Nutrients & Additives

5 lbs Shine by Veg + Bloom- A Hydroponic Powder That Enhances The Bloom Stage of Plant Growth. Add to Reservoir During to Maximize Crop Production | Common Culture Trimming Scissors Included
$181.69 Buy Now
Advanced Nutrients Bloom, Micro & Grow, Pack of 3, 1 L Each
$38.37 Buy Now
Advanced Nutrients Professional Grower Bundle Tarantula Nirvana Sensizym Plant Fertilizer Ph Balance, 1 L
$111.14 Buy Now
AeroGarden Liquid Nutrients (1 Liter)
$23.42 Buy Now
Bloom City Professional pH Down Liquid Fertilizer, Quart (32 oz)
$16.65 Buy Now
Botanicare Cal-Mag Plus, A Calcium, Magnesium, And Iron Plant Supplement, Corrects Common Plant Deficiencies, Add To Water Or Use As A Spray, 2-0-0 NPK, Quart
$20.39 Buy Now
Botanicare Hydroguard Bacillus Root Inoculant, Quart
$33.52 Buy Now
Cinderite 100% Organic ParaHydro Specifically Designed for Hydroponic and Aquaponic Applications-Volcanic Additive stimulates Micro-Organism Activity. Safe Around Children & Aquatic Life – 12 lb. Bag
$19.95 Buy Now
Down to Earth All Natural Acid Mix Fertilizer 4-3-6, 5 lb
$17.00 Buy Now
ENVY Part A (6-0-5) & Part B (1-5-6) – Two-Part Base Nutrients for Hydroponics, Soil & Coir (A/B Combo) (Quarts)
$32.99 Buy Now
Fish Head Farms Organic Soil Conditioner for Yield and Flavor Enhancement. Useful in both Garden and Hydroponics Applications. 500 mL
$56.25 Buy Now
Flower Fuel 1-34-32, 1000g – The Best Flower Additive for Bigger, Heavier Harvests (1000g)
$54.97 Buy Now
Fox Farm 752289790904 FoxFarm Big Bloom Gallon
$56.98 Buy Now
Fox Farm FX14094 Grow Big Hydro Liquid Concentrate, 1 Pint Fertilizer
$18.96 Buy Now
Fox Farm GLCMBX0001 Open Sesame, Cha Ching, Beastie Bloomz Plant Nutrients, 6 Oz Combo Pack Fertilizer
$40.86 Buy Now
Fox Farm Liquid Nutrient Trio Hydro Formula: Big Bloom, Grow Big Hydro, Tiger Bloom (Pack of 3-16 oz. Bottles) 1 Pint Each + Gloves & Pipette
$35.99 Buy Now
Fox Farm Liquid Nutrient Trio Soil Formula – Big Bloom, Grow Big, Tiger Bloom Pint Size (Pack of 3)
$38.49 Buy Now
Fox Farm Plant Fertilizer Soil Bundle: Big Bloom, Grow Big, Tiger Bloom, Cal-Mag (Pack of 4-16 oz Bottles) + Twin Canaries Chart
$54.99 Buy Now
Fox Farm Starter Bundle | Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz. Bottles) | 12 Quart Ocean Forest Garden Potting Soil Bag | The Hydroponic City Stakes
$54.99 Buy Now
FoxFarm 790218 Fox Farm FX14010 1-Quart Grow Big Hydroponic Liquid Concentate, Blue
$24.08 Buy Now
FoxFarm Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz Bottles) + Twin Canaries Chart
$36.99 Buy Now
General Hydroponics Diamond Nectar, Nutrient Additive, 0-1-1, 6 gal.
$176.23 Buy Now
General Hydroponics Flora Series: FloraMicro, FloraBloom, FloraGro – 3-Part Hydroponic Nutrient System, 1 qt. Bottles
$43.99 Buy Now
General Hydroponics Flora Series: FloraMicro, FloraBloom, FloraGro – 3-Part Hydroponic Nutrient System, 1 qt. Bottles
$46.99 Buy Now
General Hydroponics FloraGro 2-1-6, Use With FloraMicro & FloraBloom, Provides Nutrients For Structural & Foliar Growth, Ideal For Hydroponics, 1-Quart
$12.99 Buy Now
General Hydroponics FloraMicro 5-0-1, Use with FloraBloom & FloraGro for A Tailor-Made Nutrient Mix Ideal for Hydroponics, 6-Gallon
$181.91 Buy Now
General Hydroponics FloraNova Grow & Bloom – 1 Pint Each
$32.10 Buy Now
General Hydroponics FloraNova Grow 7-4-10, Robust Strength of Dry Fertilizer But in Rapid Liquid Form, Use for Hydroponics, Soilless Mixtures, Containers & Garden Grown Plants, 1-Quart
$24.79 Buy Now
General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System with FloraMicro, FloraBloom and FloraGro, 1 gal.
$79.58 Buy Now
General Hydroponics GH1516 Indicator Fertilizer, 8-Ounce, Purple ph-test-strips, natural
$15.99 Buy Now
General Hydroponics Liquid KoolBloom 0-10-10 – Concentrated Nutrient Additive, 1 qt
$21.76 Buy Now
General Hydroponics MaxiGro Plant Food For Vigorous Growth, 2.2 lb
$15.99 Buy Now
General Hydroponics MaxiGro, 2.2 lb
$16.69 Buy Now
General Hydroponics RapidStart, Plant Food, 1-0.5-1, 1 L.
$84.31 Buy Now
General Organics BioRoot, Plant Food for the Roots, 0-1-1, 1 qt.
$19.83 Buy Now
GH General Hydroponics Flora Series: FloraGro, FloraBloom, FloraMicro 16oz
$35.99 Buy Now
Go Grow Hydroponic Nutrients for All Veggies, Leafy Greens, Herbs and Flowers 1 Gallon – 10 Pack (10 Gallons)
$19.95 Buy Now
GreenGro Green Aminos, Rooting Stimulator Blend with Amino Acids and Nutrients for Potting Mix, Soils, Cuttings, and Hydroponic Gardens, Organic Plant Food for Indoor and Outdoor Plants
$134.94 Buy Now
Humboldts Secret Base A & B Bundle – World’s Best Base Nutrient System – Liquid Nutrient/Fertilizer for Outdoor & Indoor Plants – Supports Vegetative and Flowering Stages of Plants – Set of Quarts
$36.98 Buy Now
Humboldts Secret Golden Tree: Best Plant Food for Plants & Trees – All-in-One Concentrated Additive – Vegetables, Flowers, Fruits, Lawns, Roses, Tomatoes & More (1 Gallon)
$290.00 Buy Now
Humboldts Secret Plant Enzymes – Best Plant and Root Enzymes – 7000 Active Units of Enzyme per Milliliter – Quality Plant Food and Plant Fertilizer – Highly Concentrated – 8 Ounce
$34.98 Buy Now
Humboldts Secret Starter Kit Pack – World’s Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron
$99.99 Buy Now
Humboldts Secret Tree Trunk – Silicate Additive – Advanced Nutrients – Helps Plants Flourish – Indoor Plant Food – Hydroponic Nutrients – Liquid Fertilizer (32 Ounce)
$24.98 Buy Now
Hydroponic Nutrients (1 Liter=0.26gal) Liquid Fertilizer for Aerogarden Plant Food Indoor Garden Organic Hydroponics Fertilizer for Vegetables
$22.99 Buy Now
iDOO Indoor Plant Food (400ml in Total), Water Soluble All-Purpose Concentrated Fertilizer for Hydroponics System, Potted Houseplants
$18.99 Buy Now
Liqui-Dirt Nano Powder All-Purpose Organic Complete Plant Food -18 Balanced Super Foods Blend of Vitamins Minerals Micro-Fungi and Bio-Organisms (50 Gallons)
$36.80 Buy Now
Liquid Plant Food for use in AeroGarden, IDOO and Hydroponic Growing Systems, Liquid Fertilizer 8 oz (250mL)
$9.49 Buy Now
MICROBE Life HYDROPONICS PH2166 Photosynthesis Plus-O All Nutrients for Maximum Yields, Brown (1 Gallon)
$90.99 Buy Now
Miracle-Gro AeroGarden Liquid Plant Fertilizer for Use in AeroGarden Hydroponic Indoor Garden, 3 fl. oz.
$15.54 Buy Now
Mycorrhizal Fungi Root Enhancer for Plants – Bigger, Stronger, Healthier Roots, Use in Soil and Mycorrhizae Hydroponic – Super 20X Concentrated – Trifecta Myco Supreme (57 Grams / 2 OZ)
$19.95 Buy Now
NEW Hydroponics Set of MaxiBloom for Flowering & MaxiGro for Vegetable Nutrients
$29.25 Buy Now
Plant Food Hydroponic Nutrients Supplies: Hydroponics Growing System General A&B Water Soluble Solid Fertilizer for Vegetables Fruits Flowers Thrive – Indoor Herb Garden Plants Accessories
$13.99 Buy Now
Purpinator – Liquid Nutrient Additive for Flowering and Fruiting Plants, For Use in Hydroponics and Soil, 1 qt.
$18.67 Buy Now
SUPERthrive The Original Vitamin Solution – Liquid Concentrate, May Add to Any Fertilizing Program, 4 fl. oz.
$12.97 Buy Now
SUPERthrive VI30155 Plant Vitamin Solution, 1 Pint,Multi
$24.30 Buy Now
Xtreme Gardening HGC721268 Azos Hydroponic Nutrient Fertilizer, 8 lb, Black
$242.67 Buy Now

5 lbs Shine by Veg + Bloom- A Hydroponic Powder That Enhances The Bloom Stage of Plant Growth. Add to Reservoir During to Maximize Crop Production | Common Culture Trimming Scissors Included

Advanced Nutrients Bloom, Micro & Grow, Pack of 3, 1 L Each

Advanced Nutrients Professional Grower Bundle Tarantula Nirvana Sensizym Plant Fertilizer Ph Balance, 1 L

AeroGarden Liquid Nutrients (1 Liter)

Bloom City Professional pH Down Liquid Fertilizer, Quart (32 oz)

Botanicare Cal-Mag Plus, A Calcium, Magnesium, And Iron Plant Supplement, Corrects Common Plant Deficiencies, Add To Water Or Use As A Spray, 2-0-0 NPK, Quart

Botanicare Hydroguard Bacillus Root Inoculant, Quart

Cinderite 100% Organic ParaHydro Specifically Designed for Hydroponic and Aquaponic Applications-Volcanic Additive stimulates Micro-Organism Activity. Safe Around Children & Aquatic Life – 12 lb. Bag

Down to Earth All Natural Acid Mix Fertilizer 4-3-6, 5 lb

ENVY Part A (6-0-5) & Part B (1-5-6) – Two-Part Base Nutrients for Hydroponics, Soil & Coir (A/B Combo) (Quarts)

Fish Head Farms Organic Soil Conditioner for Yield and Flavor Enhancement. Useful in both Garden and Hydroponics Applications. 500 mL

Flower Fuel 1-34-32, 1000g – The Best Flower Additive for Bigger, Heavier Harvests (1000g)

Fox Farm 752289790904 FoxFarm Big Bloom Gallon

Fox Farm FX14094 Grow Big Hydro Liquid Concentrate, 1 Pint Fertilizer

Fox Farm GLCMBX0001 Open Sesame, Cha Ching, Beastie Bloomz Plant Nutrients, 6 Oz Combo Pack Fertilizer

Fox Farm Liquid Nutrient Trio Hydro Formula: Big Bloom, Grow Big Hydro, Tiger Bloom (Pack of 3-16 oz. Bottles) 1 Pint Each + Gloves & Pipette

Fox Farm Liquid Nutrient Trio Soil Formula – Big Bloom, Grow Big, Tiger Bloom Pint Size (Pack of 3)

Fox Farm Plant Fertilizer Soil Bundle: Big Bloom, Grow Big, Tiger Bloom, Cal-Mag (Pack of 4-16 oz Bottles) + Twin Canaries Chart

Fox Farm Starter Bundle | Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz. Bottles) | 12 Quart Ocean Forest Garden Potting Soil Bag | The Hydroponic City Stakes

FoxFarm 790218 Fox Farm FX14010 1-Quart Grow Big Hydroponic Liquid Concentate, Blue

FoxFarm Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz Bottles) + Twin Canaries Chart

General Hydroponics Diamond Nectar, Nutrient Additive, 0-1-1, 6 gal.

General Hydroponics Flora Series: FloraMicro, FloraBloom, FloraGro – 3-Part Hydroponic Nutrient System, 1 qt. Bottles

General Hydroponics Flora Series: FloraMicro, FloraBloom, FloraGro – 3-Part Hydroponic Nutrient System, 1 qt. Bottles

General Hydroponics FloraGro 2-1-6, Use With FloraMicro & FloraBloom, Provides Nutrients For Structural & Foliar Growth, Ideal For Hydroponics, 1-Quart

General Hydroponics FloraMicro 5-0-1, Use with FloraBloom & FloraGro for A Tailor-Made Nutrient Mix Ideal for Hydroponics, 6-Gallon

General Hydroponics FloraNova Grow & Bloom – 1 Pint Each

General Hydroponics FloraNova Grow 7-4-10, Robust Strength of Dry Fertilizer But in Rapid Liquid Form, Use for Hydroponics, Soilless Mixtures, Containers & Garden Grown Plants, 1-Quart

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System with FloraMicro, FloraBloom and FloraGro, 1 gal.

General Hydroponics GH1516 Indicator Fertilizer, 8-Ounce, Purple ph-test-strips, natural

General Hydroponics Liquid KoolBloom 0-10-10 – Concentrated Nutrient Additive, 1 qt

General Hydroponics MaxiGro Plant Food For Vigorous Growth, 2.2 lb

General Hydroponics MaxiGro, 2.2 lb

General Hydroponics RapidStart, Plant Food, 1-0.5-1, 1 L.

General Organics BioRoot, Plant Food for the Roots, 0-1-1, 1 qt.

GH General Hydroponics Flora Series: FloraGro, FloraBloom, FloraMicro 16oz

Go Grow Hydroponic Nutrients for All Veggies, Leafy Greens, Herbs and Flowers 1 Gallon – 10 Pack (10 Gallons)

GreenGro Green Aminos, Rooting Stimulator Blend with Amino Acids and Nutrients for Potting Mix, Soils, Cuttings, and Hydroponic Gardens, Organic Plant Food for Indoor and Outdoor Plants

Humboldts Secret Base A & B Bundle – World’s Best Base Nutrient System – Liquid Nutrient/Fertilizer for Outdoor & Indoor Plants – Supports Vegetative and Flowering Stages of Plants – Set of Quarts

Humboldts Secret Golden Tree: Best Plant Food for Plants & Trees – All-in-One Concentrated Additive – Vegetables, Flowers, Fruits, Lawns, Roses, Tomatoes & More (1 Gallon)

Humboldts Secret Plant Enzymes – Best Plant and Root Enzymes – 7000 Active Units of Enzyme per Milliliter – Quality Plant Food and Plant Fertilizer – Highly Concentrated – 8 Ounce

Humboldts Secret Starter Kit Pack – World’s Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Humboldts Secret Tree Trunk – Silicate Additive – Advanced Nutrients – Helps Plants Flourish – Indoor Plant Food – Hydroponic Nutrients – Liquid Fertilizer (32 Ounce)

Hydroponic Nutrients (1 Liter=0.26gal) Liquid Fertilizer for Aerogarden Plant Food Indoor Garden Organic Hydroponics Fertilizer for Vegetables

iDOO Indoor Plant Food (400ml in Total), Water Soluble All-Purpose Concentrated Fertilizer for Hydroponics System, Potted Houseplants

Liqui-Dirt Nano Powder All-Purpose Organic Complete Plant Food -18 Balanced Super Foods Blend of Vitamins Minerals Micro-Fungi and Bio-Organisms (50 Gallons)

Liquid Plant Food for use in AeroGarden, IDOO and Hydroponic Growing Systems, Liquid Fertilizer 8 oz (250mL)

MICROBE Life HYDROPONICS PH2166 Photosynthesis Plus-O All Nutrients for Maximum Yields, Brown (1 Gallon)

Miracle-Gro AeroGarden Liquid Plant Fertilizer for Use in AeroGarden Hydroponic Indoor Garden, 3 fl. oz.

Mycorrhizal Fungi Root Enhancer for Plants – Bigger, Stronger, Healthier Roots, Use in Soil and Mycorrhizae Hydroponic – Super 20X Concentrated – Trifecta Myco Supreme (57 Grams / 2 OZ)

NEW Hydroponics Set of MaxiBloom for Flowering & MaxiGro for Vegetable Nutrients

Plant Food Hydroponic Nutrients Supplies: Hydroponics Growing System General A&B Water Soluble Solid Fertilizer for Vegetables Fruits Flowers Thrive – Indoor Herb Garden Plants Accessories

Purpinator – Liquid Nutrient Additive for Flowering and Fruiting Plants, For Use in Hydroponics and Soil, 1 qt.

SUPERthrive The Original Vitamin Solution – Liquid Concentrate, May Add to Any Fertilizing Program, 4 fl. oz.

SUPERthrive VI30155 Plant Vitamin Solution, 1 Pint,Multi

Xtreme Gardening HGC721268 Azos Hydroponic Nutrient Fertilizer, 8 lb, Black