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Nutrients & Supplements

Soil Amendments
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64
Grow More Sea Grow Flower and Bloom, 25 lbs
In stock
$84.42 $109.99 -23%
Nectar for The Gods Hades Down 0-1-0 | 2.5gal - (Case of 2)
In stock
$83.51 $145.99 -43%
Emerald Harvest Cal-Mag | 2.5gal
In stock
$83.20 $130.00 -36%
Emerald Harvest Cal-Mag, 2.5 gal - (Case of 2)
In stock
$83.20 $130.00 -36%
Growth Science Organics Humic Tonic, 2.5 gal
In stock
$83.20 $129.99 -36%
Grotek Cal-Max, 10 L
In stock
$83.19 $116.99 -29%
Grotek Pro-Silicate, 10 L
In stock
$82.48 $115.99 -29%
Optic Foliar REV, 1 L
In stock
$82.32 $116.99 -30%
Optic Foliar Transport, 1 L
In stock
$82.32 $116.99 -30%
Optic Foliar Watts, 1 L
In stock
$82.32 $116.99 -30%
Grotek Heavy Bud Pro 1-0-3 | 10L - (Case of 2)
In stock
$82.30 $257.39 -68%
Save 16%
Age Old Grow, 2.5 gal
In stock
$81.95 $96.99 -16%
Save 16%
Age Old Grow, 2.5 gal (OR)
In stock
$81.95 $96.99 -16%
Save 16%
Age Old Bloom, 2.5 gal
In stock
$81.95 $96.99 -16%
Down to Earth Soluble Root Growth Enhancer | 5lb - OMRI Listed - (Case of 5)
In stock
$81.66 $241.29 -66%
Grow More Soluble 6-30-30 Standard, 25 lbs
In stock
$81.66 $105.99 -23%
House & Garden Top Booster, 5 L
In stock
$81.43 $115.67 -30%
Gaia Mania, 2.5 gal
In stock
$81.36 $115.99 -30%
Save 17%
Roots Organics Terp Tea Microbe Charge | 9lb - (Case of 3)
In stock
$80.70 $96.99 -17%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 1gal
In stock
$80.61 $127.99 -37%
SUPERthrive K-L-N Rooting Concentrate | 1gal - (Case of 4)
Out of stock
$80.56 $132.10 -39%
Nectar for The Gods Poseidonzime Foliar Spray 0-0-0.5 | 2.5gal
In stock
$80.42 $139.99 -43%
Gaia Green Power Bloom, 20 kg
In stock
$80.35 $104.50 -23%
House & Garden Soil A, 20 L
In stock
$79.35 $123.99 -36%
House & Garden Soil B, 20 L
In stock
$79.35 $123.99 -36%
Save 17%
General Hydroponics FloraPro Late Bloom 0-24-26 - 25lb
In stock
$79.27 $95.91 -17%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 1gal - Concentrate
In stock
$79.01 $125.99 -37%
Microbe Life Hydroponics Terps Plus, 1 gal
In stock
$78.94 $111.99 -30%
Down to Earth Kelp Meal 1-0.1-2 | 20lb - OMRI Listed
In stock
$78.81 $137.49 -43%
Save 16%
Coco-Wet Organic Wetting Agent, 1 gal
In stock
$78.55 $92.99 -16%
Grotek Monster Grow Pro 18-36-1 | 2.5kg
In stock
$78.45 $244.99 -68%
FoxFarm Grow Big Hydro Liquid Concentrate, 1 gal
In stock
$78.40 $117.46 -33%
FoxFarm Bush Doctor Sledge Hammer, 1 gal
In stock
$78.40 $117.46 -33%
Botanicare Hydroplex Bloom 0-10-6 - 1gal
In stock
$78.30 $123.31 -37%
House & Garden Amino Treatment, 500 ml
In stock
$78.14 $122.09 -36%
Nectar for The Gods Gaia Mania Supplement 1-5-1 | 2.5gal - (Case of 2)
In stock
$78.12 $107.99 -28%
Emerald Harvest Sturdy Stalk | 1gal
In stock
$78.08 $122.00 -36%
Emerald Harvest Sturdy Stalk, 1 gal
In stock
$78.08 $122.00 -36%
Roots Organics Terp Tea Microbe Charge, 9 lb
In stock
$77.95 $101.51 -23%
Roots Organics Terp Tea Microbe Charge 9lb
In stock
$77.95 $101.51 -23%
House & Garden Aqua Flakes A, 20 L
In stock
$77.80 $121.99 -36%
House & Garden Aqua Flakes B, 20 L
In stock
$77.80 $121.99 -36%
House & Garden Cocos A, 20 L
In stock
$77.80 $121.99 -36%
House & Garden Cocos B, 20 L
In stock
$77.80 $121.99 -36%
Cutting Edge Solutions Plant Amp, 1 gal
In stock
$77.56 $103.99 -25%
Cutting Edge Solutions Uncle John's Blend, 1 gal
In stock
$77.56 $103.99 -25%
Cutting Edge Solutions Uncle John's Blend, 1 gal (OREGON ONLY)
In stock
$77.56 $103.99 -25%
Save 16%
Roots Organics Terp Tea Bloom Booster, 9 lb
In stock
$77.54 $91.79 -16%
Save 16%
Roots Organics Terp Tea Bloom Booster 9lb
In stock
$77.54 $91.79 -16%
Plant Success Organics Granular 3-1-2 | 5lb - Granules
In stock
$77.48 $104.67 -26%
Botanicare Silica Blast 0-0-0.5 - 2.5gal
In stock
$77.36 $122.37 -37%
Down to Earth Bat Guano 7-3-1 | 25lb - OMRI Listed
In stock
$76.53 $107.99 -29%
Cutting Edge Solutions Mag-Amped, 1 gal
In stock
$76.15 $103.99 -27%
Microbe Life Plus-C, 1 gal (CA)
In stock
$76.04 $95.99 -21%
Microbe Life Photosynthesis Plus-O, 1 gal (OR)
In stock
$76.04 $95.99 -21%
Save 16%
Royal Gold Crown Jewels Bloom 1-4-2, 20 lb
Out of stock
$76.02 $89.99 -16%
Save 16%
Royal Gold Crown Jewels Grow 3-2-2, 20 lb
Out of stock
$76.02 $89.99 -16%
Microbe Life Photosynthesis Plus, 1 gal
In stock
$75.76 $97.99 -23%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 2.5gal - (Case of 2)
In stock
$75.67 $99.65 -24%
House & Garden Algen Extract, 1 L
In stock
$75.40 $117.81 -36%
Grotek Vitamax Pro 1-1-1 | 10L - (Case of 2)
In stock
$75.29 $170.39 -56%
Roots Organics Phos Rock, 55 lb
Out of stock
$75.28 $118.80 -37%
Mad Farmer Cal+Mag, 2.5 gal
In stock
$75.14 $117.08 -36%
Grotek Vitamax Pro, 4 L
In stock
$75.00 $105.46 -29%
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