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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

FoxFarm Happy Frog Bone Meal Fertilizer 3-12-0 - 4 lb - OMRI Listed
In Stock: 420
$153.24 / $12.77 per unit
(minimum purchase of 12)
Down To Earth Starter Mix 3-3-3 Organic Fertilizer - 1 lb - OMRI Listed
In Stock: 108
$46.20 / $3.85 per unit
(minimum purchase of 12)
Xtreme Gardening Mykos Granular Mycorrhizal Inoculant - 100 g - 60-Count Display
In Stock: 44
$184.12 $225.98 -19%
Down To Earth Bat Guano 7-3-1 Organic Fertilizer - 0.25 lb - OMRI Listed
In Stock: 516
$43.80 / $3.65 per unit
(minimum purchase of 12)
Down To Earth Citrus Mix 6-3-3 Organic Fertilizer - 50 lb - OMRI Listed
In Stock: 54
$71.80 $97.99 -27%
Neptune's Harvest Fish Fertilizer 2-4-1 - 36 Oz Concentrate - OMRI Listed
In Stock: 292
$194.88 / $16.24 per unit
(minimum purchase of 12)
Down To Earth Fruit Tree 6-2-4 Fertilizer - 15 lb (3 x 5 lb Bags)
In Stock: 175
$31.03 $42.19 -26%
True Organic Tomato & Vegetable Food 4-5-6 - 12 lb
In Stock: 524
$17.97 $23.99 -25%
Botanicare Hydroplex Bloom Enhancer 0-10-6 - 1 Gal
In Stock: 35
$85.10 $131.94 -36%
True Organic All-Purpose Plant Food 5-4-5 - 4 lb
In Stock: 777
$59.34 / $9.89 per unit
(minimum purchase of 6)
HDI Clonex Clone Solution - 20 mL Packet
In Stock: 346
$25.02 / $1.39 per unit
(minimum purchase of 18)
Botanicare Silica Blast 0-0-0.5 - 2.5gal
In Stock: 14
$81.72 $127.26 -36%
Nectar for the Gods Medusa's Magic Soil Nutrient 2-5-2 - 2.5 Gal
Out of stock
$156.62 / $78.31 per unit
(minimum purchase of 2)
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 - 36 Oz Concentrate - OMRI Listed
In Stock: 95
$238.80 / $19.90 per unit
(minimum purchase of 12)
Botanicare Pure Blend Tea Compost Tea Supplement 0.5-0.5-1 - 5 Gal
In Stock: 146
$85.50 $192.58 -56%
Down To Earth Gypsum Organic Soil Amendment - 1 lb - OMRI Listed
In Stock: 74
$34.80 / $5.80 per unit
(minimum purchase of 6)
Botanicare Pure Blend Tea Compost Tea Supplement 0.5-0.5-1 - 2.5 Gal
In Stock: 20
$70.15 $109.04 -36%
Down To Earth Blood Meal 12-0-0 Organic Fertilizer - 4 lb - OMRI Listed
In Stock: 456
$93.00 / $15.50 per unit
(minimum purchase of 6)
Botanicare Cal-Mag Plus Calcium Magnesium Supplement 2-0-0 - 32 Oz
In Stock: 12
$16.56 $25.82 -36%
Down To Earth AZOMITE Slow Release Powder Trace Minerals 0-0-0.2 - 5 lb - OMRI Listed
In Stock: 624
$54.54 / $9.09 per unit
(minimum purchase of 6)
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