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Nutrients & Supplements

Soil Amendments
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128
FoxFarm Happy Frog Fruit & Flower 4-9-3 | 4lb - OMRI Listed
In Stock: 1596
$11.70 $14.19 -18%
FoxFarm Happy Frog All-Purpose Fertilizer 6-4-5 | 4lb - OMRI Listed - (Case of 12)
In Stock: 1692
$11.70 $14.19 -18%
FoxFarm Happy Frog Japanese Maple Fertilizer 4-3-4 | 4lb - OMRI Listed - (Case of 12)
In Stock: 888
$11.70 $14.19 -18%
FoxFarm Happy Frog Jump Start Fertilizer 3-4-3 | 4lb - OMRI Listed - (Case of 12)
In Stock: 432
$11.70 $14.19 -18%
FoxFarm Happy Frog Citrus & Avocado Fertilizer 7-3-3 | 4lb - OMRI Listed - (Case of 12)
In Stock: 768
$11.70 $14.19 -18%
FoxFarm Happy Frog Acid Loving Plants Fertilizer 4-5-3 | 4lb - OMRI Listed - (Case of 12)
In Stock: 930
$11.70 $14.19 -18%
Down to Earth Garden Gypsum | 5lb - OMRI Listed - (Case of 6)
In Stock: 624
$11.69
Aphrodite's Extraction, 1 gal
In Stock: 2
$11.66 $69.49 -83%
Down to Earth All-Purpose Mix 4-6-2 | 5lb - OMRI Listed - (Case of 6)
In Stock: 2062
$11.65 $15.79 -26%
Down to Earth Vegan Mix 3-2-2 | 5lb - OMRI Listed - (Case of 6)
Out of stock
$11.65 $16.69 -30%
Down to Earth Acid Mix 4-3-6 | 5lb - For Acid Soil Loving Plants - (Case of 6)
In Stock: 195
$11.65 $15.79 -26%
Down To Earth Tree & Shrub 4-2-4 | 5lb - (Case of 6)
Out of stock
$11.65 $16.69 -30%
Down to Earth Vegetable Garden 4-4-4 | 5lb - OMRI Listed - (Case of 6)
In Stock: 1498
$11.65 $15.79 -26%
Down to Earth Cottonseed Meal 6-2-1 | 5lb - All Purpose - (Case of 6)
In Stock: 534
$11.65 $15.79 -26%
General Hydroponics FloraMicro 5-0-1 - 16oz
In Stock: 417
$11.57 $16.17 -28%
Big Foot Mycorrhizae Granular | 4oz
In Stock: 757
$11.54
Down to Earth Starter Mix 3-3-3 | 5lb - OMRI Listed - (Case of 6)
Out of stock
$11.48 $16.49 -30%
Down to Earth Bat Guano 7-3-1 | 2lb - OMRI Listed - (Case of 6)
In Stock: 667
$11.48 $17.99 -36%
Emerald Harvest Cali Pro Grow A, 1 qt
In Stock: 15
$11.48 $17.00 -32%
Emerald Harvest Cali Pro Grow B, 1 qt
In Stock: 4
$11.48 $17.00 -32%
Down to Earth Rock Phosphate 0-3-0 | 5lb - OMRI Listed - (Case of 6)
In Stock: 888
$11.43 $16.29 -30%
FoxFarm Happy Frog Tomato & Vegetable Fertilizer 5-7-3 | 4lb - OMRI Listed
In Stock: 2290
$11.43 $14.19 -19%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 16oz - Raises the pH in Nutrient Solution
In Stock: 204
$11.39 $12.99 -12%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 16oz - Lowers the pH in Nutrient Solution
In Stock: 336
$11.39 $12.99 -12%
Emerald Harvest Bloom, 1 qt
In Stock: 201
$11.34 $14.00 -19%
Emerald Harvest Grow, 1 qt
In Stock: 170
$11.34 $14.00 -19%
True Organic Seabird Guano 6-12-0 | 4lb - Use Twice A Year - Spring & Fall Application - Covers up to 70sq ft - OMRI Listed - (Case of 6)
In Stock: 756
$11.33 $13.99 -19%
FoxFarm Happy Frog Bone Meal 3-12-0 | 4lb - OMRI Listed - (Case of 12)
In Stock: 780
$11.27 $14.19 -21%
Neptune's Harvest Fish Fertilizer 2-4-1 | 18oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 288
$11.22 $13.99 -20%
Sustane 8-2-4 Lawn & Landscape Plant Food | 5lb - OMRI Listed - (Case of 8)
Out of stock
$11.15 $15.60 -29%
SUPERthrive Root-Gel Rooting Gel | 2oz - (Case of 12)
In Stock: 502
$11.03 $16.61 -34%
Down to Earth Solution Grade Langbeinite 0-0-22 | 5lb - OMRI Listed - (Case of 5)
In Stock: 18
$11.02 $24.49 -55%
Grotek Vitamax Pro 1-1-1 | 1L - (Case of 6)
In Stock: 192
$10.99 $25.39 -57%
Down to Earth Agmino Powder 14-0-0 | 1lb - (Case of 6)
In Stock: 54
$10.87 $23.79 -54%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 32oz
Out of stock
$10.85 $12.99 -16%
Xtreme Gardening Mykos WP | 4oz - Wettable Powder - (Case of 12)
In Stock: 125
$10.76 $12.33 -13%
FoxFarm Cultivation Nation Grow 2-1-6 | 16oz
In Stock: 180
$10.68 $12.19 -12%
FoxFarm Cultivation Nation Bloom 0-5-4 | 16oz
In Stock: 168
$10.68 $12.19 -12%
Snow Storm Ultra, 1 qt
In Stock: 6
$10.58 $54.99 -81%
Grotek Final Flush, 1 L
In Stock: 418
$10.54 $14.06 -25%
Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 32oz
Out of stock
$10.53 $12.99 -19%
Gaia Green Glacial Rock Dust, 2 kg Pouch
In Stock: 459
$10.53 $12.99 -19%
Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)
In Stock: 150
$10.52 $20.99 -50%
Down to Earth Kelp Meal 1-0.1-2 | 5lb - OMRI Listed
Out of stock
$10.44 $37.49 -72%
Roots Organics SeaBird Guano | 3lb - Powder - (Case of 3)
Out of stock
$10.41 $10.99 -5%
Grotek Blossom Blaster Pro 1-4-0 | 1L - (Case of 6)
In Stock: 72
$10.35 $30.69 -66%
Grotek Insta-Green, 1 L
In Stock: 483
$10.11 $13.48 -25%
Coco-Wet Organic Wetting Agent, 8 oz
In Stock: 17
$10.11 $12.49 -19%
Down to Earth AZOMITE Granulated | 5lb - OMRI Listed - (Case of 6)
In Stock: 552
$10.08 $14.99 -33%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 2oz
In Stock: 191
$9.99
Grotek Vitamax Plus 1-1-2 | 1L - (Case of 6)
In Stock: 113
$9.99
CYCO 1L Bloom B - (Case of 12)
In Stock: 24
$9.95 $13.19 -25%
CYCO Bloom A 1 L - (Case of 12)
In Stock: 18
$9.95 $13.19 -25%
CYCO 1L Grow B - (Case of 12)
In Stock: 48
$9.95 $13.19 -25%
CYCO 1L Grow A - (Case of 12)
In Stock: 36
$9.95 $13.19 -25%
Grotek Vital 5% Calcium | 500mL - (Case of 6)
In Stock: 24
$9.92 $25.58 -61%
Down to Earth Liquid Fish & Kelp 2-4-1 | 32oz - OMRI Listed - (Case of 12)
In Stock: 84
$9.91 $15.59 -36%
True Organic All-Purpose Plant Food 5-4-5 | 4lb - Resealable Bag - Covers up to 87sq ft - OMRI Listed - (Case of 6)
In Stock: 234
$9.91 $12.99 -24%
True Organic Tomato & Vegetable Food 4-5-6 | 4lb - Resealable Bag - Use Monthly - Covers up to 70sq ft - OMRI Listed - (Case of 6)
In Stock: 150
$9.91 $12.99 -24%
True Organic Azalea, Camellia & Rhododendron Food 5-4-3 | 4lb - Resealable Bag - Spring & Fall Application - Covers up to 87sq ft - OMRI Listed - (Case of 6)
In Stock: 78
$9.91 $12.99 -24%
True Organic Herb & Leafy Greens Food | 4lb - OMRI Listed - (Case of 6)
In Stock: 126
$9.91 $12.99 -24%
True Organic Berry Food 5-4-4 | 4lb - Resealable Bag - Use Monthly - Covers up to 58sq ft - OMRI Listed - (Case of 6)
In Stock: 180
$9.91 $12.99 -24%
True Organic Raised Bed Plant Food | 4lb - OMRI Listed - (Case of 6)
In Stock: 180
$9.91 $12.99 -24%
True Organic Rose & Flower Food | 4lb - OMRI Listed - (Case of 6)
In Stock: 300
$9.91 $12.99 -24%
HEAVY 16 Bud A, 32 oz
In Stock: 265
$9.91 $14.69 -33%
HEAVY 16 Bud B, 32 oz
In Stock: 234
$9.91 $14.69 -33%
HEAVY 16 Veg A, 32 oz
In Stock: 1054
$9.91 $14.69 -33%
HEAVY 16 Veg B, 32 oz
In Stock: 253
$9.91 $14.69 -33%
HDI Clonex Mist Root Promoter | 100mL - (Case of 20)
In Stock: 459
$9.80 $11.56 -15%
Emerald Harvest Grow | 32oz
In Stock: 85
$9.73 $14.00 -31%
Emerald Harvest Bloom | 32oz
In Stock: 84
$9.73 $14.00 -31%
General Hydroponics FloraGro 2-1-6 - 16oz
In Stock: 427
$9.72 $14.40 -33%
Down to Earth Garden Lime | 5lb - OMRI Listed - (Case of 6)
In Stock: 72
$9.69
DaKine 420 Atomic Root Powder | 250g - (Case of 4)
In Stock: 36
$9.68 $38.99 -75%
DaKine 420 Shock & Awe Bloom Booster | 500g - (Case of 4)
In Stock: 16
$9.68 $38.99 -75%
General Hydroponics FloraBloom 0-5-4 - 16oz
In Stock: 507
$9.67 $14.31 -32%
Down to Earth Bio-Live 5-4-2 | 5lb - OMRI Listed - (Case of 6)
In Stock: 468
$9.64 $19.49 -51%
Grotek Rype 3-0-0 | 500mL - (Case of 6)
In Stock: 42
$9.60 $24.75 -61%
Grotek Solo-Tek Bloom 3-8-8 | 1L - (Case of 6)
In Stock: 54
$9.54 $28.29 -66%
Grotek Solo-Tek Grow 6-3-7 | 1L - (Case of 6)
In Stock: 60
$9.54 $28.29 -66%
Coop Poop All-Purpose Garden Food by Healthy Grow | 6lb - OMRI Listed - (Case of 6)
In Stock: 18
$9.52 $11.79 -19%
SUPERthrive K-L-N Rooting Concentrate | 8oz - (Case of 12)
In Stock: 240
$9.49 $13.99 -32%
General Hydroponics FloraKleen - 32oz
In Stock: 150
$9.45 $13.24 -29%
Down to Earth Granular Humic Acids | 5lb - OMRI Listed - (Case of 6)
In Stock: 185
$9.30 $14.99 -38%
FoxFarm Cultivation Nation pH DOWN, 1 pint, case of 12
In Stock: 440
$9.29 $144.40 -94%
Down to Earth AZOMITE Slow Release Powder | 5lb - OMRI Listed - (Case of 6)
In Stock: 1020
$9.25 $12.99 -29%
Mother Earth Floressence Bloom Supplement 1-1-1 - 16oz
In Stock: 59
$9.22 $20.02 -54%
Remo Grow, 10 L
In Stock: 3
$8.91 $99.00 -91%
Grotek Pro-Silicate, 1 L
In Stock: 526
$8.84 $15.71 -44%
Roots Organics Seabird Guano Powder, 3 lbs
In Stock: 356
$8.83 $12.94 -32%
Gaia Green Power Bloom, 500 g Pouch
Out of stock
$8.80 $10.98 -20%
Pegasus Potion, 1 gal
In Stock: 8
$8.75 $51.99 -83%
FoxFarm Cha Ching, 1 lb
In Stock: 323
$8.73 $59.35 -85%
FoxFarm Beastie Bloomz, 1 lb
In Stock: 1307
$8.73 $59.35 -85%
Grotek Solo-Tek Bloom 3-8-8 | 500mL - (Case of 6)
In Stock: 12
$8.69 $16.29 -47%
FoxFarm Cultivation Nation Cal-Mag | 16oz
In Stock: 84
$8.63 $12.99 -34%
Sustane 4-6-4 Flower & Vegetable Plant Food | 5lb - OMRI Listed - (Case of 8)
In Stock: 24
$8.42 $11.79 -29%
Grotek Gro-Silic, 500 ml
In Stock: 283
$8.42 $51.99 -84%
True Organic All-Purpose Plant Food 5-4-5 | 4.5lb - Shaker Jug - Covers up to 100sq ft - OMRI Listed - (Case of 6)
In Stock: 150
$8.18 $15.99 -49%
True Organic Tomato & Vegetable Food 4-5-6 | 4.5lb - Shaker Jug - Use Monthly - Covers up to 88sq ft - OMRI Listed - (Case of 6)
In Stock: 114
$8.18 $15.99 -49%
Down to Earth Dolomite Lime | 5lb - OMRI Listed - (Case of 6)
In Stock: 72
$8.14 $10.99 -26%
Grotek Micro Power 0-0-2 | 500mL - (Case of 6)
In Stock: 36
$8.01 $20.62 -61%
HDI Europonic FossilFuel Liquid Humic Acids | 32oz
In Stock: 27
$7.98 $21.99 -64%
SUPERthrive Bonsai-Pro Liquid Plant Food 7-9-5 | 8oz - (Case of 12)
In Stock: 732
$7.95 $12.47 -36%
SUPERthrive Orchid-Pro Liquid Plant Food 7-8-6 | 8oz - (Case of 12)
In Stock: 216
$7.95 $12.47 -36%
Gaia Green All Purpose, 500 g Pouch
In Stock: 1683
$7.87 $9.89 -20%
Grotek Cal-Max, 1 qt
In Stock: 2229
$7.86 $13.96 -44%
True Organic Prilled Sulfur | 5lb - Resealable Bag - Lowers Soil pH - Covers up to 1,333sq ft - OMRI Listed - (Case of 6)
In Stock: 138
$7.74 $10.29 -25%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 8oz - The Silicon Solution - (Case of 12)
Out of stock
$7.70 $11.99 -36%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 8oz - (Case of 12)
In Stock: 9252
$7.65 $11.99 -36%
Down to Earth Oyster Shell | 5lb - OMRI Listed - (Case of 6)
Out of stock
$7.64 $11.99 -36%
MYKE Vegetable & Herb Growth Enhancer | 1.8oz - OMRI Listed - (Pallet of 36)
In Stock: 116
$7.63 $11.29 -32%
FoxFarm Open Sesame, 2 lbs
In Stock: 1384
$7.55 $99.39 -92%
Grotek Gro-Silic, 1 L
In Stock: 638
$7.53 $92.99 -92%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 8oz - (Case of 12)
In Stock: 6310
$7.51 $10.99 -32%
Grotek Bud Fuel Pro 1-3-4 | 500mL - (Case of 6)
In Stock: 24
$7.49 $22.29 -66%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 8oz - (Case of 12)
Out of stock
$7.48 $11.99 -38%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 8oz - (Case of 12)
In Stock: 552
$7.48 $11.99 -38%
Sustane 3-5-3 Compost Tea Bag | 12ct - 21gm Packs - OMRI Listed - (Case of 10)
In Stock: 30
$7.48 $10.45 -28%
Grotek Monster Grow Pro, 130 g
In Stock: 926
$7.40 $13.15 -44%
SUPERthrive ZYME 100% Enzyme Cleaner | 8oz - (Case of 12)
In Stock: 804
$7.38 $15.99 -54%
Growth Science Nutrients Rock Solid, 2.5 gal
In Stock: 2
$7.32 $149.99 -95%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 1 gal
In Stock: 33
$7.24 $53.55 -86%
DaKine 420 Nitro Nutrients Base | 500g - (Case of 4)
In Stock: 7
$7.20 $28.99 -75%
DaKine 420 Nitro Nutrients Bloom | 500g - (Case of 4)
In Stock: 12
$7.20 $28.99 -75%
DaKine 420 Bio Minerals | 500g - (Case of 4)
In Stock: 16
$7.20 $28.99 -75%
DaKine 420 CalMag | 500g - (Case of 4)
In Stock: 4
$7.20 $28.99 -75%
DaKine 420 Sticky Icky Enzymes | 100g - (Case of 20)
In Stock: 20
$7.20 $28.99 -75%
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