Nitrogen Fertilizers For Hydroponics
Nitrogen fertilizers are essential for hydroponic systems, providing plants with important nutrients for growth and development. The products displayed on this page are specifically formulated to deliver an optimal balance of nitrogen for hydroponic plants.
These fertilizers typically consist of a blend of nitrogen compounds such as ammonium nitrate, urea, and ammonium sulfate, which are readily absorbed by plants through their root systems. By using these nitrogen fertilizers, hydroponic gardeners can ensure their plants receive the necessary nutrients for healthy growth and high yields.
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32oz Liquid Plant Food for AeroGarden & Hydroponic Systems
$19.97 Buy Now– Product: Aeroponics and Hydroponics Liquid Plant Food
– Manufacturer: HiThrive
– NPK Ratio: 4-3-6
– Package Dimensions: 8.54 x 5.2 x 5 inches; 1.2 Pounds
– Country of Origin: USA
– Feeding Schedule: Every 2 weeks
– Available Sizes: 16 oz and 32 oz
– Ideal for all water-based plants
– Contains essential plant nutrients and micronutrients
– Easy to use and instant feeding formula -
Humboldts Secret A&B Liquid Hydroponic Fertilizer
$24.97 Buy Now– Complete macronutrient profile for plant nutrition
– Easy-to-use two-part system
– Suitable for all cultivation mediums
– Commercial-grade and garden-friendly
– Appropriate for all plant life -
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Hydroponic Nourish-L Plant Conditioner for Fruits & Vegetables
Original price was: $17.95.$17.00Current price is: $17.00. Buy Now– Certified Organic Nourish-L
– Contains high quality peat extract
– Contains rare earth humic acids
– Contains a blend of naturally occurring vegetative spore-forming microorganisms
– Helps make iron, nitrogen, and other nutrients more bioavailable
– Derived from a highly decomposed humus deposit
– Increases water retention and improves nutrient uptake
– Supports plant nutrition and increases vigor
– Can be used in indoor or outdoor gardens with various hydroponic systems -
V-PK Dry Soluble 1lb Nitrogen Fertilizer for Indoor Plants
$50.00 Buy Now– V-PK Dry Soluble (0-10-8) Nitrogen Fertilizer
– Contains 1lb of fertilizer
– Suitable for indoor house plants, vegetable gardens, aerogardens, hydroponics, and aeroponic tower systems
– Organic and water-soluble nutrients
– Highly concentrated liquid fertilizer
– Promotes growth and health in plants -
Lotus Nutrients Intro Pack for Hydroponics and Soil Plants
$22.95 Buy Now– Price: $23.95
– Manufacturer: SuperCloset
– Package Dimensions: 6.34 x 5.28 x 2.52 inches; 14.89 ounces
– Country of Origin: Canada
– Designed for soil, hydroponics, coco coir, auto feeder, or outdoor gardens
– Includes Grow, Bloom, Boost, Cal/Mag, & Carboflush nutrients
– Pure bloom booster with essential micro & macro elements
– Promotes bigger yields and healthier plants
– California company with industry-leading customer support -
Nutriling 32OZ Liquid NPK Fertilizer for Indoor & Outdoor Plants
$15.60 Buy Now– Brand: Nutriling
– Product Dimensions: 3.93 x 3.14 x 7.87 inches; 2 Pounds
– Date First Available: November 1, 2022
– Manufacturer: Agrido Science Ltd
– ASIN: B0BL5MWR6G
– Country of Origin: Bulgaria
– NPK Ratio: 3-1-6
– Suitable for indoor plants, hydroponic systems, and various cultivation methods
– Contains essential macro and micronutrients for healthy plant growth and abundant yields -
Greenway Biotech’s 12-61-0 Fertilizer – 5 lbs
$49.99 Buy Now– Nutrient ratio of 12-61-0
– Water-soluble formulation
– Enhanced flowering and fruiting
– Suitable for various crops
– Reduced environmental impact
– Heavy metal-free formula -
Greenway Biotech Cal-Mag Plus Hydroponic Concentrate – 5 lbs
$57.99 Buy Now– Versatile use on all plants, including vegetables, fruits, flowers, and herbs
– Trusted brand with high-quality products
– 100% satisfaction guarantee
– Essential for preventing common growth deficiencies
– Easy to use, simply mix with water
– Safe and effective, free from harmful heavy metals
– Sustainable and environmentally friendly
– Trusted brand in the gardening and agriculture industry -
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216Grow Nutrient Concentrate for Growth (1-Pint)
Original price was: $19.00.$13.99Current price is: $13.99. Buy Now– Product Dimensions: 2.5 x 2.5 x 8 inches; 1.26 Pounds
– Item model number: NHYD-GRO216
– NPK Ratio: 2-1-6 (2% Nitrogen, 1% Phosphorus, 6% Potassium)
– Manufacturer: SimplyGro
– Suitable for hydroponic applications and as a supplemental fertilizer in soil and coco coir -
Blossom Green Hydroponic Bloom Booster Fertilizer – 1.87 lbs
$26.99 Buy Now– Manufacturer: Greenway Biotech, Inc.
– Item Weight: 2 Pounds
– Model Number: TRTAZ11A
– Country of Origin: USA
– NPK Ratio: 2-6-8
– Key Nutrients: 2% Nitrogen, 6% Potassium, 8% Phosphorus
– Promotes blossom formation and enhances fruit and flower production
– High-quality and purity ensured by stringent quality control measures -
Hydroponic Plant Food A and B, 400ML Fertilizer for Lettuce
$11.99 Buy Now– High-quality hydroponic fertilizer
– Provides vital micronutrients like Phosphorus, Potassium, and Calcium
– Compatible with Idoo, QYO, LYKO Hydroponics Growing System
– Environmentally friendly and non-polluting
– Specially formulated for indoor herb gardens and hydroponic systems
– Efficient 24-hour after-sales service -
High Purity Calcium Nitrate Fertilizer: Enhances Plant Growth
$14.95 Buy Now– Product Dimensions: 6 x 5 x 1 inches; 1.01 Pounds
– Item model number: Generic
– Date First Available: November 29, 2023
– Manufacturer: Generic
– ASIN: B0CP699VSL
– Country of Origin: USA
– 15.5% Nitrogen content
– Available in 1lb and 5lb packs
– Water-soluble for easy absorption
– Promotes healthy root development
– Suitable for both novice and experienced hydroponic gardeners -
1000ML Hydroponics Nutrient Fertilizer for Indoor Gardens
$19.99 Buy Now– Brand: Ambgrow
– Product: Hydroponic Kit
– Includes: Gourmet Herb Seed Pod Kit
– Package Dimensions: 7.8 x 5.83 x 2.99 inches; 11.68 ounces
– Manufacturer: Ambgrow
– ASIN: B0BWF6Y1KN
– Country of Origin: China
– Compatible with Idoo, QYO, LYKO, Trecaan Hydroponics Growing System
– Package includes 500ML-1 pack A food, 500ML-1 pack food B
– Rich in Trace Elements including Nitrogen, Phosphorus, Potassium, Calcium, Magnesium, and more
– Improved release of critical micronutrients for better germination and growth
– Lifetime replacement warranty offered by the manufacturer -
Greenway Biotech Magnesium Fertilizer (11-0-0) – 5 lbs
$34.99 Buy Now– Premium quality blend of magnesium nitrate and magnesium oxide
– Guaranteed analysis of 11-0-0
– 100% water-soluble formula for easy absorption by plants
– Suitable for use with a wide range of plants
– Designed to provide long-lasting results and prevent magnesium deficiencies in plants -
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Nutriling 3-Part Plant Nutrients Fertilizer for Indoor/Outdoor Gardens
Original price was: $46.90.$39.80Current price is: $39.80. Buy Now– Nutriling BLOOM MICRO GROW plant nutrients bundle
– Includes Royal Grower – GROW, Bloom Spirit – BLOOM, and Leaf Queen – MICRO fertilizers
– Provides balanced nitrogen, phosphorus, and potassium for all stages of plant growth
– Supports healthy root development and flower/fruit production
– Enhances plant vitality and resistance to environmental stressors -
Blood Meal Fertilizer Mix 12-0-0, 5 lb
$36.96 Buy Now– Brand: Down To Earth
– Type: Blood Meal Fertilizer
– Size: 5 pounds
– Formula: 12-0-0
– Listed by the Organic Materials Review Institute (OMRI)
– Promotes rapid vegetative growth
– Suitable for heavy feeders like corn, spinach, broccoli
– Recommended for fruiting plants like tomatoes, peppers, squash, melons
– Application: 2-4 pounds for 100 square feet of garden soil -
Sale!
Jack’s Classic 15-0-0 Calcium Nitrate 25 lb. Fertilizer
Original price was: $54.00.$48.39Current price is: $48.39. Buy Now– Price: $48.39
– Guaranteed Analysis: 15-0-0
– Uses and Benefits: Calcium Uptake and Leaf Growth
– Includes Micronutrients: Yes
– Water Soluble: Yes
– Use in Continuous Feed Program: Yes
– Manufacturer: Jack’s Classic
– ASIN: B07CY62XXP -
Jack’s Calcium Nitrate Fertilizer 15-0-0, 2.2lbs
$22.28 Buy Now– Price: $22.28
– Customer Reviews: 4.8 out of 5 stars (140 reviews)
– Guaranteed Analysis: 15-0-0
– Uses and Benefits: Calcium Uptake and Leaf Growth
– Includes Micronutrients: Yes
– Water Soluble: Yes
– Use in Continuous Feed Program: Yes
– Package Dimensions: 10.51 x 8.74 x 3.35 inches; 2.2 Pounds
– Item model number: 15-0-0
– Date First Available: February 11, 2019 -
Sale!
Hydroponic Nutrients Kit for Various Plants
Original price was: $9.89.$8.99Current price is: $8.99. Buy Now– Package Dimensions: 6.06 x 5.43 x 2.28 inches; 4.66 ounces
– Item model number: RDGD-HG001
– Date First Available: June 20, 2023
– Manufacturer: RDGDFONG
– ASIN: B0C8MN7V6L
– Country of Origin: China
– Compatible with all growing media
– A+B Nutrient Refills included
– Compatible with many brands of hydroponic growing systems
– Easy to use with dispensing cup for convenient metering
– General Hydroponics Fertilizer formula for robust plant growth -
Greenway Biotech Lettuce Fertilizer Powder 8-15-36 – 1 Pound
$24.99 Buy Now– Greenway Biotech Lettuce Fertilizer 8-15-36 Powder
– Suitable for various crops including kale, broccoli, spinach, and lettuce
– 100% water soluble and easy to use
– Contains premium ingredients such as nitrogen, phosphorous, potassium, and micronutrients
– Improves soil quality and promotes healthy plant growth
– Eco-friendly and free of heavy metals or harmful materials -
Nouri Hydroponic Liquid Plant Food A & B Nutrients
$9.99 Buy Now– Specially formulated liquid fertilizer for all types of indoor plants
– Contains essential minerals and elements for optimal growth and health
– Safe for plants, people, and pets as it does not contain pesticides or herbicides
– Fully water soluble and pH-balanced for easy absorption by plants
– Compatible with all growing mediums for indoor plants
– Designed to support strong and healthy root development
– Easy to use with clear measurement markings and simple mixing instructions -
Microbe Life Plant Growth Enhancer for Hydroponics and Soil
$19.80 Buy Now– Soil conditioner derived from rare organic humus deposit
– Provides healthier soil structure and enhances nutrient absorption
– Contains live beneficial microbiology and trace minerals
– Increases plant growth and fruit yields
– Safe for use around people, pets, and wildlife
– Compatible with all hydroponic systems and soil types -
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GreenGro Peruvian Seabird Guano Organic Plant Fertilizer
Original price was: $88.38.$22.99Current price is: $22.99. Buy Now– Brand: GreenGro Biologicals
– Package Dimensions: 12.17 x 7.8 x 3.82 inches; 4.07 Pounds
– Date First Available: September 7, 2022
– Manufacturer: GreenGro Biologicals
– Country of Origin: USA
– Ingredients: Seabird guano, minerals
– Benefits: Improves roots and soil quality, high yields, all-natural ingredients
– Multipurpose use: Indoor, outdoor, hydroponic plants
– Goal: Leading organic soil amendment company in the United States -
Hydroponic pH Down Fertilizer for Optimal Plant Growth
$11.99 Buy Now– Price: $11.99
– Manufacturer: Chemboys
– ASIN: B09K9RHWX5
– Date First Available: October 25, 2021
– Made in the USA
– Concentrated formula
– Suitable for hydroponics, coco coir, and soil
– Helps lower pH balance for healthier plants
– Increases bloom size and crop yield
– Can be used for commercial or home use -
GH FloraPro Late Bloom 0-24-26 Fertilizer, 5 lb
$38.75 Buy Now– General Hydroponics Florapro Late Bloom 0-24-26
– Designed for commercial cultivation
– Excellent concentrations and ratios of nutrients for flower development
– Derived from magnesium sulfate, monopotassium phosphate, and potassium sulfate
– Used as part of the FloraPro product system
– Can be used in combination with FloraPro Bloom or as a replacement
– Create a concentrated stock solution per dilution chart
– Each FloraPro fertilizer should be mixed in a separate tank -
DaKine 420 Nitro Hydroponic Nutrients (200g) – Indoor Plant Fertilizer
$26.99 Buy Now– Top-rated nutrients formula for raging growth
– Pure calcium, free of chloride, sodium, and heavy metals
– Nitrate nitrogen for superior plant growth
– Water-soluble formula for various growing applications
– Supports increased yields and faster growth
– Perfect pH balance for blooming and flowering plants
– Developed by experienced “Mad Scientists” in indoor growing facilities -
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GH FloraSeries & CALiMAGic Bundle for Hydroponic Systems
Original price was: $58.20.$55.05Current price is: $55.05. Buy Now– General Hydroponics FloraSeries and CALiMAGic Bundle
– FloraMicro, FloraGro, and FloraBloom included in the FloraSeries
– FloraMicro contains nitrogen, calcium, and chelated micronutrients
– FloraGro blended with nitrogen, phosphorus, potassium, and magnesium
– FloraBloom packed with phosphorus, potassium, magnesium, and sulfur
– CALiMAGic is a concentrated blend of calcium and magnesium
– Helps prevent secondary nutrient deficiencies
– Enhances plant growth and development -
Hydroponic Nutrient Blend for Plants – 5lb Kit, 400 Gallons
$33.95 Buy Now– Hydroponic Fertilizer Kit
– Includes Calcium Nitrate (15.5-0-0), Tomato Blend (4-18-38), and Magnesium Sulfate (Epsom Salt)
– Two convenient sizes available
– Promotes vigorous foliage growth, healthy root development, flowering, and fruiting
– Ideal nutrient ratios for hydroponic cultivation -
FoxFarm Bush Doctor Mackerel & Kelp Bundle + Chart & Pipette
$31.99 Buy Now– Price: $31.99
– Product Description: Wholly Mackerel fish fertilizer and Kelp Me Kelp You seaweed plant food
– Derived from fish and seaweed respectively
– Provides organic nutrients for plants
– Suitable for in-ground gardens, container plantings, and hydroponic systems
– Registered CDFA Organic Input Material
– OMRI Listed
– Contains amino acids, vitamins, and minerals -
PH Up Max Liquid Fertilizer for Hydroponics Growth
$24.99 Buy Now– Manufacturer: Chemboys
– ASIN: B09K97J6HX
– Date First Available: October 25, 2021
– Made in USA
– Concentrated formula
– Raises pH of nutrient ecosystem
– Increases bloom size and crop yield
– Suitable for hydroponics, coco coir, and soil
– Supports healthier and larger plants
– Can be used for commercial or home use
