0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
32
Down to Earth Liquid Calcium 5% | 1gal - OMRI Listed - Makes 128 Gallons - (Case of 4)
In Stock: 20
$49.06 $69.29 -29%
Dyna-Gro Pro-TeKt, 1 gal
In Stock: 105
$48.80 $61.19 -20%
Optic Foliar Transport, 500 ml
In Stock: 81
$48.74 $72.99 -33%
Xtreme Azos Beneficial Bacteria, 12 oz (340 g)
In Stock: 201
$48.45 $65.99 -27%
Down to Earth Fish Powder 12-1-1 | 5lb - (Case of 5)
In Stock: 185
$48.37 $67.39 -28%
Sustane 4-6-4 All-Purpose Fertilizer | 50lb - OMRI Listed
In Stock: 296
$48.28
Technaflora MagiCal, 4 L
In Stock: 22
$48.25 $74.99 -36%
Roots Organics Elemental, 9 lbs
In Stock: 108
$48.11 $71.27 -32%
House & Garden Nitrogen Boost, 60 L
In Stock: 25
$48.07 $2,992.50 -98%
Down To Earth Tree & Shrub 4-2-4 | 25lb (40/PL)
Out of stock
$48.05 $63.99 -25%
HEAVY 16 Prime, 32 oz
In Stock: 120
$47.83 $70.87 -33%
CYCO 5L Uptake (2/CS) - (Case of 2)
In Stock: 14
$47.70 $66.11 -28%
Emerald Harvest Root Wizard | 32oz (OR)
In Stock: 31
$47.68 $96.00 -50%
CYCO Platinum Series Silica 0-0-3 - 5L
In Stock: 64
$47.60 $69.89 -32%
Emerald Harvest Cal-Mag, 1 gal
In Stock: 59
$47.25 $70.00 -33%
Grow More Mendocino Avalanche, 1 gal
In Stock: 84
$47.25 $69.99 -32%
Maxicrop Soluble Seaweed Powder 0-0-17 | 27oz - OMRI Listed - (Case of 6)
In Stock: 42
$46.93 $56.99 -18%
House & Garden Algen Extract, 500 ml
In Stock: 1066
$46.93 $63.19 -26%
BioAG Ful-Humix | 2.2lb - OMRI Listed - (Case of 4)
Out of stock
$46.56 $57.42 -19%
Xtreme Gardening Azos Root Booster | 12oz - (Case of 6)
In Stock: 135
$46.51 $53.77 -14%
Grotek Rype 3-0-0 | 4L - (Case of 4)
In Stock: 52
$46.44 $119.79 -61%
Big Foot Mycorrhizae Granular | 2lb
In Stock: 126
$46.35
Mad Farmer Mother Of All Bloom, 1 kg
In Stock: 178
$46.26 $91.02 -49%
Biobizz Top-Max, 1 L
In Stock: 89
$46.18 $62.20 -26%
BioBizz Top-Max 1L CA & OR only
In Stock: 49
$46.18 $62.20 -26%
BioBizz Root-Juice 1L
In Stock: 79
$46.13 $68.34 -32%
BioBizz Root-Juice 1L CA & OR only
In Stock: 29
$46.13 $68.34 -32%
HEAVY 16 Fire, 16 oz
In Stock: 1499
$46.06 $68.24 -33%
HEAVY 16 Fire, 16 oz (OR Only)
In Stock: 642
$46.06 $68.24 -33%
HEAVY 16 Roots, 16 oz
In Stock: 1301
$46.06 $68.24 -33%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 1gal - The Silicon Solution - (Case of 4)
In Stock: 52
$46.04 $67.63 -32%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 1lb Jar
In Stock: 77
$45.91 $52.99 -13%
Show other 32 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $0
  • $43740
Shop Owner
Brand
    Show all (87)