Menu

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
Ask a question
Categories
Products
Reviews
About vendor

Nutrients & Supplements

Royal Gold Crown Jewels All Purpose Fertilizer 5-5-5 - 10 lb - OMRI Listed
In Stock: 24
$103.44 / $25.86 per unit
(minimum purchase of 4)
Cutting Edge Solutions Grow 2-1-6, 2.5gal
Cutting Edge Solutions Grow 2-1-6, 2.5gal
In Stock: 5
$58.67 $69.99 -16%
Emerald Harvest Kick-Starter Kit - Grow Micro Bloom 3-Part Base Nutrient Kit - 32 Oz Each (MN, NC, OK Label)
In Stock: 1
$76.96 $220.00 -65%
Peters Excel pHLow 19-11-21 Multi-Purpose Fertilizer with Black Iron - 25 lb
In Stock: 11
$62.49
HUMANE Houseplant Organic & Natural Food Capsules - 18-Count
In Stock: 636
$102.24 / $8.52 per unit
(minimum purchase of 12)
Peters Professional 25-5-15 High Performance Fertilizer - 25 lb
In Stock: 1
$54.74
Florikan Nutricote Total 14-4-14 | 100 Day Controlled Release - 50lb
In Stock: 48
$198.00
GreenGro Biologicals Home & Garden All-Purpose Fertilizer - 10 lb
In Stock: 80
$126.32 / $31.58 per unit
(minimum purchase of 4)
GreenGro Biologicals Nature's Brix 0-0-2 Biostimulant Supplement - 2 lb
In Stock: 149
$193.40 / $19.34 per unit
(minimum purchase of 10)
Plantex Acidic High N Low P Water Soluble Fertilizer 20-2-20 - 25 lb
In Stock: 1
$57.08
Ferti-lome Blooming and Rooting Soluble Plant Food 9-58-8 Granules - 3 lb
Out of stock
$180.00 / $15.00 per unit
(minimum purchase of 12)
Peters Professional Hydroponic Finisher 0-15-30 Fertilizer - 25 lb
In Stock: 75
$77.09
Osmocote Blend 18-5-8 Fertilizer Enhanced with E-Max Technology - 5-6 Month - 50 lb
In Stock: 23
$133.18
Jack's Classic ClassiCote with CrystalGreen 15-8-23 Time-Release Fertilizer - 25 lb Bag
In Stock: 247
$85.19 $105.09 -19%
Maxicrop Kelp Meal 1-0-2 - 5 lb - OMRI Listed
In Stock: 42
$160.62 / $26.77 per unit
(minimum purchase of 6)
Grower Select H2 Professional Mix Growing Medium (Northern) - 2.8 cu ft
In Stock: 229
$46.86
Cutting Edge Solutions Sugaree 0-0-2 Carbohydrate Supplement - 6 Gal
In Stock: 4
$269.91 $349.99 -23%
Eco Labs Terps Plus 0-0-1 Plant Supplement - 32 Oz
In Stock: 11
$44.67 $69.99 -36%
Emerald Harvest Kick-Starter Kit - Cali Pro 2-Part Base Nutrient Kit - 32 Oz Each (NM, PA Label)
In Stock: 3
$76.96 $220.00 -65%
Osmocote Blend 17-5-11 Fertilizer - 3-4 Month - 50 lb
In Stock: 5
$124.97
Show other 20 products
Filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $6316
Shop Owner
Brand
Show all (74)