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Nutrients & Supplements

Soil Amendments
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128
Grotek Pro-Silicate, 4 L
In Stock: 966
$35.25 $46.99 -25%
Technaflora Awesome Blossoms, 1 L
In Stock: 163
$35.21 $47.99 -27%
Grotek Blossom Blaster Pro 1-4-0 | 4L - (Case of 4)
In Stock: 52
$35.15 $104.29 -66%
MegaPhos SP Phosphorus Solubilizing Microbe | 2oz - OMRI Listed
Out of stock
$34.98 $36.57 -4%
Cutting Edge Solutions Louder Powder Grow A (15-0-0), 5 lb Bag
In Stock: 82
$34.96 $49.99 -30%
Cutting Edge Solutions Louder Powder Grow B (8-13-31), 5 lb Bag
In Stock: 31
$34.96 $49.99 -30%
Cutting Edge Solutions Louder Powder Bloom A (14-0-0), 5 lb Bag
In Stock: 24
$34.96 $49.99 -30%
BioAG Cytoplus | 300g - (Case of 12)
In Stock: 60
$34.92 $43.07 -19%
BioAG VAM Endo-Mix | 300g - (Case of 12)
Out of stock
$34.92 $43.07 -19%
HDI Clonex Mist Root Promoter | 750ml - (Case of 6)
In Stock: 434
$34.92 $40.90 -15%
Grotek Bud Fuel Pro 1-3-4 | 4L - (Case of 4)
In Stock: 44
$34.82 $103.29 -66%
Biobizz Acti-Vera 1L CA & OR only
Out of stock
$34.82 $51.58 -32%
PRO-MIX BRK BIOFUNGICIDE + MYCORRHIZAE Peat/Bark Mix | 2.8cu ft - Loose Fill (48/PL)
Out of stock
$34.60 $37.04 -7%
Grotek Monster Bloom, 500 g
In Stock: 6199
$34.49 $45.99 -25%
Roots Organics HP2 0-4-0, 5 gal
In Stock: 11
$34.30 $254.09 -87%
Technaflora B. Seaweed, 4 L
In Stock: 29
$34.28 $176.36 -81%
Roots Organics Ancient Amber | 1gal - (Case of 4)
In Stock: 13
$34.13 $48.99 -30%
HEAVY 16 Bud A, 1 gal
In Stock: 191
$33.75 $50.01 -33%
HEAVY 16 Bud B, 1 gal
In Stock: 242
$33.75 $50.01 -33%
HEAVY 16 Veg A, 1 gal
In Stock: 102
$33.75 $50.01 -33%
HEAVY 16 Veg B, 1 gal
In Stock: 117
$33.75 $50.01 -33%
Roots Organics Extreme Serene | 32oz
In Stock: 8
$33.71 $34.99 -4%
PRO-MIX BRK20 BIOFUNGICIDE + MYCORRHIZAE Peat/Bark Mix | 2.8cu ft - Loose Fill (48/PL)
In Stock: 354
$33.70 $36.07 -7%
MICROBE Life Hydroponics All-In-One | 32oz - (Case of 12)
In Stock: 60
$33.69
MILLS BASIS A 5LTR
In Stock: 187
$33.41 $45.00 -26%
House & Garden Cocos A, 5 L
In Stock: 461
$33.40 $49.48 -32%
House & Garden Cocos B, 5 L
In Stock: 293
$33.40 $49.48 -32%
House & Garden Soil A, 5 L
In Stock: 49
$33.40 $49.48 -32%
House & Garden Soil B, 5 L
In Stock: 137
$33.40 $49.48 -32%
Orca Premium Liquid Mycorrhizae, 16 oz
In Stock: 54
$33.30 $43.99 -24%
House & Garden Multi Zen, 1 L
In Stock: 404
$33.25 $49.27 -33%
House & Garden Hydro A, 60 L
In Stock: 5
$33.16 $363.99 -91%
Remo Bloom, 4 L
In Stock: 5
$33.08 $48.99 -32%
Botanicare Pure Blend Tea 0.5-0.5-1 - 1gal
In Stock: 50
$33.02 $47.07 -30%
Roots Organics Terp Tea Microbe Charge | 3lb - (Case of 3)
Out of stock
$32.85 $33.99 -3%
Grotek Synergy, 800 grams
In Stock: 1
$32.72 $201.99 -84%
Emerald Harvest King Kola, 1 qt (FL/NM/PA)
In Stock: 23
$32.67 $44.00 -26%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 1gal
Out of stock
$32.55 $38.99 -17%
Coast of Maine Stonington Blend Organic Natural Grower's Mix | 1.5cu ft - OMRI Listed - (Case of 6)
In Stock: 1277
$32.45 $51.39 -37%
Cutting Edge Solutions Louder Powder Bloom B (0-25-24), 5 lb Bag
In Stock: 24
$32.37 $49.99 -35%
Grotek Insta-Green, 4 L
In Stock: 960
$32.17 $38.99 -17%
Grotek Cal-Max, 23 L
Out of stock
$32.12 $198.22 -84%
DaKine 420 Shock & Awe Bloom Booster | 2,000g - (Case of 4)
In Stock: 6
$32.01 $128.99 -75%
Cutting Edge Solutions Micro, 1 gal
In Stock: 25
$31.79 $41.99 -24%
Emerald Harvest King Kola 0.3-2-3 | 32oz (FL, NM, PA)
In Stock: 8
$31.74 $44.00 -28%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 32oz - Concentrate
In Stock: 314
$31.52 $35.99 -12%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 32oz - Concentrate
In Stock: 439
$31.40 $35.99 -13%
Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 1gal
Out of stock
$31.35 $38.99 -20%
South Cascade Organics SLF-100, 1 qt
In Stock: 392
$31.33 $35.99 -13%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 16oz
In Stock: 192
$31.32 $43.84 -29%
Botanicare Clearex Rinsing Solution - 1gal
In Stock: 111
$31.24 $44.36 -30%
General Hydroponics FloraPro Late Bloom 0-24-26 - 5lb
In Stock: 39
$31.23 $45.48 -31%
Emerald Harvest Micro, 1 gal
In Stock: 43
$31.20 $42.00 -26%
General Hydroponics FloraMicro 5-0-1 - 1gal
In Stock: 1969
$31.04 $46.07 -33%
Xtreme Gardening Calcar Foliar Booster | 6oz - (Case of 12)
In Stock: 24
$30.98 $34.49 -10%
FoxFarm Bush Doctor Wholly Mackerel Fertilizer 3-1-0 | 32oz - Concentrate
In Stock: 207
$30.67 $38.99 -21%
Roots Organics Terp Tea Bloom Booster | 3lb - (Case of 3)
Out of stock
$30.66 $32.99 -7%
Roots Organics Extreme Serene, 1 qt
In Stock: 115
$30.62 $45.35 -32%
Emerald Harvest Honey Chome 0.5-0.5-1 | 32oz
In Stock: 70
$30.54 $44.00 -31%
Down To Earth Rose & Flower Mix 4-8-4 | 15lb - 3pk of 5lb
In Stock: 216
$30.52 $41.29 -26%
Down To Earth Fruit Tree 6-2-4 | 15lb - 3pk of 5lb
In Stock: 284
$30.52 $41.28 -26%
Mother Earth LiquiCraft Bloom 2-4-4 - 1gal
In Stock: 36
$30.51 $66.22 -54%
Biobizz Alg-A-Mic, 1 L
In Stock: 98
$30.51 $45.20 -33%
Humboldt Roots, 0.5 gal
In Stock: 2
$30.51 $451.99 -93%
BioBizz Alg-a-Mic 1L CA & OR only
In Stock: 25
$30.51 $45.20 -33%
Emerald Harvest Cali Pro Bloom B, 1 gal
In Stock: 60
$30.46 $41.00 -26%
Emerald Harvest Cali Pro Grow A, 1 gal
In Stock: 7
$30.46 $41.00 -26%
Emerald Harvest Emerald Goddess 2-1-4 | 32oz
In Stock: 90
$30.43 $44.00 -31%
Emerald Harvest King Kola 0.3-2-3 | 32oz
In Stock: 109
$30.43 $44.00 -31%
MILLS BASIS B 5 LTR
In Stock: 257
$30.38 $45.00 -32%
Emerald Harvest Micro | 1gal - (Case of 4)
In Stock: 34
$30.20 $42.00 -28%
Grow More Bio-Cozyme, 1 gal
In Stock: 115
$30.20 $39.99 -24%
FoxFarm Bush Doctor Bemb Sweet & Dandy 0-1-3 | 32oz - Concentrate
In Stock: 161
$30.01 $34.99 -14%
Xtreme Azos Beneficial Bacteria, 6 oz (170 g)
In Stock: 133
$29.98 $40.99 -27%
Xtreme Gardening Versity Bacillus Blend | 2oz - Poly Bag - (Case of 12)
In Stock: 24
$29.79
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 32oz
In Stock: 137
$29.73 $33.99 -13%
Roots Organics Terp Tea Microbe Charge 3lb
In Stock: 138
$29.73 $36.71 -19%
Cutting Edge Solutions Mag-Amped, 1 qt
In Stock: 74
$29.71 $34.99 -15%
Emerald Harvest Emerald Goddess, 1 qt
In Stock: 174
$29.70 $44.00 -33%
Emerald Harvest Honey Chome, 1 qt
In Stock: 376
$29.70 $44.00 -33%
Emerald Harvest King Kola, 1 qt
In Stock: 479
$29.70 $44.00 -33%
Emerald Harvest Cali Pro Grow A 3-0-0 | 1gal - (Case of 4)
In Stock: 40
$29.48 $41.00 -28%
Emerald Harvest Cali Pro Grow B 2-2-5 | 1gal - (Case of 4)
In Stock: 44
$29.48 $41.00 -28%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 1gal - (Case of 4)
In Stock: 31
$29.48 $41.00 -28%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 1gal - (Case of 4)
In Stock: 27
$29.48 $41.00 -28%
House & Garden Roots Excelurator Gold, 100 ml
In Stock: 565
$29.43 $39.63 -26%
FoxFarm Bush Doctor Sledgehammer | 32oz - OMRI Listed
In Stock: 327
$29.39 $33.99 -14%
Nectar for The Gods Pegasus Potion Feather Tea 1-2-0 | 1gal - (Case of 4)
In Stock: 40
$29.36 $48.99 -40%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 32oz - (Case of 12)
In Stock: 12
$29.32 $54.99 -47%
Botanicare 32oz Hydroguard (12/CS) - (Case of 12)
In Stock: 122
$29.25 $41.00 -29%
General Hydroponics Ripen 0.5-7-6 | 32oz
In Stock: 49
$29.23 $40.46 -28%
Down to Earth All-Purpose Mix 4-6-2 | 3pk - 5lb - OMRI Listed
In Stock: 215
$29.16 $39.39 -26%
Down To Earth Acid Mix 4-3-6 | 15lb - 3pk of 5lb
In Stock: 312
$29.16 $39.39 -26%
Down To Earth Vegetable Garden 4-4-4 | 15lb - 3pk of 5lb
In Stock: 373
$29.16 $39.39 -26%
Growth Science Nutrients Rock Solid, 6 gal
In Stock: 7
$29.16 $298.99 -90%
Roots Organics Nitro Bat Guano, 9 lbs
In Stock: 742
$29.16 $43.19 -32%
Grotek Pro-Silicate 0-0-4 | 4L - (Case of 4)
In Stock: 16
$29.05 $53.99 -46%
Down to Earth Granular Root Zone | 8oz - OMRI Listed - (Case of 12)
In Stock: 156
$29.00 $44.39 -35%
Down To Earth Island Phosphate 0-11-0 | 5lb - (Case of 6)
In Stock: 587
$28.99
Emerald Harvest Sturdy Stalk | 32oz
In Stock: 100
$28.76 $38.50 -25%
General Hydroponics FloraBloom 0-5-4 - 1gal
In Stock: 2032
$28.69 $40.53 -29%
General Hydroponics FloraGro 2-1-6 - 1gal
In Stock: 792
$28.69 $40.53 -29%
House & Garden Magnesium Boost, 1 L
In Stock: 64
$28.63 $38.56 -26%
Emerald Harvest Sturdy Stalk, 1 qt
In Stock: 91
$28.58 $38.50 -26%
Cutting Edge Solutions Grow, 1 gal
In Stock: 8
$28.55 $36.99 -23%
Cutting Edge Solutions Bloom, 1 gal
In Stock: 4
$28.55 $37.99 -25%
SUPERthrive K-L-N Rooting Concentrate | 32oz - (Case of 12)
In Stock: 83
$28.36 $40.58 -30%
Mad Farmer Get Down, 6 gal
In Stock: 3
$28.35 $167.99 -83%
Grotek Solo-Tek Grow 6-3-7 | 4L - (Case of 4)
In Stock: 36
$28.23 $83.69 -66%
Grotek Solo-Tek Bloom 3-8-8 | 4L - (Case of 4)
In Stock: 36
$28.23 $83.69 -66%
Great White Granular 1 Mycorrhizal | 2.2lb - OMRI Listed
In Stock: 91
$28.19 $33.85 -17%
South Cascade Organics SLF-100 | 32oz - OMRI Listed - (Case of 12)
In Stock: 216
$28.15 $35.99 -22%
Bloom Khaos, 2.5 gal
In Stock: 6
$28.13 $208.49 -87%
Xtreme Gardening Azos Root Booster | 6oz - (Case of 12)
In Stock: 83
$28.12 $32.51 -14%
Botanicare Sweet Berry Plant Food | 32oz
In Stock: 206
$28.03 $39.03 -28%
Roots Organics Terp Tea Bloom Booster 3lb
In Stock: 1164
$27.99 $34.56 -19%
Technaflora Thrive Alive B1 Red, 500ml
In Stock: 69
$27.92 $39.96 -30%
FoxFarm Bush Doctor Kelp Me Kelp You 0.5-0-0.5 | 32oz - Concentrate - OMRI Listed
In Stock: 291
$27.85 $34.99 -20%
Big Foot Mycorrhizae Concentrate | 8oz
In Stock: 79
$27.80
General Hydroponics KoolBloom 2-45-28 - 2.2lb
In Stock: 409
$27.78 $38.87 -29%
Emerald Harvest Cali Pro Bloom A, 1 gal
In Stock: 53
$27.68 $41.00 -32%
Emerald Harvest Cali Pro Grow B, 1 gal
In Stock: 2
$27.68 $41.00 -32%
PureCrop 16 oz
In Stock: 14
$27.65 $32.00 -14%
Grotek Insta-Green 3-0-0 | 10L - (Case of 2)
In Stock: 20
$27.58 $81.79 -66%
Gaia Green Power Bloom, 2 kg Pouch
In Stock: 2082
$27.58 $28.59 -4%
Nectar for The Gods Bloom Khaos Foliar Spray 0-0-0.5 | 32oz
In Stock: 11
$27.57 $32.99 -16%
General Hydroponics FloraPro Calcium + Micros 14-0-0 + 17% Ca - 5lb
In Stock: 4
$27.54 $40.25 -32%
Xtreme Gardening Mykos | 2.2lb - (Case of 6)
In Stock: 218
$27.51 $32.51 -15%
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