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Nutrients & Supplements

Soil Amendments
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64
Roots Organics Extreme Serene, 1 gal
In Stock: 176
$96.82 $146.27 -34%
DaKine 420 Advanced Growers Kit | 6, 300g - OMRI Listed
In Stock: 39
$96.78 $398.99 -76%
DaKine 420 Bio Minerals | 10,000g
In Stock: 6
$96.78 $398.99 -76%
General Hydroponics Diamond Nectar 0-1-1 - 2.5gal
In Stock: 84
$96.19 $137.65 -30%
House & Garden Roots Excelurator, (silver bottle), 500 ml
In Stock: 337
$96.14 $145.66 -34%
Grow More Mendocino 0-37-37, 25 lbs
In Stock: 68
$96.12 $120.99 -21%
Big Time Enzyme, 2.5 gal
In Stock: 16
$95.82 $120.99 -21%
Emerald Harvest Cal-Mag | 2.5gal
In Stock: 13
$95.62 $130.00 -26%
Roots Organics Uprising Grow, 40 lbs
In Stock: 101
$95.52 $144.71 -34%
Down to Earth Seabird Guano 0-11-0 | 40lb - OMRI Listed
In Stock: 305
$95.28 $131.99 -28%
Grotek Cal-Max, 10 L
In Stock: 886
$94.35 $116.99 -19%
House & Garden Roots Excelurator Gold, 500 ml
In Stock: 967
$94.25 $142.80 -34%
Grow More Water Soluble 10-52-10, 25 lbs
In Stock: 82
$94.17 $118.99 -21%
Roots Organics Super Phos Rock, 55 lbs
In Stock: 19
$94.09 $142.55 -34%
House & Garden Hydro A, 60 L
In Stock: 5
$93.85 $363.99 -74%
Botanicare Cal-Mag Plus 2-0-0 | 2.5gal
In Stock: 347
$93.35 $137.10 -32%
Technaflora B.C. Boost, 10 L
In Stock: 20
$92.29 $126.99 -27%
Aptus Peakboost, 1 L
In Stock: 53
$92.28 $139.81 -34%
Aptus Finaleboost, 1 L
Out of stock
$92.28 $139.81 -34%
Humboldt Honey Organic ES, 2.5 gal
In Stock: 18
$91.98 $212.99 -57%
Mad Farmer Get Down, 1 gal, case of 4
In Stock: 22
$91.48 $125.99 -27%
Mad Farmer Get Up, 1 gal, case of 4
In Stock: 3
$91.48 $125.99 -27%
Nitryx SP Nitrogen Fixing Bacteria | 1lb - OMRI Listed
Out of stock
$91.19 $97.50 -6%
CYCO 5L Swell (2/CS) - (Case of 2)
In Stock: 4
$90.70 $134.15 -32%
Grow More Mendocino Flower & Bloom 6-30-30, 25 lbs
In Stock: 30
$89.92 $113.99 -21%
Microbe Life Hydroponics Terps Plus, 1 gal
In Stock: 94
$89.55 $111.99 -20%
MILLS BASIS A 20LTR
In Stock: 47
$89.10 $135.00 -34%
MILLS BASIS B 20LTR
In Stock: 26
$89.10 $135.00 -34%
House & Garden Top Shooter, 500 ml
In Stock: 1229
$89.06 $134.95 -34%
Down to Earth Blood Meal 12-0-0 | 50lb - OMRI Listed
In Stock: 147
$88.98 $176.99 -50%
Biomin Boron | 2.5gal - OMRI Listed
In Stock: 1
$88.85 $90.87 -2%
FoxFarm Grow Big Liquid Concentrate, 2.5 gal
In Stock: 168
$88.78 $241.57 -63%
Emerald Harvest Sturdy Stalk, 1 gal
In Stock: 15
$88.56 $122.00 -27%
Roots Organics Nitro Bat Guano, 44 lbs
In Stock: 43
$87.67 $132.83 -34%
Aptus MINERAL-CALMAG, 5 L
In Stock: 52
$87.52 $130.00 -33%
FoxFarm Tiger Bloom Liquid Concentrate, 2.5 gal
In Stock: 178
$87.45 $241.61 -64%
Plant Success King Crab, 32 oz
In Stock: 49
$87.29 $109.99 -21%
Grow More Sea Grow Flower and Bloom, 25 lbs
In Stock: 6
$87.05 $109.99 -21%
FoxFarm Bush Doctor Bemb Sweet & Dandy 0-1-3 | 1gal - Concentrate
In Stock: 21
$87.00 $104.99 -17%
Botanicare Hydroplex Bloom 0-10-6 - 1gal
In Stock: 37
$86.41 $123.31 -30%
Down to Earth Granular Root Growth Enhancer | 5lb - OMRI Listed - (Case of 5)
Out of stock
$86.22 $136.99 -37%
Nectar for The Gods Hades Down 0-1-0 | 2.5gal - (Case of 2)
In Stock: 20
$86.12 $145.99 -41%
Emerald Harvest Cal-Mag, 2.5 gal - (Case of 2)
Out of stock
$85.80 $130.00 -34%
Technaflora Pura Vida Bloom, 10 L
Out of stock
$85.77 $173.98 -51%
Rhizoflora Purpinator 0-2-4 - 1gal
In Stock: 75
$85.48
Grotek Vitamax Pro, 4 L
In Stock: 650
$85.07 $105.46 -19%
Grotek Pro-Silicate, 10 L
In Stock: 419
$85.06 $115.99 -27%
Grotek Heavy Bud Pro 1-0-3 | 10L - (Case of 2)
In Stock: 12
$84.88 $257.39 -67%
Roots Organics Terp Tea Microbe Charge | 9lb - (Case of 3)
In Stock: 4
$84.77 $96.99 -13%
SUPERthrive K-L-N Rooting Concentrate | 1gal - (Case of 4)
In Stock: 20
$84.63 $132.10 -36%
FoxFarm Bush Doctor 1-0-0 Cal-Mag Supplement | 1gal - 3% Calcium - 0.9% Magnesium - OMRI Listed - (Case of 4)
In Stock: 8
$84.52 $104.99 -19%
Age Old Grow, 2.5 gal
In Stock: 19
$84.51 $96.99 -13%
Age Old Bloom, 2.5 gal
In Stock: 4
$84.51 $96.99 -13%
Down to Earth Kelp Meal 1-0.1-2 | 20lb - OMRI Listed
In Stock: 99
$84.35 $121.99 -31%
Grow More Soluble 6-30-30 Standard, 25 lbs
In Stock: 111
$84.22 $105.99 -21%
House & Garden Top Booster, 5 L
In Stock: 158
$83.98 $115.67 -27%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 1gal - Concentrate - (Case of 4)
In Stock: 64
$83.44 $113.99 -27%
FoxFarm Grow Big Fertilizer 6-4-4 | 1gal - Concentrate
In Stock: 72
$83.33 $112.99 -26%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 2lb Jar
In Stock: 567
$83.01 $97.99 -15%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 2lb
In Stock: 217
$82.99 $97.99 -15%
Botanicare Silica Blast 0-0-0.5 - 2.5gal
In Stock: 69
$82.98 $122.37 -32%
Gaia Green Power Bloom, 20 kg
In Stock: 55
$82.86 $104.50 -21%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 2lb Jar
In Stock: 154
$82.83 $97.99 -15%
Mad Farmer Oxygenator, 6 gal
In Stock: 211
$82.75 $209.99 -61%
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