0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
128
Biobizz CAL-MAG 5L
In stock
$74.91 $116.14 -36%
HEAVY 16 Fire, 32 oz
In stock
$74.83 $116.02 -36%
HEAVY 16 Fire, 32 oz (OR Only)
In stock
$74.83 $116.02 -36%
HEAVY 16 Roots, 32 oz
In stock
$74.83 $116.02 -36%
Growth Science Nutrients Strength, 2.5 gal
In stock
$74.82 $115.99 -35%
Gaia Green All Purpose, 20 kg
In stock
$74.78 $102.29 -27%
Gaia Mania, 2.5 gal
In stock
$74.54 $115.99 -36%
Nectar for the Gods Persephone's Palate, 2.5 gal
In stock
$74.54 $115.99 -36%
Down to Earth Liquid Calcium 5% | 2.5gal - OMRI Listed - (Case of 2)
In stock
$74.46 $145.99 -49%
Down to Earth Bio-Fish 7-7-2 | 50lb - OMRI Listed
In stock
$74.36 $103.99 -28%
Down to Earth Seabird Guano 0-11-0 | 20lb - OMRI Listed
In stock
$74.24 $99.99 -26%
General Hydroponics FloraNova Grow 7-4-10 - 1gal
In stock
$73.67 $115.43 -36%
General Hydroponics FloraNova Bloom 4-8-7 - 1gal
In stock
$73.67 $115.43 -36%
Athena's Aminas, 2.5 gal
In stock
$73.56 $103.99 -29%
Medusa's Magic, 2.5 gal
Out of stock
$73.56 $103.99 -29%
The Kraken, 2.5 gal
Out of stock
$73.56 $103.99 -29%
SugarDaddy, 4 L
In stock
$73.49 $103.99 -29%
CYCO 20L Bloom B (32/PL)
In stock
$73.39 $113.36 -35%
Grow More Sea Grow All Purpose, 25 lb
In stock
$73.01 $93.99 -22%
Down to Earth Neem Seed Meal 6-1-2 | 40lb - OMRI Listed
In stock
$72.79 $151.49 -52%
BioAg Ful-Power | 2.5 gal
In stock
$72.14 $100.99 -29%
Optic Foliar Switch, 4 L
In stock
$72.11 $101.99 -29%
Grotek Gro-Silic, 1 L
In stock
$71.98 $92.99 -23%
Coco-Wet Organic Wetting Agent, 1 gal
In stock
$71.97 $92.99 -23%
BioBizz Bio-Heaven | 1 L
In stock
$71.92 $111.50 -35%
HDI MotherPlant Nutrients Part A | 2.5gal - (Case of 2)
In stock
$71.45 $93.36 -23%
HDI MotherPlant Nutrients Part B | 2.5gal - (Case of 2)
In stock
$71.45 $93.36 -23%
Crystal Burst, 1 gal
In stock
$71.41 $87.99 -19%
SUPERthrive Vitamin Solution 0.5-0-0 | 32oz
In stock
$71.30 $79.99 -11%
General Hydroponics FloraMicro 5-0-1 - 2.5gal
In stock
$71.16 $111.45 -36%
Roots Organics Terp Tea Bloom Booster 9lb
In stock
$71.04 $91.79 -23%
BushDoctor Kelp Me Kelp You Gal (4/cs)
Out of stock
$71.00 $91.74 -23%
Nectar for The Gods Athena's Aminas 0.5-0-0 | 2.5gal
In stock
$70.87 $96.99 -27%
Nectar for The Gods Bloom Khaos Foliar Spray 0-0-0.5 | 1gal
In stock
$70.87 $96.99 -27%
Nectar for The Gods Hygeia Hydration Yucca Extract | 2.5gal - (Case of 2)
Out of stock
$70.87 $96.99 -27%
Nectar for The Gods Medusa's Magic Soil Nutrient 2-5-2 | 2.5gal - (Case of 2)
In stock
$70.87 $96.99 -27%
Nectar for The Gods Mega Morpheus Guano Tea 0-2-0 | 2.5gal - (Case of 2)
In stock
$70.87 $96.66 -27%
Nectar for The Gods Pegasus Potion Feather Tea 1-2-0 | 2.5gal - (Case of 2)
In stock
$70.87 $96.99 -27%
FoxFarm Bush Doctor Bembe, 1 gal
In stock
$70.85 $100.69 -30%
BushDoctor Wholly Mackerel Gal (4/cs)
Out of stock
$70.74 $111.21 -36%
Grow More Seaweed Extract, 2.5 gal
Out of stock
$70.73 $109.99 -36%
Down to Earth Citrus Mix 6-3-3 | 50lb - OMRI Listed
In stock
$70.64 $99.99 -29%
Remo AstroFlower, 4 L
In stock
$70.61 $99.99 -29%
Biobizz Starters Pack
In stock
$70.56 $109.40 -36%
General Hydroponics FloraPro Grow 10-12-22 - 25lb
In stock
$70.45 $84.88 -17%
General Hydroponics FloraPro Bloom 7-12-27 - 25lb
In stock
$70.45 $84.88 -17%
General Hydroponics FloraPro Calcium + Micros 14-0-0 + 17% Ca - 25lb
In stock
$70.45 $84.88 -17%
Grotek Bud Fuel Pro, 4 L
In stock
$70.42 $98.25 -28%
Cutting Edge Solutions Bulletproof Si, 1 gal
In stock
$70.37 $86.99 -19%
FoxFarm Liquid Nutrient Trio Soil Formula Fertilizer | 3pk - 32oz each - (Case of 4)
In stock
$69.93 $86.99 -20%
CYCO Platinum Series Silica 0-0-3 - 5L - (OK)
Out of stock
$69.89
Down to Earth Feather Meal 12-0-0 | 50lb - OMRI Listed
In stock
$69.88 $129.99 -46%
Growth Science Nutrients Rock Solid, 2.5 gal
In stock
$69.88 $149.99 -53%
Microbe Life Photosynthesis Plus, 1 gal
In stock
$69.41 $97.99 -29%
Roots Organics Terp Tea Bloom Booster | 9lb - (Case of 3)
In stock
$69.40 $82.99 -16%
FoxFarm Hydro Formula Nutrients Trio, 3 qts
In stock
$68.80 $95.02 -28%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 1gal - Concentrate - OMRI Listed - (Case of 4)
In stock
$68.40 $95.99 -29%
Humboldt Nutrients Mayan Microzyme, 1 qt
In stock
$68.37 $105.99 -35%
Royal Gold Imperial Boost 0-15-11 | 20lb - (Case of 2)
In stock
$68.29 $97.70 -30%
Emerald Harvest Cali Pro Bloom A, 2.5 gal - (Case of 2)
In stock
$68.12 $96.00 -29%
Emerald Harvest Cali Pro Bloom B, 2.5 gal - (Case of 2)
Out of stock
$68.12 $96.00 -29%
Emerald Harvest Cali Pro Grow A, 2.5 gal - (Case of 2)
Out of stock
$68.12 $96.00 -29%
Emerald Harvest Root Wizard, 1 qt (FL, MN, NC, OK)
In stock
$68.11 $96.00 -29%
Emerald Harvest Root Wizard, 1 qt (OR)
In stock
$68.11 $96.00 -29%
FoxFarm Bush Doctor Cal-Mag, 1 gal
In stock
$67.88 $106.54 -36%
Emerald Harvest Bloom | 6gal
In stock
$67.80 $154.00 -56%
FoxFarm Big Bloom Liquid Concentrate, 1 gal
In stock
$67.71 $90.04 -25%
HEAVY 16 Bud A, 2.5 gal
In stock
$67.71 $104.99 -36%
HEAVY 16 Bud B, 2.5 gal
In stock
$67.71 $104.99 -36%
HEAVY 16 Veg A, 2.5 gal
In stock
$67.71 $104.99 -36%
HEAVY 16 Veg B, 2.5 gal
In stock
$67.71 $104.99 -36%
SUPERthrive, 1 qt
In stock
$67.44 $87.59 -23%
Purple Maxx, 1 qt
In stock
$67.36 $85.99 -22%
Royal Gold Crown Jewels Grow 3-2-2 | 20lb - (Case of 2)
In stock
$67.03 $95.89 -30%
Botanicare Pure Blend Tea 0.5-0.5-1 - 2.5gal
In stock
$66.94 $104.85 -36%
BioAg Ful-Power | 2.5 gal (ID,IL,IA,KS,MN,NE,OH,OK,OR)
Out of stock
$66.87 $102.99 -35%
Mega Morpheus, 2.5 gal
In stock
$66.87 $103.99 -36%
Humboldt Nutrients Verde, 1 gal
In stock
$66.27 $102.99 -36%
Dyna-Gro Bloom, 1 gal
In stock
$66.06 $77.52 -15%
Dyna-Gro Foliage-Pro, 1 gal
In stock
$66.06 $77.52 -15%
CYCO Bloom A 20 L (32/PL)
In stock
$66.05 $113.36 -42%
CYCO 20L Grow A (32/PL)
In stock
$66.05 $113.36 -42%
House & Garden Shooting Powder Pouch, 500 g
In stock
$65.97 $92.99 -29%
Big Foot Mycorrhizae Gold | 8oz
In stock
$65.80
Grow More Mendo Soluble 20-20-20, 25 lbs
In stock
$65.62 $84.99 -23%
Soul Sensei Bloom, 2.5 gal
In stock
$65.56 $92.39 -29%
HDI Clonex Rooting Gel | 16oz - (Case of 6)
In stock
$65.34 $85.36 -23%
Primordial Solutions Rootamentary, 32 oz
In stock
$65.25 $83.99 -22%
Down to Earth Langbeinite 0-0-22 | 50lb - OMRI Listed
In stock
$65.07 $99.99 -35%
House & Garden Magic Green, 1 L
In stock
$65.02 $100.79 -35%
FoxFarm Soil Formula Nutrients Trio, 3 qts
In stock
$64.95 $92.55 -30%
BioAG Ful-Power Purified Fulvic Acid | 2.5gal - OMRI Listed
In stock
$64.86 $92.29 -30%
Great White Premium Mycorrhizae, 8 oz
In stock
$64.51 $80.99 -20%
Emerald Harvest Micro | 2.5gal
In stock
$64.50 $100.00 -36%
Cutting Edge Solutions Grow, 15 gal
In stock
$64.50 $359.99 -82%
Emerald Harvest Micro, 2.5 gal - (Case of 2)
In stock
$64.50 $100.00 -36%
SeaBlast Bloom, 40 lbs
Out of stock
$64.50 $332.49 -81%
Rainbow Mix "PRO" Grow 8-6-3, 40 lbs
In stock
$64.50 $175.49 -63%
Bloombastic | 325 ml
In stock
$64.50 $99.99 -35%
Aptus Fasilitor, 250 ml
In stock
$64.47 $98.00 -34%
Grow More Water Soluble 20-20-20, 25 lbs
In stock
$63.89 $82.99 -23%
CYCO Suga Rush 5 liter (2/CS) - (Case of 2)
In stock
$63.86 $98.24 -35%
Dyna-Gro Mag-Pro, 1 gal
In stock
$63.84 $74.99 -15%
Roots Organics CalMag | 1gal
In stock
$63.73 $76.99 -17%
Grotek Vitamax Plus, 4 L
In stock
$63.31 $88.99 -29%
Nectar for The Gods Olympus Up | 2.5gal - (Case of 2)
In stock
$62.99 $86.99 -28%
Roots Organics CalMag, 1 gal
In stock
$62.98 $96.39 -35%
BioBizz Fish-Mix 5L
Out of stock
$62.41 $96.76 -36%
BioBizz Fish-Mix 5L CA & OR only
In stock
$62.41 $96.76 -36%
Nectar for The Gods Persephone's Palate | 2.5gal - (Case of 2)
In stock
$62.35 $107.99 -42%
MICROBE Life Hydroponics Photosynthesis Plus | 1gal - (Case of 4)
In stock
$62.14 $118.99 -48%
Botanicare Sweet Berry Plant Food | 1gal
In stock
$62.05 $96.88 -36%
Roots Organics Trinity, 1 gal
In stock
$61.95 $87.30 -29%
Emerald Harvest Cali Pro Grow A 3-0-0 | 2.5gal
In stock
$61.92 $96.00 -36%
Emerald Harvest Cali Pro Grow B 2-2-5 | 2.5gal
In stock
$61.92 $96.00 -36%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 2.5gal
In stock
$61.92 $96.00 -36%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 2.5gal
In stock
$61.92 $96.00 -36%
Emerald Harvest Root Wizard | 32oz
In stock
$61.92 $96.00 -36%
Emerald Harvest Root Wizard | 32oz (FL, MN, NC, OK)
In stock
$61.92 $96.00 -36%
Emerald Harvest Cali Pro Grow B, 2.5 gal - (Case of 2)
In stock
$61.92 $96.00 -36%
Emerald Harvest Root Wizard, 1 qt
In stock
$61.92 $96.00 -36%
Botanicare Clearex Rinsing Solution - 2.5gal
In stock
$61.30 $95.87 -36%
HDI Clonex Mist Root Promoter | 32oz - Concentrate - (Case of 6)
In stock
$61.25 $80.03 -23%
Sustane 8-2-4 All Natural Fertilizer | 50lb - OMRI Listed
In stock
$60.86 $63.69 -4%
Plant Success Great White Premium Mycorrhizae | 8oz
In stock
$60.59 $81.24 -25%
Botanicare Rhizo Blast 1.15-0.5-1.15 | 1000mL
In stock
$60.14 $129.50 -54%
Grotek Solo-Tek Bloom 3-8-8 | 10L - (Case of 2)
In stock
$60.06 $186.39 -68%
Grotek Solo-Tek Grow 6-3-7 | 10L - (Case of 2)
In stock
$60.06 $186.39 -68%
Show other 128 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $41796
Shop Owner
Brand
    Show all (90)