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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
1 year
Grand Rapids, US
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Nutrients & Supplements

Down To Earth Citrus Mix 6-3-3 Organic Fertilizer - 1 lb - OMRI Listed
In Stock: 468
$49.08 / $4.09 per unit
(minimum purchase of 12)
Botanicare Rhizo Blast 1.15-0.5-1.15 | 1000mL
In Stock: 3
$85.79 $138.57 -38%
Down To Earth Fruit Tree 6-2-4 Organic Fertilizer - 25 lb - OMRI Listed
In Stock: 313
$39.17 $51.39 -24%
Down To Earth Vegetable Garden 4-4-4 Organic Fertilizer - 25 lb - OMRI Listed
In Stock: 236
$39.19 $51.39 -24%
Big Foot Mycorrhizae Gold + Beneficial Bacteria Root Inoculant - 32 Oz
In Stock: 64
$140.29 $217.19 -35%
Botanicare Pure Blend Tea Compost Tea Supplement 0.5-0.5-1 - 55 Gal
In Stock: 4
$948.87 $1,900.57 -50%
Botanicare Vitamino 1-0-0 - 2.5gal
In Stock: 3
$101.65 $193.09 -47%
Down To Earth Liquid Calcium 5% Organic Fertilizer - 32 Oz - OMRI Listed
In Stock: 30
$124.40 / $12.44 per unit
(minimum purchase of 10)
Botanicare Pure Blend Pro Bloom Base Nutrient 2-3-5 - 32 Oz
In Stock: 50
$22.56 $33.16 -32%
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 55gal
In Stock: 8
$1,515.67 $3,035.85 -50%
Botanicare Silica Blast Plant Supplement 0-0-0.5 - 1 Gal
In Stock: 27
$39.13 $57.52 -32%
Down To Earth Bat Guano 7-3-1 Organic Fertilizer - 0.25 lb - OMRI Listed
In Stock: 156
$46.68 / $3.89 per unit
(minimum purchase of 12)
Xtreme Gardening Mykos Granular Mycorrhizal Inoculant - 1 Lb
Out of stock
$211.68 / $17.64 per unit
(minimum purchase of 12)
True Organic All-Purpose Plant Food 5-4-5 - 8 lb
In Stock: 122
$55.04 / $13.76 per unit
(minimum purchase of 4)
Xtreme Gardening Mykos Granular Mycorrhizal Inoculant - 2.2 Lb
Out of stock
$162.60 / $27.10 per unit
(minimum purchase of 6)
Botanicare Pure Blend Tea 0.5-0.5-1 - 1gal
In Stock: 12
$33.56 $49.42 -32%
Nectar for the Gods Medusa's Magic Soil Nutrient 2-5-2 - 2.5 Gal
Out of stock
$160.36 / $80.18 per unit
(minimum purchase of 2)
Botanicare Pure Blend Pro Bloom Base Nutrient 2-3-5 - 1 Gal
In Stock: 43
$54.75 $80.54 -32%
Down To Earth Seabird Guano 0-11-0 Organic Fertilizer - 20 lb - OMRI Listed
In Stock: 177
$42.24 $99.99 -58%
Down To Earth Citrus Mix 6-3-3 Organic Fertilizer - 50 lb - OMRI Listed
Out of stock
$74.42 $97.99 -24%
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