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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

Emerald Harvest Kick-Starter Kit - Cali Pro 2-Part Base Nutrient Kit - 32 Oz Each (NM, PA Label)
In Stock: 2
$91.26 $220.00 -59%
Grow More Hawaiian Bud & Bloom 5-50-17 Fertilizer - 3 lb
Out of stock
$198.36 / $16.53 per unit
(minimum purchase of 12)
General Hydroponics FloraBlend 0.5-1-1 Nutrient Supplement - 32 Oz
In Stock: 76
$11.72 $17.32 -32%
Cutting Edge Solutions Grow 2-1-6, 6gal
Cutting Edge Solutions Grow 2-1-6, 6gal
In Stock: 3
$126.72 $159.99 -21%
Cutting Edge Solutions Micro 6-0-0 | 15gal
In Stock: 2
$342.10 $464.99 -26%
Cutting Edge Solutions Bulletproof Si | 15gal
In Stock: 3
$656.94 $822.99 -20%
ICL Peters Excel pHLow 15-7-25 Hi Mag Fertilizer - 25 lb
In Stock: 48
$62.49
Grow More Bromeliad Food Fertilizer - 1.25 lb
In Stock: 12
$119.16 / $9.93 per unit
(minimum purchase of 12)
Jack's Classic Petunia FeED 20-6-22 Water-Soluble Fertilizer - 4 lb
In Stock: 594
$155.28 / $25.88 per unit
(minimum purchase of 6)
Cutting Edge Solutions Bloom 0-6-5, 1gal
In Stock: 1
$31.91 $37.99 -16%
Peters Professional 14-0-8 Hydroponic Boost Fertilizer - Base Formula - 25 lb
In Stock: 474
$52.91
Florikan Nutricote Total 18-6-8 | 180 Day Controlled Release - 50lb
In Stock: 19
$192.50
HUMANE Houseplant Organic & Natural Food Capsules - 18-Count
In Stock: 636
$103.92 / $8.66 per unit
(minimum purchase of 12)
Cutting Edge Solutions Bloom 0-6-5 Base Nutrient - 32 Oz
In Stock: 4
$14.24 $16.99 -16%
Botanicare Sweet Raw Plant Food | 32oz
In Stock: 77
$28.47 $41.76 -32%
STEP Hi-Mag Micronutrients Fertilizer - 50 lb
In Stock: 11
$97.15
Peters Professional 15-3-25 Flowering Crop Special Fertilizer with Black Iron - 25 lb
In Stock: 69
$59.29
GreenGro Biologicals Home & Garden Rose & Flower Fertilizer - 4 lb
In Stock: 220
$136.30 / $13.63 per unit
(minimum purchase of 10)
General Hydroponics FloraBlend 0.5-1-1 Nutrient Supplement - 6 Gal
In Stock: 90
$99.13 $202.72 -51%
Jack's Classic Petunia FeED 20-6-22 Water-Soluble Fertilizer - 1.5 lb
In Stock: 4920
$146.52 / $12.21 per unit
(minimum purchase of 12)
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