Top 9 Fertilizer for Hydroponics – Garden Fertilizers

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1. General Hydroponics


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

General Hydroponics #ad - General hydroponics FloraGro 2-1-6 delivers nutrients for structural and foliar growth. Contains an n-p-K of 2-1-6. To ensure the best results, always add FloraMicro to fresh water first, stir well, then add FloraGro and/or FloraBloom. Ideal for hydroponic applications and as a nutrient supplement for potted plants. Combine floragro 2-1-6 with floramicro and floraBloom to create a nutrient mix tailor-made for your plants and their phase of growth seedling, flowering, structural, cutting, or fruiting.
BrandGeneral Hydroponics #ad
ManufacturerGeneral Hydroponics #ad
Height3.2 Inches
Length3.2 Inches
Weight2.4 Pounds
Width8.8 Inches
Part NumberHGC718040

2. AeroGarden


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

AeroGarden #ad - Convenient to use dispenser cup with ML markings included. Add nutrients whenever you water for more consistent, faster growth. Size bottle. Patented, organic pH buffering system great for all hydroponic applications. Specially formulated Liquid Nutrients for better growth and germination. 88. 72 ml 3 oz.
BrandAeroGarden #ad
ManufacturerAeroGarden #ad
Height3.75 Inches
Length0.75 Inches
Weight0.19 Pounds
Width1.5 Inches
Part Number100824-0000

3. MasterBlend


MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk 2.5 Pound Kit

MasterBlend #ad - Packed by weight in a 1/1/05 ratio based off the masterblend recipe of 12g MB, 12g, CN, and 6g ES. Masterblend 4-18-38 master Kit 3 Separate Components in correct amounts. 100% water soluble for easy plant uptake. Contains masterblend 4-18-38, calcium Nitrate 15. 5-0-0, and epsom Salt Magnesium Sulfate. Used by professionals worldwide for optimum plant growth.
BrandMasterBlend #ad
ManufacturerMasterBlend #ad
Weight10 Pounds
Part NumberAACXZSG-119

4. General Hydroponics


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

General Hydroponics #ad - Floramicro: contains nitrogen and calcium, as well as trace minerals, which are essential for a comprehensive hydroponic plant diet. Florabloom: adds phosphorus, potassium, magnesium, and sulfur to provide nutrients for flower and fruit development. Floragro: provides additional nitrogen and potassium for structural and foliar growth. The flora series is a hydroponic-based nutrient system that helps fulfill your plants’ nutrient needs at every stage of growth. Nutrients included in the Series are FloraMicro, FloraBloom, and FloraGro.
BrandGeneral Hydroponics #ad
ManufacturerGeneral Hydroponics #ad
Height9 Inches
Length10 Inches
Weight1 Pounds
Width10 Inches
Part NumberHGCVB00062

5. AeroGarden


AeroGarden Liquid Nutrients 1 Liter

AeroGarden #ad - 1 liter food for plants has a long shelf life and provides more than 100 AeroGarden feedings. Plant fertilizer is instantly available to plants and improves the release of critical micronutrients.

Liquid plant food contains a pH buffering system great for houseplants and all hydroponic gardening applications for consistent, fast growth. Indoor gardening with an AeroGarden growing system provides water and food reminders to help plants thrive. This indoor plant food is great paired with our Easy Feed Plant Food Nutrient Dispensers sold separately that provide precise measurements in milliliters.
BrandAeroGarden #ad
ManufacturerAeroGarden #ad
Height7.5 Inches
Length5 Inches
Weight2.6 Pounds
Width2 Inches
Part Number970281-0000



FAFAGRASS One for All Liquid Fertilizer for Indoor Garden, Hydroponic Nutrients for Hydroponic Growing System, Liquid Plant Food for Plants in Grow Sponges, Hydroponic Fertilizer 3.5oz

FAFAGRASS #ad - Just mix a small amount of it with water Follow the label for the right ratio. Contains macro and trace elements required by plants, perfect for seedlings, vegetative growth and flowering.

Liquid fertilizer for hydroponic growing system, not eatble. Additional nutrients for your indoor garden. Highest quality and easy to apply, nutrient chooses only the best and most renewable materials. 250 times concentrated nutrients, 1 bottle for all growing needs. And it doesn't require complex applications. For best results, every ingredient and every process was designed to keep sustainability in mind, use every 1-2 weeks. Works in all hydroponic indoor garden as well as outdoor plants, perfect for root growth, flowering and fruiting.
ManufacturerFAFAGRASS #ad
Height4.92 Inches
Length1.97 Inches
Weight0.22 Pounds
Width1.97 Inches
Part Number661558913602

7. General Hydroponics


General Hydroponics MaxiGro Plant Food For Vigorous Growth, 2.2 lb

General Hydroponics #ad - Use to encourage growth of seedlings and cuttings and to stimulate rapid growth through the vegetative growth stage. Maxigro and maxibloom are stand-alone, water-soluble, dry concentrated nutrients. Use in the reproductive stage in fast-growing annuals. Maxigro and maxibloom will provide superior results when used with a wide variety of crops in all hydroponic, soil or soil-based growing environments. Use 1-2 teaspoons per gallon of water.
BrandGeneral Hydroponics #ad
ManufacturerGeneral Hydroponics #ad
Height3.4 Inches
Length4.1 Inches
Weight1.7 Pounds
Width4.8 Inches
Part NumberHGC718301

8. Fox Farm


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

Fox Farm #ad - This nutrient solution emphasizes the maximum genetic growth; flowering; and fruiting characteristics of each plant. Grow big hydro set the standard for quality results. Grow big hydro delivers a full spectrum of micro nutrients.
BrandFox Farm #ad
ManufacturerSunlight Supply Inc. #ad
Height2.5 Inches
Length2.5 Inches
Weight1.3 Pounds
Width7.81 Inches
Part Number718539



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

ENVY #ad - Prime nutrient blend ensures maximum absorption for your plants - thanks to scientifically formulated Iron Fe chelated with DTPA. Ultra concentrated - a little ENVY goes a long way; offering Greenhouse Grade nutrients for abundant harvests. 2-part nutrient pack - two bottles is all you need from start to finish of your grow cycle! No need for complex nutrient schedules. Grow green with envy to get the best out of your grow's genetics using ENVY's fortified NPK blend for continued quality growth. High calcium content 5% ca for strong, tall, hardy plants.
BrandENVY #ad
ManufacturerNational Liquid Fertilizer #ad
Part NumberAB12