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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
10 months 3 days
Grand Rapids, US
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Nutrients & Supplements

Xtreme Gardening Mykos Natural Root Enhancer | 24pc - 100g - Pouch
In Stock: 51
$153.45 $177.40 -14%
Sustane 4-6-4 All-Purpose Fertilizer | 50lb - OMRI Listed
In Stock: 259
$70.25 $78.36 -10%
True Organic All-Purpose Plant Food 5-4-5 | 4.5lb - Shaker Jug - Covers up to 100sq ft - OMRI Listed - (Case of 6)
In Stock: 78
$29.88 / $4.98 per unit
(minimum purchase of 6)
Down to Earth Feather Meal 12-0-0 | 4lb - OMRI Listed - (Case of 6)
In Stock: 1037
$77.82 / $12.97 per unit
(minimum purchase of 6)
FoxFarm Happy Frog Fruit & Flower 4-9-3 | 4lb - OMRI Listed
In Stock: 2686
$142.32 / $11.86 per unit
(minimum purchase of 12)
SUPERthrive Bloom Plant Nutrients 3-12-6 | 8oz - (Case of 12)
In Stock: 8928
$88.44 / $7.37 per unit
(minimum purchase of 12)
True Organic Berry Food 5-4-4 | 4lb - Resealable Bag - Use Monthly - Covers up to 58sq ft - OMRI Listed - (Case of 6)
In Stock: 288
$59.34 / $9.89 per unit
(minimum purchase of 6)
Down to Earth Calcium 96 | 1lb - OMRI Listed - (Case of 6)
In Stock: 105
$41.94 / $6.99 per unit
(minimum purchase of 6)
Xtreme Gardening Azos Red Liquid | 200mL - (Case of 8)
In Stock: 8
$1,632.16 / $204.02 per unit
(minimum purchase of 8)
SUPERthrive Grow Liquid Plant Food 7-9-5 | 1gal - (Case of 4)
In Stock: 20
$229.48 / $57.37 per unit
(minimum purchase of 4)
Big Foot Ecto-Mycorrhizae | 2oz
In Stock: 542
$3,996.00 / $199.80 per unit
(minimum purchase of 20)
Sustane 8-2-4 All Natural Fertilizer | 50lb - OMRI Listed
In Stock: 218
$96.47 $107.60 -10%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 32oz - (Case of 12)
In Stock: 266
$225.84 / $18.82 per unit
(minimum purchase of 12)
Xtreme Gardening Azos Root Booster | 2oz - (Case of 12)
In Stock: 36
$211.56 / $17.63 per unit
(minimum purchase of 12)
Down to Earth Feather Meal 12-0-0 | 20lb - OMRI Listed
In Stock: 82
$41.72 $69.99 -40%
Botanicare Clearex Rinsing Solution - 1gal
In Stock: 92
$20.80 $46.58 -55%
Sustane 4-6-4 Flower & Vegetable Plant Food | 20lb - OMRI Listed
In Stock: 71
$22.40 $26.99 -17%
Down to Earth Bat Guano 7-3-1 | 2lb - OMRI Listed - (Case of 6)
In Stock: 1254
$69.72 / $11.62 per unit
(minimum purchase of 6)
Xtreme Gardening Mykos | 50lb
In Stock: 37
$399.76 $490.64 -19%
Maxicrop Soluble Seaweed Powder 0-0-17 | 27oz - OMRI Listed - (Case of 6)
In Stock: 30
$311.46 / $51.91 per unit
(minimum purchase of 6)
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