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Nutrients & Supplements

Soil Amendments
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64
Grotek Vital 5% Calcium | 1L - (Case of 6)
In stock
$13.96 $37.97 -63%
Emerald Harvest Micro, 1 qt
In stock
$13.84 $18.00 -23%
General Hydroponics FloraNova Grow 7-4-10 - 16oz
In stock
$13.80 $21.86 -37%
General Hydroponics FloraNova Bloom 4-8-7 - 16oz
In stock
$13.80 $21.86 -37%
Growth Science Organics Root Magic, 1 qt
In stock
$13.77 $44.99 -69%
Cultivation Nation Bloom 1 qt
Out of stock
$13.77 $18.79 -27%
Cultivation Nation Grow 1 qt
Out of stock
$13.77 $18.79 -27%
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 16oz - Concentrate
In stock
$13.71 $20.99 -35%
Down to Earth Langbeinite 0-0-22 | 5lb - OMRI Listed - (Case of 6)
In stock
$13.67 $19.59 -30%
Grotek Rype 3-0-0 | 1L - (Case of 6)
In stock
$13.66 $37.15 -63%
MICROBE Life Hydroponics Foliar Spray & Root Dip | 16oz - (Case of 12)
In stock
$13.64 $26.99 -49%
General Hydroponics MaxiBloom 5-15-14 - 2.2lb
In stock
$13.54 $21.51 -37%
General Hydroponics MaxiGro 10-5-14 - 2.2lb
In stock
$13.54 $21.51 -37%
HDI MotherPlant Nutrients Part A | 32oz
In stock
$13.50 $17.78 -24%
HDI MotherPlant Nutrients Part B | 32oz
In stock
$13.50 $17.78 -24%
Down to Earth Alfalfa Meal 2.5-0.5-2.5 | 4lb - OMRI Listed
In stock
$13.49
Save 16%
Great White Premium Mycorrhizae, 1 oz
In stock
$13.44 $15.99 -16%
BushDoctor Kelp Me Kelp You Pt (12/cs)
Out of stock
$13.40 $20.90 -36%
Cultivation Nation Cal-Mag Quart
Out of stock
$13.36 $20.10 -34%
Down to Earth Blood Meal 12-0-0 | 4lb - OMRI Listed - (Case of 6)
In stock
$13.35 $23.49 -43%
Save 11%
Gaia Green Super Fly, 750 g Pouch
In stock
$13.34 $14.99 -11%
General Hydroponics FloraMicro 5-0-1 - 32oz
In stock
$13.32 $21.13 -37%
House & Garden Multi Zen, 250 ml
In stock
$13.31 $18.89 -30%
Nectar for The Gods Gaia Mania Supplement 1-5-1 | 32oz
Out of stock
$13.29 $17.99 -26%
Nectar for The Gods Persephone's Palate | 32oz
In stock
$13.29 $17.99 -26%
Plant Success Organics Granular 3-1-2 | 1lb - Granules - (Case of 12)
In stock
$13.27 $17.92 -26%
Medusa's Magic, 1 qt
In stock
$13.27 $17.49 -24%
Mega Morpheus, 1 qt
In stock
$13.27 $17.49 -24%
Pegasus Potion, 1 qt
In stock
$13.27 $17.49 -24%
The Kraken, 1 qt
Out of stock
$13.27 $17.49 -24%
Down to Earth Kelp Meal 1-0.1-2 | 5lb - OMRI Listed
Out of stock
$13.20 $37.49 -65%
SUPERthrive Pure Neem Oil Organic Leaf Polish | 8oz - (Case of 12)
In stock
$13.18 $20.76 -37%
Grotek Final Flush | 4L - Regular - (Case of 4)
In stock
$13.12 $46.29 -72%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 16oz - Concentrate
In stock
$13.11 $19.99 -34%
Save 18%
Roots Organics Uprising Bloom | 3lb - (Case of 3)
Out of stock
$13.08 $15.99 -18%
Save 18%
Roots Organics Uprising Foundation | 3lb - (Case of 3)
In stock
$13.08 $15.99 -18%
Save 18%
Roots Organics Uprising Grow | 3lb - (Case of 3)
In stock
$13.08 $15.99 -18%
Key Grow Solutions Blue Butterfly 6-4-5 | 1gal - (Case of 4)
In stock
$13.07 $69.99 -81%
Emerald Harvest Cali Pro Bloom A, 1 qt
In stock
$13.06 $17.00 -23%
Emerald Harvest Cali Pro Bloom B, 1 qt
In stock
$13.06 $17.00 -23%
Emerald Harvest Cali Pro Grow A, 1 qt
In stock
$13.06 $17.00 -23%
Emerald Harvest Cali Pro Grow B, 1 qt
In stock
$13.06 $17.00 -23%
Down to Earth Soluble Root Zone | 4oz - OMRI Listed - (Case of 12)
In stock
$12.99 $25.99 -50%
Save 15%
Grotek Final Flush Blueberry, 1 L
In stock
$12.97 $15.19 -15%
DaKine 420 Nitro Nutrients Bloom | 1,000g - (Case of 4)
In stock
$12.94 $54.99 -76%
DaKine 420 CalMag | 1,000g - (Case of 4)
In stock
$12.94 $54.99 -76%
DaKine 420 Foliar Science | 1,000g - (Case of 4)
In stock
$12.94 $54.99 -76%
DaKine 420 Nitro Nutrients Grow | 1,000g - (Case of 4)
In stock
$12.94 $54.99 -76%
Save 16%
HYCLEAN Line & Equipment Cleaner for Irrigation Systems | 500mL(16.9oz) - Non-Toxic
In stock
$12.93 $15.36 -16%
Save 8%
Gaia Green Basalt Rock Dust, 2 kg U.S. (NA02) Pouch
In stock
$12.92 $13.99 -8%
FoxFarm Bush Doctor Sledgehammer | 16oz -OMRI Listed
In stock
$12.80 $19.99 -36%
FoxFarm Bush Doctor Bemb Sweet & Dandy 0-1-3 | 16oz - Concentrate
In stock
$12.70 $22.99 -45%
FoxFarm Cultivation Nation Micro, 1 pt
In stock
$12.68 $17.50 -28%
Save 11%
SUPERthrive Vitamin Solution 4-1-1 Plant Food | 32oz - Concentrate - (Case of 8)
In stock
$12.65 $14.29 -11%
FoxFarm Big Bloom Liquid Concentrate, 1 pt
In stock
$12.60 $16.40 -23%
Olympus Up, 1 qt
In stock
$12.44 $16.49 -25%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 16oz
In stock
$12.42 $18.99 -35%
Save 17%
SUPERthrive Vitamin Solution 0.5-0-0 | 4oz
In stock
$12.30 $14.89 -17%
Down to Earth Neem Seed Meal 6-1-2 | 5lb - OMRI Listed - (Case of 6)
In stock
$12.26 $25.49 -52%
FoxFarm Happy Frog All-Purpose Fertilizer, 4 lb bag
In stock
$12.26 $17.42 -30%
FoxFarm Happy Frog Fruit & Flower Fertilizer, 4 lb bag
In stock
$12.26 $17.42 -30%
FoxFarm Happy Frog Japanese Maple Fertilizer, 4 lb bag
In stock
$12.26 $17.42 -30%
Save 18%
Roots Organics Nitro Bat Guano | 3lb - (Case of 3)
In stock
$12.25 $14.99 -18%
FoxFarm Happy Frog Cavern Culture Fertilizer 1-12-0 | 4lb - OMRI Listed - (Case of 12)
In stock
$12.22 $19.99 -39%
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