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

FoxFarm Bush Doctor Sledgehammer Nutrient Rinse - 32 Oz - OMRI Listed
In Stock: 296
$33.95 $35.09 -3%
Down To Earth Citrus Mix 6-3-3 Organic Fertilizer - 5 lb - OMRI Listed
In Stock: 222
$76.74 / $12.79 per unit
(minimum purchase of 6)
Emerald Harvest Micro 5-0-1 Base Nutrient - 32 Oz
In Stock: 1
$12.05 $18.00 -33%
Roots Organics HP2 Phos Rock 0-4-0 - 1 Gal Concentrate
In Stock: 8
$109.48 / $27.37 per unit
(minimum purchase of 4)
Down To Earth All-Purpose Mix 4-6-2 Fertilizer - 3-Pack of 5 lb - OMRI Listed
In Stock: 120
$31.04 $42.09 -26%
Royal Gold Crown Jewels Bloom Fertilizer 1-4-2 - 20 lb
In Stock: 30
$148.08 / $74.04 per unit
(minimum purchase of 2)
SUPERthrive Bloom Plant Nutrients 3-12-6 - 32 Oz
Out of stock
$234.48 / $19.54 per unit
(minimum purchase of 12)
SuperThrive Vitamin Solution Fertilizer - 1 Gal - Concentrate
Out of stock
$218.33 $228.99 -5%
Emerald Harvest Kick-Starter Kit - Cali Pro 2-Part Base Nutrient Kit - 32 Oz Each
In Stock: 22
$204.49 $220.00 -7%
HDI MotherPlant Nutrients Part A - 32 Oz
In Stock: 72
$181.08 / $15.09 per unit
(minimum purchase of 12)
FoxFarm Bush Doctor Sledgehammer Nutrient Rinse - 1 Gal - OMRI Listed
In Stock: 72
$469.04 / $117.26 per unit
(minimum purchase of 4)
BioAg Bio-SuperSil 0-0-0 Soluble Silicon Supplement - 1 Gal
In Stock: 4
$341.52 / $85.38 per unit
(minimum purchase of 4)
FoxFarm Beastie Bloomz Fertilizer 0-50-30 - 2 lb
In Stock: 95
$97.99
FoxFarm Grow Big Fertilizer 6-4-4 - 1 Gal - Concentrate
In Stock: 85
$93.38 $112.99 -17%
FoxFarm Grow Big Fertilizer 6-4-4 - 32 Oz - Concentrate
In Stock: 420
$346.80 / $28.90 per unit
(minimum purchase of 12)
HDI Clonex Mist Root Promoter - 300 mL
In Stock: 34
$132.78 / $22.13 per unit
(minimum purchase of 6)
Nectar for the Gods Hades Down pH Down Supplement 0-1-0 - 2.5 Gal
In Stock: 24
$96.92 / $48.46 per unit
(minimum purchase of 2)
FoxFarm Bush Doctor Cal-Mag Supplement 1-0-0 - 1 Gal - OMRI Listed
In Stock: 39
$400.96 / $100.24 per unit
(minimum purchase of 4)
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 - 32 Oz - Concentrate
In Stock: 19
$38.77 $40.99 -5%
HDI Ionic PK Boost Plant Nutrient 0-5-6 - 32 Oz
In Stock: 32
$207.12 / $17.26 per unit
(minimum purchase of 12)
Show other 20 products
Filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $6316
Shop Owner
Brand
Show all (74)