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Nutrients & Supplements

Soil Amendments
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128
Mad Farmer Cal+Mag, 1 qt
In Stock: 2
$16.05 $21.62 -26%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 1gal - (Case of 4)
In Stock: 300
$16.04 $46.24 -65%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 5oz
In Stock: 172
$15.99
Roots Organics Terp Tea Bloom | 3lb - (Case of 3)
Out of stock
$15.82 $16.99 -7%
Roots Organics Terp Tea Grow | 3lb - (Case of 3)
Out of stock
$15.82 $16.99 -7%
Plant Success Organics Granular, 1 lb
In Stock: 27
$15.77 $20.99 -25%
Neptune's Harvest Fish Fertilizer 2-4-1 | 36oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 184
$15.73 $22.59 -30%
Down to Earth Solution Grade Potassium Sulfate 0-0-50 | 5lb - OMRI Listed - (Case of 5)
In Stock: 5
$15.70 $24.49 -36%
Technaflora B.C. Bloom, 1 L
In Stock: 71
$15.69 $23.99 -35%
HDI MotherPlant Nutrients Part A | 32oz
In Stock: 60
$15.66 $17.78 -12%
HDI MotherPlant Nutrients Part B | 32oz
In Stock: 91
$15.66 $17.78 -12%
Growth Science Nutrients Strength, 2.5 gal
Out of stock
$15.66 $115.99 -86%
General Hydroponics FloraNova Grow 7-4-10 - 16oz
In Stock: 347
$15.58 $21.86 -29%
General Hydroponics FloraNova Bloom 4-8-7 - 16oz
In Stock: 358
$15.58 $21.86 -29%
Gaia Green Worm Castings, 2 L U.S. (NA02) Pouch
In Stock: 1247
$15.55 $15.99 -3%
Emerald Harvest Cal-Mag, 1 qt
In Stock: 210
$15.52 $23.00 -33%
General Hydroponics FloraMicro 5-0-1 - 32oz
In Stock: 2838
$15.47 $21.13 -27%
FoxFarm Bush Doctor Kelp Me Kelp You 0.5-0-0.5 | 16oz - Concentrate - OMRI Listed
In Stock: 157
$15.47 $19.99 -23%
FoxFarm Happy Frog Cavern Culture Fertilizer 1-12-0 | 4lb - OMRI Listed - (Case of 12)
In Stock: 459
$15.39 $19.99 -23%
Nectar for The Gods Persephone's Palate | 32oz
In Stock: 11
$15.36 $17.99 -15%
FoxFarm Cultivation Nation Cal-Mag | 32oz
In Stock: 48
$15.32 $19.99 -23%
Down to Earth Blood Meal 12-0-0 | 4lb - OMRI Listed - (Case of 6)
In Stock: 1373
$15.31 $23.90 -36%
Down to Earth Solution Grade Calcium 96 | 5lb - OMRI Listed - (Case of 5)
In Stock: 20
$15.29
General Hydroponics MaxiBloom 5-15-14 - 2.2lb
In Stock: 727
$15.27 $21.51 -29%
General Hydroponics MaxiGro 10-5-14 - 2.2lb
In Stock: 840
$15.27 $21.51 -29%
MICROBE Life Hydroponics Vegetable & Fruit Yield Enhancer | 16oz - (Case of 12)
In Stock: 144
$15.23 $28.99 -47%
MICROBE Life Hydroponics Foliar Spray & Root Dip | 16oz - (Case of 12)
In Stock: 97
$15.23 $28.99 -47%
Soul Sensei Micro, 2.5 gal
In Stock: 1
$15.23 $112.76 -86%
Roots Organics Uprising Foundation | 3lb - (Case of 3)
In Stock: 4
$15.20 $15.99 -5%
Roots Organics Uprising Grow | 3lb - (Case of 3)
In Stock: 15
$15.20 $15.99 -5%
FoxFarm Beastie Bloomz, 2 lbs
In Stock: 641
$15.20 $103.25 -85%
HYCLEAN Line & Equipment Cleaner for Irrigation Systems | 500mL(16.9oz) - Non-Toxic
In Stock: 161
$15.09 $15.36 -2%
Mother Earth Power Flower Fantastic Flowering Mix 1-8-6 - 2.4lb
In Stock: 131
$15.05 $16.88 -11%
Mother Earth Farmer's Market All Purpose Mix 4-5-4 - 4.4lb
In Stock: 134
$15.05 $16.88 -11%
Mother Earth Season's Choice Tomato & Vegetable Mix 4-5-6 - 4.4lb
In Stock: 126
$15.05 $16.88 -11%
Mother Earth Acid Drop for Acid -Loving Plants 3-4-6 - 4.4lb
In Stock: 60
$15.05 $16.88 -11%
House & Garden Aqua Flakes A, 1 L
In Stock: 257
$15.04 $20.24 -26%
House & Garden Aqua Flakes B, 1 L
In Stock: 127
$15.04 $20.24 -26%
House & Garden Soil A, 1 L
In Stock: 190
$15.04 $20.24 -26%
House & Garden Soil B, 1 L
In Stock: 345
$15.04 $20.24 -26%
Grotek Blossom Blaster 1-4-0 | 15/box - 20g
In Stock: 15
$14.99
Mother Earth Floressence Bloom Supplement 1-1-1 - 32oz
In Stock: 73
$14.98 $32.53 -54%
Nectar for The Gods Gaia Mania Supplement 1-5-1 | 32oz
Out of stock
$14.90 $17.99 -17%
Mad Farmer Mother Of All Bloom, 250g
In Stock: 453
$14.82 $32.12 -54%
Plant Success Organics Granular 3-1-2 | 1lb - Granules - (Case of 12)
In Stock: 391
$14.76 $17.92 -18%
Grotek Vital 5% Calcium | 1L - (Case of 6)
In Stock: 60
$14.73 $17.81 -17%
Roots Organics Uprising Bloom | 3lb - (Case of 3)
Out of stock
$14.72 $15.99 -8%
FoxFarm Bush Doctor Manganese Micro-Nutrient 1-0-0 | 16oz - OMRI Listed - (Case of 12)
Out of stock
$14.69 $28.49 -48%
SUPERthrive Pure Neem Oil Organic Leaf Polish | 8oz - (Case of 12)
In Stock: 356
$14.66 $20.76 -29%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 16oz - Concentrate
In Stock: 1749
$14.53 $16.99 -14%
FoxFarm Grow Big Fertilizer 6-4-4 | 16oz - Concentrate
In Stock: 1724
$14.50 $18.99 -24%
Grotek Rype 3-0-0 | 1L - (Case of 6)
In Stock: 108
$14.40 $37.15 -61%
Cutting Edge Solutions Micro, 1 qt
In Stock: 29
$14.23 $16.99 -16%
Gaia Green Greensand, 10 kg U.S. (NA02)
In Stock: 12
$14.18 $69.99 -80%
House & Garden Multi Zen, 250 ml
In Stock: 217
$14.04 $18.89 -26%
Down to Earth Fish Bone Powder 4-20-0 | 1lb - (Case of 6)
In Stock: 168
$13.99
Roots Organics Terp Tea Bloom, 3 lb
In Stock: 860
$13.85 $20.51 -32%
Roots Organics Terp Tea Grow, 3 lb
In Stock: 1434
$13.85 $20.51 -32%
Down to Earth Feather Meal 12-0-0 | 4lb - OMRI Listed - (Case of 6)
In Stock: 50
$13.84 $21.79 -36%
Grotek Final Flush | 4L - Regular - (Case of 4)
In Stock: 64
$13.84 $46.29 -70%
Key Grow Solutions Blue Butterfly 6-4-5 | 1gal - (Case of 4)
In Stock: 36
$13.78 $69.99 -80%
Emerald Harvest Cali Pro Grow B, 1 qt
In Stock: 3
$13.77 $17.00 -19%
FoxFarm Cultivation Nation Micro Fertilizer 5-0-1 | 16oz - Step 2 for 3-Part Feeding Programs
In Stock: 156
$13.76 $15.59 -12%
Age Old Grow, 32 oz
In Stock: 44
$13.76 $16.99 -19%
Age Old Bloom, 32 oz
In Stock: 85
$13.76 $16.99 -19%
Roots Organics Nitro Bat Guano | 3lb - (Case of 3)
Out of stock
$13.74 $14.99 -8%
House & Garden Cocos A, 1 L
In Stock: 152
$13.66 $20.24 -33%
House & Garden Cocos B, 1 L
In Stock: 117
$13.66 $20.24 -33%
DaKine 420 Nitro Nutrients Bloom | 1,000g - (Case of 4)
In Stock: 11
$13.65 $54.99 -75%
DaKine 420 CalMag | 1,000g - (Case of 4)
In Stock: 12
$13.65 $54.99 -75%
DaKine 420 Foliar Science | 1,000g - (Case of 4)
In Stock: 8
$13.65 $54.99 -75%
DaKine 420 Nitro Nutrients Grow | 1,000g - (Case of 4)
In Stock: 28
$13.65 $54.99 -75%
Nectar for The Gods Athena's Aminas 0.5-0-0 | 32oz
In Stock: 6
$13.54 $15.99 -15%
Nectar for The Gods Medusa's Magic Soil Nutrient 2-5-2 | 32oz
In Stock: 34
$13.54 $15.99 -15%
Nectar for The Gods Mega Morpheus Guano Tea 0-2-0 | 32oz
In Stock: 46
$13.54 $15.99 -15%
Nectar for The Gods Pegasus Potion Feather Tea 1-2-0 | 32oz
In Stock: 41
$13.54 $15.99 -15%
Nectar for The Gods The Kraken Crab & Shrimp 0-4-0 | 32oz
In Stock: 11
$13.54 $15.99 -15%
Coast of Maine Quoddy Blend Organic Lobster Compost | 1cu ft - OMRI Listed - (Case of 5)
In Stock: 779
$13.50 $23.29 -42%
Rainbow Mix "PRO" Grow 8-6-3, 40 lbs
In Stock: 128
$13.50 $175.49 -92%
Vegamatrix Amp-It, 5 gal
In Stock: 31
$13.50 $449.99 -97%
Down to Earth Alfalfa Meal 2.5-0.5-2.5 | 4lb - OMRI Listed
In Stock: 1488
$13.49
Botanicare Pure Blend Tea 0.5-0.5-1 - 32oz
In Stock: 63
$13.43 $18.85 -29%
Grotek Pro-Silicate 0-0-4 | 1L - (Case of 6)
Out of stock
$13.41 $16.49 -19%
Down to Earth Bio-Fish 7-7-2 | 5lb - OMRI Listed - (Case of 6)
In Stock: 688
$13.39 $18.99 -29%
SUPERthrive Vitamin Solution 4-1-1 Plant Food | 32oz - Concentrate - (Case of 8)
In Stock: 240
$13.34 $14.29 -7%
Miracle-Gro Performance Organics Edibles | 2.5lb Jug - OMRI Listed - (Case of 6)
In Stock: 72
$13.30 $23.19 -43%
Down to Earth Bone Meal 3-15-0 | 5lb - OMRI Listed - (Case of 6)
In Stock: 792
$13.20 $18.99 -30%
Roots Organics Uprising Bloom, 3 lbs
In Stock: 1052
$13.12 $19.43 -32%
Roots Organics Uprising Foundation, 3 lbs
In Stock: 597
$13.12 $19.43 -32%
Roots Organics Uprising Grow, 3 lbs
In Stock: 1496
$13.12 $19.43 -32%
FoxFarm Soil Conditioner | 1.5cu ft - Improves Aeration - Contains Humic Acid
In Stock: 1310
$13.05 $15.49 -16%
SUPERthrive Vitamin Solution 0.5-0-0 | 4oz
In Stock: 1265
$12.97 $14.89 -13%
Cutting Edge Solutions Grow, 1 qt
In Stock: 193
$12.97 $15.99 -19%
Plant Success Great White Premium Mycorrhizae | 1oz
In Stock: 516
$12.95 $15.66 -17%
Grotek Bud Fuel Pro 1-3-4 | 1L - (Case of 6)
In Stock: 66
$12.85 $37.99 -66%
Down to Earth Rose & Flower Mix 4-8-4 | 5lb - OMRI Listed - (Case of 6)
In Stock: 978
$12.81 $17.29 -26%
Down to Earth Fruit Tree 6-2-4 | 5lb - OMRI Listed - (Case of 6)
In Stock: 858
$12.81 $17.90 -28%
Down to Earth Citrus Mix 6-3-3 | 5lb - OMRI Listed - (Case of 6)
In Stock: 1880
$12.81 $17.29 -26%
Botanicare Clearex Rinsing Solution - 32ozl
In Stock: 82
$12.77 $17.86 -28%
Cutting Edge Solutions Bloom, 1 qt
In Stock: 105
$12.73 $16.99 -25%
True Organic All-Purpose Plant Food 5-4-5 | 8lb - Resealable Bag - Covers up to 174sq ft - OMRI Listed - (Case of 4)
In Stock: 120
$12.69 $16.99 -25%
True Organic Tomato & Vegetable Food 4-5-6 | 8lb - Resealable Bag - Use Monthly - Covers up to 140sq ft - OMRI Listed - (Case of 4)
In Stock: 129
$12.69 $16.99 -25%
Nectar for The Gods Olympus Up | 32oz
In Stock: 35
$12.65 $14.99 -16%
Gaia Green Glacial Rock Dust, 2 kg Pouch
In Stock: 300
$12.64 $12.99 -3%
FoxFarm Big Bloom Liquid Concentrate, 1 qt
In Stock: 25
$12.63 $25.30 -50%
Down to Earth Langbeinite 0-0-22 | 5lb - OMRI Listed - (Case of 6)
In Stock: 12
$12.62 $19.99 -37%
FoxFarm Marine Cuisine Dry Fertilizer, 4 lbs
In Stock: 9
$12.60 $25.78 -51%
Grotek Monster Bloom, 130 g
In Stock: 2409
$12.60 $13.99 -10%
MICROBE Life Hydroponics Vitamins & Amino Acids | 16oz - (Case of 12)
In Stock: 48
$12.57 $23.99 -48%
Emerald Harvest Micro | 32oz
In Stock: 50
$12.51 $18.00 -31%
SUPERthrive, 4 oz
In Stock: 334
$12.49 $15.49 -19%
Roots Organics Nitro Bat Guano, 3 lbs
In Stock: 381
$12.47 $18.34 -32%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer | 15lb - OMRI Listed
In Stock: 1959
$12.42 $19.99 -38%
Primordial Solutions Rootamentary, 32 oz
In Stock: 9
$12.42 $83.99 -85%
Down to Earth Soluble Root Zone | 4oz - OMRI Listed - (Case of 12)
In Stock: 97
$12.39 $25.99 -52%
Emerald Harvest Cali Pro Grow A 3-0-0 | 32oz
In Stock: 80
$12.24 $17.00 -28%
Emerald Harvest Cali Pro Grow B 2-2-5 | 32oz
In Stock: 54
$12.24 $17.00 -28%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 32oz
In Stock: 101
$12.24 $17.00 -28%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 32oz
In Stock: 91
$12.24 $17.00 -28%
MYKE Vegetable & Herb Growth Enhancer | 0.9qt - OMRI Listed - (Pallet of 36)
In Stock: 72
$12.24 $17.99 -32%
DaKine 420 Bio Minerals | 1,000g - (Case of 4)
In Stock: 4
$12.16 $48.99 -75%
Emerald Harvest Micro, 1 qt
In Stock: 167
$12.15 $18.00 -33%
General Hydroponics FloraBloom 0-5-4 - 32oz
In Stock: 1619
$12.14 $16.63 -27%
General Hydroponics FloraGro 2-1-6 - 32oz
In Stock: 1395
$12.14 $16.63 -27%
Grotek Insta-Green, 1 L
In Stock: 387
$12.14 $13.48 -10%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 16oz - Concentrate - Makes 16gal - OMRI Listed - (Case of 12)
In Stock: 96
$12.12 $17.29 -30%
FoxFarm Bush Doctor 1-0-0 Cal-Mag Supplement | 16oz - 3% Calcium - 0.9% Magnesium - OMRI Listed - (Case of 12)
In Stock: 696
$12.10 $14.49 -16%
Black Gold Earthworm Castings Blend | 8q t- OMRI Listed - (Case of 4)
In Stock: 397
$12.07 $13.39 -10%
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