
In Stock: 5
$72.77 $139.99 -48%
Cutting Edge Solutions Bloom 0-6-5, 1gal
In Stock: 2
$31.24 $37.99 -18%
Emerald Harvest Kick-Starter Kit - Grow Micro Bloom 3-Part Base Nutrient Kit - 32 Oz Each (NM, PA Label)
In Stock: 2
$76.96 $220.00 -65%
Florikan Nutricote Total 18-6-8 | 180 Day Controlled Release - 50lb
In Stock: 2
$192.50
Grow More Bromeliad Food Fertilizer - 1.25 lb
In Stock: 12
$116.52 / $9.71 per unit
(minimum purchase of 12)
Jack's Classic Petunia FeED 20-6-22 Water-Soluble Fertilizer - 1.5 lb
In Stock: 5508
$142.32 / $11.86 per unit
(minimum purchase of 12)
Jack's Nutrients 5-50-18 UltraViolet Fertilizer - 25 lb
Out of stock
$116.76
Jack's Nutrients 15-5-20 Tap Water Fertilizer - 25 lb
In Stock: 14
$78.45
Dave Thompson's Organic Healthy Grow Early Starter 2-4-3 | 25lb
In Stock: 130
$9.23 $21.99 -58%
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