Best Hydroponic Nutrients in 2024

Milosh Potikj | 19 février 2024 | 9 MIN READ


Using a hydroponic system to grow plants opens up a world of possibilities because it helps you control your plant’s nutrient intake and create the finest conditions for healthy plant growth. But what are the best hydroponic nutrients you can use for a thriving hydroponic garden in 2024?

We’ve got good news for you because the new year brings great advancements in hydroponic nutrient technology! So cultivators like you have so many options to choose from when it comes to improving their plant’s health.

Remember that the right nutrient balance will bring out the full potential of your hydroponic garden, regardless if you're cultivating herbs, vegetables, or ornamental plants. So keep on reading if you want to find out the best hydroponic nutrients that will boost the growth of your plants and guarantee an abundant harvest.

What Is Hydroponic Gardening?

The word "hydroponics" comes from the Greek words for water (hydro) and work (ponos), and it perfectly describes how this new way of growing plants works. In hydroponics growing, water carries all the necessary nutrients to the roots of the plants to make sure they get the nutrients they need even without soil.

In this plant cultivation method, you need to dissolve essential nutrients in water to make it easier for your plants to absorb them. So the nutrient solution you use is very important because it’s what will make sure that your plants will grow healthily.

What Essential Nutrients Do Plants Need?

There are 16 key elements that are crucial for proper plant development, and understanding the essential nutrients that they need is important for their growth.

Plants get carbon, hydrogen, and oxygen from air and water. And almost all of them get the other essential nutrients from soil in the form of inorganic salts.

Here are the important elements that plants need for the best nutrition, which include macronutrients and micronutrients:







Vital for leaf and stem growth



Essential for root development and flowering



Promotes overall plant health and disease resistance



Aids in the synthesis of proteins and enzymes



Strengthens cell walls and supports plant structure



Essential for photosynthesis and chlorophyll







Facilitates cell division and sugar transport



Involved in photosynthesis and osmosis



Necessary for enzyme activation and plant metabolism



Vital for chlorophyll production and electron transport



Participates in enzyme activation and nitrogen metabolism



Essential for nitrogen fixation and enzyme activity



Aids in hormone regulation and enzyme activation

Potential Nutrient Problems in Hydroponics

Since hydroponic gardening doesn't rely on traditional soil, it’s important to provide all the essential nutrients that plants need. In hydroponic systems, growers must ensure that the nutrient solution they use contains a well-balanced mix of macronutrients and micronutrients. Or else, they will inevitably encounter nutrient problems.

Soluble Salts Damage

Soluble salts damage in hydroponics can be caused by over-fertilization, poor water quality, salts accumulation, and insufficient leaching. You can recognize this problem if you notice wilting even with sufficient irrigation. Dark green foliage and dead or burned leaf margins are also signs of soluble salts damage.

You need to monitor the electrical conductivity in irrigation water, nutrient solutions, and leachate to properly determine what is causing the issue in your hydroponic system. That way, you will know whether you should leach with clear water or correct the source of high soluble salts.

Nitrogen Deficiency

Under-fertilization, nutrient imbalance, or excessive leaching can cause nitrogen deficiency in hydroponics. You can spot this problem if you notice light green foliage, overall stunting, wilting, and dead or yellow leaf margins in your plants.

So it’s important to keep an eye on the nutrient solutions you are using to take the right steps to remedy the issue. Usually, you can replace the nitrogen source or adjust the nitrogen levels in your nutrient solutions for optimal plant health.

Calcium Deficiency

Calcium deficiency in hydroponics may be caused by under-fertilization, nutrient imbalance, low pH, and environmental factors. If your plants have brown leaf margins, tip burn, and blossom end rot, they are probably suffering from calcium deficiency.

For healthy and leafy growth, you must adjust the pH to a range of 5.0-7.0, apply necessary fertilizers, and ensure proper airflow.

Iron Deficiency

Iron deficiency in hydroponics is usually caused by nutrient imbalance and high pH in the irrigation water. You may notice yellowing between leaf veins, particularly in new growth, if you’re dealing with this problem.

The good news is you can easily remedy iron deficiency by correcting the pH of the nutrient solution and apply iron fertilizer if needed.

Magnesium Deficiency

Hydroponic systems can suffer from magnesium deficiency because of nutrient imbalance and/or high media pH. You can easily recognize the symptoms of magnesium imbalance if you see yellowing between leaf veins, which typically affect the lower to middle leaves.

Similar to how you deal with iron deficiency, you also need to correct the pH of the nutrient solution when dealing with magnesium deficiency. And, if necessary, you should apply magnesium fertilizer for optimal plant growth and development.

Boron Toxicity

Boron has a narrow range between deficiency and toxicity, so encountering boron toxicity is common in hydroponics. You may not immediately realize it, but over-application of boron through fertilizers is most likely the cause of this problem.

To determine whether your plants are dealing with boron toxicity, you can look for yellow and dead spots on their leaf margins and check for reduced root growth. It’s crucial to identify and correct the source of excess boron to make sure that your plants are growing in a balanced and healthy environment.

The Best Hydroponic Nutrients for Your Hydroponic System

Considering different factors is very important so that you can choose the right liquid nutrients for your hydroponic garden. By being meticulous, you can make sure that your plants will have everything they need for optimal growth.

Feeling lost? Worry not because we’ve got you covered! Here’s a list of the best hydroponic nutrients to help you pick one that will help you in taking care of the plants in your hydroponic system.

Optimum Hydroponix Optical

Optimum Hydroponix Optical bottle with an illustration of a cow holding a glass of milk on the label

Optimum Hydroponix Optical is one of the best hydroponic nutrient solutions because it is formulated to give your hydroponic plants everything they need from seedling to harvest. It is the perfect blend of laboratory-grade micro and macronutrients for the root development and vegetative growth of your plants.

The hydroponic nutrient solution helps with the flowering and fruiting stages to improve the flavor, aroma, and essential oil production of your plants. What’s more is that with Optimum Hydroponix Optical, you don’t need to make constant adjustments because it has pH buffers. That way, you can focus more on growing your plants without constant worry of nutrient problems. 

Grotek Cal-Max

Grotek Cal-Max bottle with an illustration of red and green peppers on a black and white label

Grotek Cal-Max is one of the most important solutions for hydroponic growers who use coir-based soils because it deals with common minor deficiencies caused by nutrient imbalances, rapid growth phases, or excessively humid conditions.

This solution boosts chlorophyll and amino acid production to restore the vibrant green color of plants and gives your plants the support they need during intense growth.

Jurassic Veg Booster

Jurassic Veg Booster jar with an illustration of plant root growth process on a blue and black label

Jurassic Veg Booster is perfect for hydroponic growers who aim for optimal plant development right from the early stages. This booster also helps your plants grow healthy branches for fuller vegetative growth during later flowering stages.

Also, by directly adding Veg Booster to your hydroponic system at the beginning of your plant's vegetative cycle, you can prevent transplant shock so that there won’t be any problems when you move it to another location.

Jurassic Carbo Boost

Jurassic Carbo Boost bottle with an illustration of tomato crops on the label

Jurassic Carbo Boost is a great addition to our list of the best hydroponic nutrients because it gives your plants everything they need throughout the different stages of its growth.

The nutrient supplement prevents transition-related stressors and fixes the lower nitrogen levels of traditional fertilizers. It also aids in carbohydrate, protein, and fatty acid synthesis because of its carbohydrate components.

CX Horticulture Growth Enhancer

CX Horticulture Growth Enhancer in a one liter bottle with an illustration of a flower on a green, blue, and orange label

If you’re looking for a hydroponic nutrient solution that will help you get bountiful yields, CX Horticulture Growth Enhancer is the one for you. The nutrient formula shortens the vegetative stage without hindering plant growth by improving your plant’s leaf size and chlorophyll density. It also makes your plant more resilient and gives you an abundant harvest since it increases your plant’s sugar and protein levels.

Optimum Gigaboost

Optimum Gigaboost in a black bottle with an illustration of a miniature gardener tending to big hibiscus flowers on a blue sticker label

You boost your plant’s growth throughout its flowering and fruiting stages when you add the Optimum Gigaboost to your hydroponic system. It has the right mix of phosphorus, potassium, and magnesium, so you don’t have to worry about dealing with nutrient problems.

Gigaboost helps your plants stay strong and healthy. Just add it to your plant nutrient solution from early flowering through to a couple of weeks before harvest.

Technaflora MagiCal

Technaflora MagiCal in a black bottle with a violet, pink, and white label

Magnesium, calcium, and iron help in healthy plant growth in both soil gardens and hydroponic systems. And Technaflora MagiCal is enriched with all those essential nutrients to improve the flower bud absorption of your plants.

MagiCal effectively deals with nutrient deficiencies, including grape stem rot, grass tetany, tip burn in lettuce, blackheart in celery, blossom end rot in tomatoes or watermelon, and bitter pit in apples.

Advanced Nutrients Bud Candy

Advanced Nutrients Bud Candy in a white bottle with an illustration of a kid eating cotton candy on the label

The Advanced Nutrients Bud Candy gives your plants the energy they need to produce flowers and fruits since it’s filled with carbohydrates. You can also expect your plant to grow healthier roots with this nutrient solution because it supports plant-growth promoting microbes in their roots. Plus, it boosts the production of trichomes and essential oils for healthier plant growth, improved aroma, richer flavor, and more vibrant pigments.

Advanced Nutrients Jungle Juice: Bloom, Micro, and Grow

three Advanced Nutrients Jungle Juice series bottles with an illustration of a monkey wearing a crown while watering a big flower

The Advanced Nutrients Jungle Juice series is a 3-Part base nutrient formula that any grower can use regardless of their expertise levels. It has been tested numerous times to guarantee that your plants get exactly what they need at each stage of their growth cycle.

Jungle Juice Micro delivers high-quality nitrogen, iron, calcium, and other trace elements to facilitate healthy growth in hydroponic systems.

General Hydroponics Flora Series

General Hydroponics FloraGro bottle in green, FloraMicro bottle in purple, and FloraBloom bottle in pink

General Hydroponics Flora series quart bundle is a time-tested nutrient solution for hydroponic systems. This three-part liquid nutrient solution consists of FloraGro for healthy roots, FloraMicro for growth and bloom cycles, and FloraBloom for fruiting and flowering stages. It provides your plant’s nutrient needs during each growth cycle.

The Flora series offers a concentrated formula that allows growers to create specific nutrient solutions based on the needs of each plant's growth stage and environmental conditions. With the ideal balance of primary, secondary, and micronutrients, this bundle ensures vigorous plant development, large flowers, enhanced yields, and nutrient-dense crops.

Remo Nutrients Combo: Grow, Micro, and Bloom

The Remo Nutrients Bloom bottle, Grow bottle, and Micro bottle beside one another

Remo Nutrients Combo: Grow, Micro, and Bloom is a three-part nutrient package that supports your plants throughout their lifecycle.

The Grow formula gives your plants the right amount of nitrogen for healthy leaf and stem growth during their vegetative stage. The Micro formula contains the essential micronutrients your plants need for their enzymatic and metabolic processes. Lastly, the Bloom formula ensures that your plants will be able to produce healthy flowers and fruits because it contains all the nutrients that are important for the flowering stage.

GreenPlanet Nutrients 4 Part Hydro Fuel Kit

The GreenPlanet Nutrients 4 Part Hydro Fuel Kit with a black box surrounded by eight bottles on hydroponic nutrients

The GreenPlanet Nutrients 4 Part Hydro Fuel Kit offers a user-friendly nutrient solution for growers. This kit comes with Hydro Fuel and a curated selection of top-tier additives for better plant growth in hydroponic systems.

You can nurture your plants from seed to harvest because the kit contains two nutrient solutions for the vegetative stage and two nutrient solutions for the flowering stage.


Selecting the optimal hydroponic nutrients for your plants is not as difficult as it might initially appear. Now that we've explored the top hydroponic nutrient options of 2024, you have everything you need to make informed decisions about the nutrients that will enhance the growth and vitality of your hydroponic plants.

At Canada Grow Supplies, we're committed to providing a diverse selection of high-quality products and ensuring swift deliveries to meet the unique needs of every cultivator, from hobbyist to commercial grower.

Start a journey of improvement in your hydroponic gardening routine. Get in touch with us today for top-quality hydroponic nutrients and exceptional service!


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