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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

Down To Earth Rose & Flower Mix 4-8-4 | 1lb - (Case of 12)
In Stock: 1308
$46.20 / $3.85 per unit
(minimum purchase of 12)
Down to Earth Citrus Mix 6-3-3 | 50lb - OMRI Listed
In Stock: 93
$71.80 $97.99 -27%
Xtreme Gardening Mykos | 20lb - (Case of 2)
In Stock: 14
$352.10 / $176.05 per unit
(minimum purchase of 2)
Down to Earth Seabird Guano 0-11-0 | 5lb - OMRI Listed - (Case of 6)
In Stock: 919
$104.70 / $17.45 per unit
(minimum purchase of 6)
Great White Granular 1 Mycorrhizal | 2.2lb - OMRI Listed
In Stock: 98
$325.68 / $27.14 per unit
(minimum purchase of 12)
Down to Earth Bone Meal 3-15-0 | 25lb - OMRI Listed
In Stock: 116
$41.72 $58.29 -28%
Coop Poop All-Purpose Garden Food by Healthy Grow | 25lb - OMRI Listed
In Stock: 28
$19.10 $23.49 -19%
Great White Granular 1 Mycorrhizal | 20lb - OMRI Listed
In Stock: 9
$186.45 $225.34 -17%
Olivia's Cloning Solution | 1gal - (Case of 4)
In Stock: 4
$61.76 / $15.44 per unit
(minimum purchase of 4)
Botanicare Cal-Mag Plus 2-0-0 | 32oz
In Stock: 2042
$16.56 $25.82 -36%
Plant Success Orca | 16oz
In Stock: 74
$35.35 $44.11 -20%
Down to Earth Alfalfa Meal 2.5-0.5-2.5 | 4lb - OMRI Listed
In Stock: 864
$80.94 / $13.49 per unit
(minimum purchase of 6)
FoxFarm Cultivation Nation Cal-Mag | 32oz
In Stock: 360
$186.24 / $15.52 per unit
(minimum purchase of 12)
FoxFarm Happy Frog All-Purpose Fertilizer 6-4-5 | 4lb - OMRI Listed - (Case of 12)
In Stock: 2499
$142.32 / $11.86 per unit
(minimum purchase of 12)
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 16oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 3360
$147.12 / $12.26 per unit
(minimum purchase of 12)
Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)
In Stock: 36
$81.42 / $13.57 per unit
(minimum purchase of 6)
Xtreme Gardening Mykos WP | 15lb - Wettable Powder - (Case of 2)
In Stock: 8
$624.84 / $312.42 per unit
(minimum purchase of 2)
Neptune's Harvest Seaweed Plant Food 0-0-1 | 32oz - Concentrate - Makes 32gal - OMRI Listed - (Case of 12)
In Stock: 168
$204.84 / $17.07 per unit
(minimum purchase of 12)
Down to Earth Acid Mix 4-3-6 | 25lb - For Acid Soil Loving Plants
In Stock: 922
$39.77 $52.99 -25%
Down to Earth Bat Guano 7-3-1 | 10lb - OMRI Listed
In Stock: 113
$33.96 $49.99 -32%
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