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
10 months 3 days
Grand Rapids, US
Ask a question
Categories
Products
Reviews
About vendor

Nutrients & Supplements

Osmocote Blend 17-5-11 5-6mo. Fertilizer | 50lb (40/PL)
In Stock: 226
$121.22 $140.53 -14%
Osmocote Plus 15-9-12 Lo Start 8-9mo. Fertilizer | 50lb (40/PL)
In Stock: 90
$136.15 $156.32 -13%
Florikan Gal-XeOne 12-4-11 Advantage Fertilizer - 100 Day Release | 50lb (40/PL)
Out of stock
$159.80
Florikan 12-6-8 NPK Pro Fertilizer 90 Day FS 50lb | 50lb (40/PL)
In Stock: 8
$102.92
GreenGro Biologicals Flower Shower Post Wash | 5lb Bucket - Concentrated - (Case of 8)
In Stock: 55
$243.28 / $30.41 per unit
(minimum purchase of 8)
Jack's Classic Blossom Booster 10-30-20 | 1.5lb (Case of 12)
In Stock: 3815
$135.60 / $11.30 per unit
(minimum purchase of 12)
Jack's Classic All-Purpose 20-20-20 | 4lb (Case of 6 - (Case of 6)
In Stock: 1470
$144.30 / $24.05 per unit
(minimum purchase of 6)
Grower Select Cal-Mag Triple Iron 16-3-16 | 25lb
In Stock: 120
$42.96 $56.96 -25%
HYGROBEN Beneficial Microbes | 1L (0.26gal)
In Stock: 72
$240.24 / $20.02 per unit
(minimum purchase of 12)
TNB Naturals pH DOWN | 1lb - Granules
In Stock: 34
$14.29 $19.99 -29%
ferti·lome Fish Emulsion Fertilizer 5-1-1 | 1gal - Concentrate - (Case of 4)
In Stock: 40
$119.28 / $29.82 per unit
(minimum purchase of 4)
ferti·lome Chelated Iron 6% EDDHA Water Soluble | 1lb - Granules - (Case of 24)
In Stock: 24
$517.20 / $21.55 per unit
(minimum purchase of 24)
ferti·lome All Purpose Water Soluble Plant Food 20-20-20 | 3lb - Granules - (Case of 12)
In Stock: 180
$179.52 / $14.96 per unit
(minimum purchase of 12)
YaraLiva Calcium Nitrate 15.5-0-0 Greenhouse Grade | 50lb
In Stock: 2040
$40.99 $54.06 -24%
Whitney Farms Organic & Natural All Purpose Plant Food | 4lb - Bag - (Case of 6)
In Stock: 12
$78.36 / $13.06 per unit
(minimum purchase of 6)
BioAG Ful-Power Purified Fulvic Acid | 1gal - OMRI Listed - (Case of 4)
In Stock: 32
$146.24 / $36.56 per unit
(minimum purchase of 4)
Bonide Root & Grow Root Stimulator 4-10-3 | 1gal - Concentrate - (Case of 4)
In Stock: 240
$85.12 / $21.28 per unit
(minimum purchase of 4)
Cutting Edge Solutions Louder Powder Grow A 15-0-0 | 5lb - Granules
In Stock: 70
$35.84 $49.99 -28%
Coast of Maine Acid Loving Planting Soil | 20qt - Target pH 5.0 - (Case of 10)
In Stock: 1605
$107.40 / $10.74 per unit
(minimum purchase of 10)
Ecologic Solutions PlantEnvi | 1gal
In Stock: 1263
$25.65 $26.55 -3%
Show other 20 products
Filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $6316
Shop Owner
Brand
Show all (72)