Best Hydro Dünger 2026

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Last Updated - 27.03.2026

Best Choice

01

Plagron

Plagron Plagron Hydro A+B 1 Litre Liquid Hydroponic Fertiliser

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9.8

Exceptional

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Growth medium

22,99 €
Value for Money

02

Plagron

Plagron Plagron Hydro A+B 1 Litre Liquid Hydroponic Fertiliser

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Growth medium

20,90 €
03

GREEN24

GREEN24 Hydroponic Fertiliser 250 ml NPK Special Fertiliser Earthless Plant Cultures - Hydroponic NFT DWC Aeroponics Vertical Farming - No Ammonium Nitrogen Nutrient Solution Clay Granules Indoor

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Universal for all hydro systems – classic hydroponics, NFT systems, deep water culture, aeroponics, clay granules, rock wool, perlite, a solution for your complete hydro system, also possible as a leaf fertiliser
Soilless culture – hydroponic fertiliser for plants that need to be supplied by accumulation processes or rely on constant nutrient solutions. Without the burdensome ammonium nitrogen. For lush and healthy plants in clay granules, NFT, DWC, aeroponics & vertical farming
Immediate availability – state-of-the-art complex compounds for immediate nutrient absorption. No precipitations in the nutrient solution. Optimal pH range 5.5-6.5. Stable EC values for precise control
Extremely economical – 250 ml concentrate for up to 125 litres of nutrient solution | Months-long supply of whole hydro systems | Professional gardener quality at a fair price | Made in Germany quality standard
All-year indoor production – ideal for urban gardening, vertical farming and indoor growing. Clean, pesticide-free culture. 90% less water consumption. Faster growth than in soil. Higher yields guaranteed

9,85 €
04

GREEN24

GREEN24 Hydroponic Fertiliser 250 ml NPK Special Fertiliser Earthless Plant Cultures - Hydroponic NFT DWC Aeroponics Vertical Farming - No Ammonium Nitrogen Nutrient Solution Clay Granules Indoor

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Universal for all hydro systems – classic hydroponics, NFT systems, deep water culture, aeroponics, clay granules, rock wool, perlite, a solution for your complete hydro system, also possible as a leaf fertiliser
Soilless culture – hydroponic fertiliser for plants that need to be supplied by accumulation processes or rely on constant nutrient solutions. Without the burdensome ammonium nitrogen. For lush and healthy plants in clay granules, NFT, DWC, aeroponics & vertical farming
Immediate availability – state-of-the-art complex compounds for immediate nutrient absorption. No precipitations in the nutrient solution. Optimal pH range 5.5-6.5. Stable EC values for precise control
Extremely economical – 250 ml concentrate for up to 125 litres of nutrient solution | Months-long supply of whole hydro systems | Professional gardener quality at a fair price | Made in Germany quality standard
All-year indoor production – ideal for urban gardening, vertical farming and indoor growing. Clean, pesticide-free culture. 90% less water consumption. Faster growth than in soil. Higher yields guaranteed

9,36 €
05

Q Grow Innovative Aqua Tools

JULU Fertiliser for Hydroponics Indoor Plants, More than 100 Litres of Watering Water, Hydro Fertiliser Liquid - Strong and Healthy Plants - 250 ml

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Protection against diseases – with hydroponic fertiliser you strengthen the natural defence of your plants against diseases. The high-quality ingredients help reduce the risk of leaf disease, resulting in healthier plants.
Improved leaf quality and more intense green tones: the hydroponic liquid fertiliser not only promotes the growth and health of your plants, but also significantly improves the leaf colour. Expect vibrant, green leaves that enrich the appearance of your indoor plants.
Efficient nutrient absorption – designed to allow quick nutrient absorption, our fertiliser ensures immediate improvement of plant health. The ingredients made in Germany guarantee high bioavailability and effective long-term support for optimal plant growth.
Easy to use: mix 5 ml fertiliser (1 filled cap) with 2 litres of water and add this to the water reservoir of the indoor plant. The rich 250 ml Julu hydroponic fertiliser is sufficient for up to 100 litres of hydroponic irrigation water.
100% made in Germany for the highest quality – our fertiliser is completely made in Germany and meets the highest quality standards. Specially developed to promote the growth of strong and green leaves, the Julu fertiliser provides a reliable and effective nutrient supply for hydroponics houseplants.

9,95 €
06

Q Grow Innovative Aqua Tools

JULU Fertiliser for Hydroponics Indoor Plants, More than 100 Litres of Watering Water, Hydro Fertiliser Liquid - Strong and Healthy Plants - 250 ml

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Protection against diseases – with hydroponic fertiliser you strengthen the natural defence of your plants against diseases. The high-quality ingredients help reduce the risk of leaf disease, resulting in healthier plants.
Improved leaf quality and more intense green tones: the hydroponic liquid fertiliser not only promotes the growth and health of your plants, but also significantly improves the leaf colour. Expect vibrant, green leaves that enrich the appearance of your indoor plants.
Efficient nutrient absorption – designed to allow quick nutrient absorption, our fertiliser ensures immediate improvement of plant health. The ingredients made in Germany guarantee high bioavailability and effective long-term support for optimal plant growth.
Easy to use: mix 5 ml fertiliser (1 filled cap) with 2 litres of water and add this to the water reservoir of the indoor plant. The rich 250 ml Julu hydroponic fertiliser is sufficient for up to 100 litres of hydroponic irrigation water.
100% made in Germany for the highest quality – our fertiliser is completely made in Germany and meets the highest quality standards. Specially developed to promote the growth of strong and green leaves, the Julu fertiliser provides a reliable and effective nutrient supply for hydroponics houseplants.

9,45 €
07

Hesi

Hesi Hydro Grow 1 Litre

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Plants will guzzle Hesi!
Hesi growth for hydro-strong, healthy growth
HESI quality means that the purest use of raw materials free of fibre, it can be removed without leaving any residue.
HESI Hydro is enriched with Growth wuchsaktiven vital nutrients this increase Pflanzenenergie and keep the ground vegetation healthy.
For other fertilisers and accessories, visit our Shop!

13,59 €
08

COMPO

Compo Organic Granuplant Plant Fertiliser - 100% Vegetable Ingredients - Organic Liquid Fertiliser for Plants in Semi- and Hydroponics - 500 ml

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Special organic liquid fertiliser for plants and herbs in plant granules such as Compo BIO GRANUPLANT, ensures a good nutrient supply for plants in semi-hydroponics
Optimal absorption thanks to high-quality nutrient formulation: the liquid fertiliser is specially adapted to the needs of plants and herbs, promotes healthy growth and beautiful flower formation
Fertilisation without unpleasant odours: odourless liquid fertiliser, the Granuplant plant fertiliser does not discolour the granules used and thus ensures an attractive look of the planters
Contains 100% plant ingredients: natural composition for a healthy and sustainable supply of home and balcony plants
Box contents: 1x Compo Organic Granuplant liquid fertiliser, 500 ml

7,99 €
09

COMPO

Compo Organic Granuplant Plant Fertiliser - 100% Vegetable Ingredients - Organic Liquid Fertiliser for Plants in Semi- and Hydroponics - 500 ml

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Special organic liquid fertiliser for plants and herbs in plant granules such as Compo BIO GRANUPLANT, ensures a good nutrient supply for plants in semi-hydroponics
Optimal absorption thanks to high-quality nutrient formulation: the liquid fertiliser is specially adapted to the needs of plants and herbs, promotes healthy growth and beautiful flower formation
Fertilisation without unpleasant odours: odourless liquid fertiliser, the Granuplant plant fertiliser does not discolour the granules used and thus ensures an attractive look of the planters
Contains 100% plant ingredients: natural composition for a healthy and sustainable supply of home and balcony plants
Box contents: 1x Compo Organic Granuplant liquid fertiliser, 500 ml

7,99 €
10

GREEN24

Green24 Hydro-Cultivation Nutrient Solution NPK Complete Fertiliser for Herbs and Vegetables, Young Plants in Hydroponics and Hydroponics Systems, Home Gardening Fertiliser 250 ml, Nutrients as Concentrate

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Standard dosage: 1 millilitre to 1 litre of water. For young plants that feed heavily, the dosage can be doubled. Contents: 250 ml concentrate, enough for up to 250 litres of water.
Special nutrient solution as a liquid NPK complete fertiliser for cultivation in hydroponic systems, hydroponics and accumulation processes.
For herbs and vegetables as well as young fruit plants. -
Easy dosing, very rich concentrate. It is added to the water so that a balanced nutrient mixture for rearing is created.
Contains all the necessary main nutrients such as nitrogen, phosphate and potassium, as well as trace nutrients iron, phosphorus, potassium, magnesium, etc.

9,95 €