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Nutrients & Supplements

Soil Amendments
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Grotek Pro-Silicate, 4 L
In Stock: 967
$38.77 $46.99 -17%
Neptune's Harvest Fish Fertilizer 2-4-1 | 1gal - Concentrate - OMRI Listed - (Case of 4)
In Stock: 40
$38.62 $48.49 -20%
Botanicare Silica Blast 0-0-0.5 - 1gal
In Stock: 87
$38.52 $54.78 -30%
Biobizz Acti-Vera 1L CA & OR only
Out of stock
$38.30 $51.58 -26%
Biobizz Acti-Vera 1L
In Stock: 57
$38.30 $51.58 -26%
Roots Organics Oregonism XL Root Growth Enhancer | 1lb - (Case of 12)
In Stock: 17
$38.22 $54.99 -30%
Grotek Monster Bloom, 500 g
In Stock: 6211
$37.95 $45.99 -17%
Grotek Monster Grow Pro, 500 g
In Stock: 628
$37.95 $45.99 -17%
Great White Premium Mycorrhizae, 4 oz
In Stock: 344
$37.54 $44.99 -17%
Grotek Vitamax Pro 1-1-1 | 4L - (Case of 4)
In Stock: 108
$37.37 $85.79 -56%
FoxFarm Grow Big Liquid Concentrate, 2.5 gal
In Stock: 153
$37.27 $241.57 -85%
FoxFarm Tiger Bloom Liquid Concentrate, 2.5 gal
In Stock: 163
$37.12 $241.61 -85%
Down To Earth Vegetable Garden 4-4-4 | 25lb - OMRI Listed
In Stock: 194
$36.95 $49.99 -26%
Down to Earth All-Purpose Mix 4-6-2 | 25lb - OMRI Listed
In Stock: 361
$36.95 $49.99 -26%
HYGROZYME Horticultural Horticulture Enzyme Formula | 1L (0.26gal)
Out of stock
$36.91 $39.00 -5%
House & Garden Cocos A, 5 L
In Stock: 461
$36.75 $49.48 -26%
House & Garden Cocos B, 5 L
In Stock: 317
$36.75 $49.48 -26%
Plant Success Orca | 16oz
In Stock: 64
$36.71 $44.11 -17%
Orca Premium Liquid Mycorrhizae, 16 oz
In Stock: 58
$36.64 $43.99 -17%
SUPERthrive Root-Gel Rooting Gel | 8oz - (Case of 12)
Out of stock
$36.61 $51.99 -30%
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