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Nutrients & Supplements

Soil Amendments
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64
Snow Storm Ultra, 5 Gal
In stock
$436.76 $593.99 -26%
South Cascade Organics SLF-100 | 5gal - OMRI Listed
In stock
$434.86 $599.99 -28%
Aptus Ecozen, 5 L
In stock
$434.67 $673.91 -36%
Aptus Peakboost, 5 L
In stock
$425.38 $628.09 -32%
Big Foot Mycorrhizae Concentrate | 10lb
In stock
$422.00
Biobizz Top-Max, 20 L
In stock
$419.07 $649.72 -35%
BioBizz Top-Max 20L CA & OR only
In stock
$419.07 $649.72 -35%
Plant Success Great White Premium Mycorrhizae | 5lb
In stock
$417.33 $559.52 -25%
Roots Organics Extreme Serene, 5 gal
In stock
$409.88 $635.04 -35%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 2.5gal
In stock
$409.05 $713.59 -43%
Aptus Finaleboost, 5 L
In stock
$405.12 $628.09 -35%
Great White Premium Mycorrhizae, 5 lbs
In stock
$403.71 $559.99 -28%
Biobizz Acti-Vera 20L CA & OR only
In stock
$403.71 $625.90 -35%
Biobizz Acti-Vera 20L
In stock
$403.71 $625.90 -35%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 50 lbs
In stock
$401.91 $644.99 -38%
Emerald Harvest Cal-Mag | 15gal
In stock
$399.90 $442.86 -10%
Emerald Harvest Cal-Mag, 15 gal
Out of stock
$399.90 $442.86 -10%
House & Garden Multi Zen, 20 L
In stock
$392.80 $609.00 -36%
MILLS ULTIMATE PK 10 LTR
In stock
$390.22 $550.00 -29%
Xtreme Gardening Mykos | 50lb
In stock
$383.88 $490.64 -22%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 5gal - Concentrate
In stock
$382.51 $429.99 -11%
FoxFarm Cultivation Nation Micro, 15 gal
In stock
$376.13 $485.95 -23%
BioSafe TerraGrow, 10 lb
Out of stock
$369.92 $408.99 -10%
Biobizz Alg-A-Mic, 20 L
In stock
$364.22 $564.68 -35%
BioBizz Alg-a-Mic 20L CA & OR only
In stock
$364.22 $564.68 -35%
Dark Energy, 2.5 gal
In stock
$359.79 $461.99 -22%
Emerald Harvest Root Wizard, 2.5 gal - (Case of 2)
In stock
$358.96 $530.00 -32%
Emerald Harvest Root Wizard, 2.5 gal (FL, MN, NC, OK) - (Case of 2)
Out of stock
$358.96 $530.00 -32%
Emerald Harvest Root Wizard, 2.5 gal (OR)
Out of stock
$358.96 $530.00 -32%
MILLS C4 10 LTR
In stock
$354.75 $550.00 -36%
BioAG Ful-Humix | 50lb - OMRI Listed
Out of stock
$353.07 $430.66 -18%
FoxFarm Cultivation Nation Cal-Mag, 15 gal
Out of stock
$350.74 $568.52 -38%
BioBizz Root-Juice 10L
In stock
$348.58 $540.44 -36%
BioBizz Root-Juice 10L CA & OR only
In stock
$348.58 $540.44 -36%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 5gal - Concentrate
In stock
$346.29 $414.99 -17%
FoxFarm Grow Big Fertilizer 6-4-4 | 5gal - Concentrate
In stock
$345.95 $413.99 -16%
Remo VeloKelp, 20 L
In stock
$344.43 $533.99 -35%
Emerald Harvest Root Wizard | 2.5gal
Out of stock
$341.85 $530.00 -36%
Emerald Harvest Root Wizard | 2.5gal (FL, MN, NC, OK)
Out of stock
$341.85 $530.00 -36%
Emerald Harvest Root Wizard | 2.5gal (OR)
Out of stock
$341.85 $530.00 -36%
FoxFarm Cultivation Nation Bloom 0-5-4 | 15gal
In stock
$340.52 $439.95 -23%
Rhizoflora Purpinator 0-2-4 - 6gal
In stock
$335.27
HEAVY 16 Bud A, 15 gal
In stock
$331.84 $514.49 -36%
HEAVY 16 Bud B, 15 gal
In stock
$331.84 $514.49 -36%
HEAVY 16 Veg A, 15 gal
In stock
$331.84 $514.49 -36%
HEAVY 16 Veg B, 15 gal
In stock
$331.84 $514.49 -36%
HYCLEAN Line & Equipment Cleaner for Irrigation Systems | 20L (5.28gal) - Non-Toxic
In stock
$330.16 $389.24 -15%
Roots Organics Terp Tea Microbe Charge 40lb
In stock
$328.50 $424.42 -23%
Grow Big Hydro Liquid Concentrate, 5 gal
Out of stock
$326.23 $425.83 -23%
HEAVY 16 Prime, 2.5 gal
In stock
$325.07 $503.99 -36%
Primordial Solutions True Blooms, 32 oz, 6-pack (OR ONLY)
In stock
$324.05 $441.99 -27%
Humboldt Nutrients Big Up Powder, 10 lbs
In stock
$322.90 $500.99 -36%
FoxFarm Cultivation Nation Flower, 50 lb
In stock
$322.72 $416.95 -23%
CYCO Platinum Series Zyme 0.01-0.3-0.2 - 20L
In stock
$322.50 $546.17 -41%
Dip N Grow Rooting Hormone | 1gal
In stock
$322.50 $337.50 -4%
MILLS START 10 LTR
In stock
$312.18 $440.00 -29%
CYCO 20L B1 Boost (32/PL)
In stock
$309.59 $532.94 -42%
Cutting Edge Solutions Micro, 15 gal
In stock
$308.76 $464.99 -34%
Xtreme Gardening Azos Root Booster | 8lb
In stock
$307.48 $393.00 -22%
FoxFarm Tiger Bloom Liquid Concentrate, 5 gal
In stock
$301.46 $411.95 -27%
Aptus Liquid Base, 5 L
In stock
$301.32 $458.00 -34%
FoxFarm Grow Big Liquid Concentrate, 5 gal
In stock
$300.61 $411.95 -27%
Emerald Harvest Micro | 15gal
Out of stock
$300.57 $332.86 -10%
Emerald Harvest Micro, 15 gal
Out of stock
$300.57 $332.86 -10%
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