Can hydroponics replace soil agriculture




Hydroponics is a subset of hydroculture and is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral solution only, or in an inert medium, such as perlite or gravel.

is a good substitute to Soil Based Farming December 14, 2020 What is Hydroponics? Hydroponics is a type of cultivation method that does not use soil and essential nutrients are supplied to the plants using water as solvent.

Experts: Hydroponic Growing Offers Advantages, But Won’t Replace Soil. Traditionally, farmers have grown plants in nutrient-rich soil. Now an increasing number of growers rely on hydroponics, which uses a variety of soil-less media in a controlled environment.Mar 15, 2016


What are the advantages of hydroponics instead of soil?

Another advantage of hydroponics instead of soil is that you can grow in unpredictable weather or harsh climates. If you live in a moderate climate, you may be able to grow hydroponically outdoors year round.

Is hydroponic farming the solution to our global lifestyle issues?

Humans are now up against a myriad of new demanding issues that are leading dramatic change to our global lifestyles: climate change, hazardous infectious diseases, increasing urbanization, and the depletion of natural resource deposits. Hydroponic farming has strong potential to mitigate the threats these issues pose to our agricultural system.

Is it cheaper to grow vegetables hydroponically or in soil?

These plants may be more cost effective to grow in a hydroponic garden. With a traditional garden, if you choose the easiest vegetables to grow, they won’t need as much time and effort. Because they grow fast in soil, it might be a cheaper option.

Do hydroponic gardens use a lot of water?

Hydroponic gardens use up to 10 times less water than soil gardens. doesn’t use up too much water, and it also keeps the plant from getting more than what it needs. This is due to the reservoir system that keeps the nutrients in the container.


Is hydroponic system better than soil?

In general, hydroponics is often considered “better” because it uses less water. You can grow more in less space because hydroponic systems are stacked vertically. Typically, plants grow faster in hydroponics vs soil because you can control the nutrients you give the plants.

Can hydroponics replace conventional farming?

Greater Yields First and foremost, a hydroponic system grows nutrient-dense produce in greater quantities. In fact, we’ve found that our hydroponic vertical farms can grow about 240 times more than traditional farming methods. Partially, this is because our hydroponic greenhouses allow for more harvests per year.

Is hydroponic farming better than other farming methods?

Hydroponics Produces Healthier Plants and Bigger Yields Along with plants from hydroponic systems being able to grow healthier than plants from traditional farming methods, this method of farming also produces higher yields.

What are 4 disadvantages of using hydroponics in farming?

Disadvantages of Hydroponic FarmingTime Consuming. While the process of Hydroponic Farming might seem feasible and convenient, it is slightly time-consuming as well. … Requires Some Expertise. … Risks Of Water and Electricity. … Threats of System Failure. … Debates Over the Organic Nature. … Expensive. … Return on Investment.

Is hydroponics cheaper than soil?

But although it may be more expensive to get started with than soil, hydroponics can be a superior way of growing cannabis, and hydro technology is getting cheaper and more accessible every day, offering a range of benefits over classic soil-based cultivation.

Is hydroponic growing faster than soil?

Among them include the ability to grow more plants in a smaller space, fewer pests to worry about and no weeding. Another advantage is that many plants grow faster when raised hydroponically. In fact, some plants are ready for harvest 30 to 50 percent faster than they would be if they were grown in the soil.

What are disadvantages of hydroponics?

Putting together a hydroponic system isn’t cheap. Constant monitoring is required. Hydroponic systems are vulnerable to power outages.

What are 2 disadvantages of growing crops hydroponically?

5 Disadvantages of HydroponicsExpensive to set up. Compared to a traditional garden, a hydroponics system is more expensive to acquire and build. … Vulnerable to power outages. … Requires constant monitoring and maintenance. … Waterborne diseases. … Problems affect plants quicker.

Is hydroponic farming sustainable?

Hydroponic plant cultivation is widely considered more sustainable than regular farming as it uses around 90% less water. Secondly, hydroponic farming yields more vegetables and herbs in a shorter time. Thirdly, its carbon footprint is minimal as the greens are grown locally.

Which is better hydroponics or organic farming?

Given all the added benefits of Hydroponics, the bottom line when it comes to the organic farming and Hydroponics debate is the fact Hydroponics manages to better the former in numerous ways making it a considerably more attractive agricultural method of growing plants.

Are hydroponic gardens worth it?

Hydroponics include better growth for plants than soil gardening, about 25% faster growth than soil. Additionally, plants in hydroponic gardening generally produce up to 30% more than plants grown in soil gardening. Hydroponics is excellent for accessing crops you can’t grow in an area or at least can’t grow well.

What are pros and cons of hydroponics?

Pros And Cons Of HydroponicsPro #1: High-Quality Food For More People. … Pro #2: Reduced Water Use In Areas With Droughts. … Pro #3: Food For Heavily Populated Urban Areas. … Con #1: Initial Costs Are High. … Con #2: It Can Be Unforgiving. … Baywater Farms Has The Right Produce For You.

Why use hydroponics instead of soil?

1. Space Requirements. Traditional soil gardening takes up quite a bit of yard space , whether you are growing in the ground or garden bed.

What are the disadvantages of hydroponics vs soil?

Therefore, a disadvantage of soil vs hydroponics is you will attract more critters and insects growing in soil. Your hydroponics garden will likely be closer to your home or maybe inside your home. If you are growing hydroponic plants indoors, there will likely be zero chance of infestations.

What is hydroponics system?

The word “hydroponics” means “working water” in Latin. There are various types of hydroponics systems. Two examples are nutrient film technique and ebb and flow system. Depending on the system you use, you will use different aggregates also called growing mediums.

Why is hydroponics called vertical farming?

Hydroponics is often called vertical farming. This is because hydroponic systems are typically set up vertically in stacked layers. You can optimize space and plant growth with vertical farming because you can grow up (vertically) instead of horizontally.

Why do hydroponics grow faster?

Typically, plants grow faster in hydroponics vs soil because you can control the nutrients you give the plants. However, you will have costs involved with electricity to power the hydroponic garden.

How long can you use hydroponics?

There are initial setup costs when setting up the hydroponics equipment and system, but after that, you can use it for years. If you need LED grow lights, that will also be a cost.

Is hydroponics cheaper than soil?

The cost of hydroponics vs soil depends on a few different factors. Most of the time, though, hydroponics will tend to be a bit costlier overall. Then again, this is just at first glance. The size of your garden is one major factor. If you have a larger hydroponic garden, it will likely be more cost-effective.

What is hydroponics gardening?

A great benefit of this gardening method is that the water is recycled, allowing crops to be grown in areas with dry climates to enjoy fresh produce.

Why are hydroponically grown plants so efficient?

Hydroponically grown plants are super-efficient in absorbing all the nutrients from the water solution. This is because plants that are grown hydroponically live in water and minerals. They are not “waiting” for rain or garden sprinkles. They can absorb water and minerals on demand. This allows the plants to grow faster and yield bigger and more produce.

How long does hydroponics last?

A hydroponic system lasts through multiple seasons. Therefore, a new nutrient solution needs to be added regularly. In comparison, the dirt in the garden must be replaced and fertilized often, and crops should be rotated, so the nutrients in one garden spot do not get exhausted.

How much higher yield do hydroponic strawberries have?

A study by the University of Nevada, Reno, USA, comparing hydroponic and soil systems for growing strawberries, found that the hydroponic strawberries had a 17% higher yield compared to the soil grown strawberries.

What is the absorption of nutrients in hydroponics?

The absorption of nutrients by plants grown in hydroponic systems is higher compared to plants grown in soil. This means that the need for fertilizers in hydroponic systems is eliminated.

How many levels are in a vivosun hydroponic grow kit?

This VIVOSUN Hydroponic Grow Kit features 3 levels and is easy to build and use.

How long does it take to adjust hydroponics?

Adjusting and replacing the chemicals in the hydroponic reservoirs may take a couple of hours each month.

Why do hydroponic plants shine purple?

If the delivery of these optimal wavelengths of light are targeted , the amount of energy being delivered to the plants can be optimized by omitting the wavelengths of light that will not be absorbed by the plants . This is the reason for the purple-ish light often seen shining on plants in hydroponic farms.

Why do hydroponic plants have purple light?

This is also the logic behind the color of greenhouses: the green glass ensures that green light does not pass through to the plants so they only receive the colors that they most readily absorb.

What is modular farming?

As a business model, modular farming also enables a much more efficient growth process, where transferring and packaging plants can be completed without causing any disturbance to other crops. Finally, with the help of soil-less growing, this modular design allows growth space to be in constant use.

Why are LED lights used in vertical farms?

Since LED lights are heavy energy users , optimizing the light delivered to plants to the maximum amount of light absorption helps limit wasted energy. The modular design of vertical farms allows farmers to alter the layout of the plants to maximize space use and optimize ground space.

How are plants fed in vertical farms?

Plants growing in vertical farms are fed essential nutrients either hydroponically, in which nutrient-infused water is fed to the plant roots which sit in a growth medium, or aeroponically, in which the plant roots dangle freely and are misted with the nutrient-infused water.

How much of the Earth’s land is used for growing food?

At present, 38% of earth’s non-frozen land is used for growing food. This percentage will continue to rise: by 2050, 593 million hectares of land will need to be transformed into agricultural land to meet the projected calorie needs of the global population if we continue with business as usual.

Does clearing land for agriculture cause food insecurity?

These effects will only worsen the food insecurity in dry places around the world. While clearing land for agricultural production is in the name of meeting the dietary needs of the global population, there are high social and ecological tradeoffs.


The problem with the food can be solved with hydroponics and aquaponics. You can farm aquatic animals in tanks (aquaponic system). Eventually the water will be filled with excreta of the animals. The water can now be feed into a hydroponic system, you can use sand to support the roots of the plants.


Your idea about using solar pumps to transport the water and then desalinating it locally is good.

Why are hydroponic farms important?

On the one hand, hydroponic farms can help reduce food miles, deliver fresh food year-round and regardless of climate, and do so using a fraction of the land and water needed for soil farming.

How does hydroponics help the environment?

Hydroponic systems also reduce the amount of water needed to grow crops. Soil farmers lose most of the water their plants don’t absorb. It runs down into the water table or local reservoirs.

What is aquaponics in aquaponics?

Aquaponics is a method of hydroponics that incorporates fish into the ecosystem. Water from fish tanks is cycled into growing tanks, where waste from the fish fertilizes the plants. Aquaponic systems also require a complicated balancing act, but can provide an efficient, symbiotic ecosystem that replenishes itself.

How does hydroponics work?

Water needs a steady stream of amendments to keep plants happy and growing. Hydroponic farmers grow food in large tanks with lines that provide the right mixture of oxygen, carbon, and nitrogen for plants to grow. It’s a delicate balance.

What is hydroponics in gardening?

What is hydroponics. Simply put, hydroponics is the practice of growing food in nutrient-enhanced water, without the use of soil as a growing medium. The roots are suspended in water, which is enriched with nutrients that would otherwise come from the soil and its organic matter. Many plants, including lettuce, tomatoes, and strawberries, …

What are the benefits of hydroponics?

This reduces energy demands and food miles. Another benefit of hydroponics is the use of land. Though it does not restore soil in the way that organic farming does, it uses far less of it, and if practiced mindfully can offset negative impact.

Why is engineering important in hydroponics?

Engineering allows for cleaner, more efficient methods of cycling water. The combined knowledge of history, modern science, and engineering means that today’s hydroponic systems deliver fresh, clean produce to areas that lack access to quality farmland or have a short growing season.

Why do we need soil substitutes?

Plants have a number of factors they need to be fulfilled in order to grow: sufficient light and moisture, space for their roots to grow and oxygen, a balanced pH, the right nutrients and that’s just for starters. And they need these things consistently.

Soil is a rare and precious resource

There are plenty of mixes out there that claim to be the best soil for potted plants. Usually, these contain natural elements, like peat.

What are good potting soil alternatives?

There is no shortage of soil substitutes to choose from.


Hydroculture involves growing plants in an inorganic solid growth medium, usually clay aggregates that are sometimes called LECA (Lightweight Expanded Clay Aggregates). The clay pellets are heated to high temperatures in a kiln so that air pockets develop.


When most people think of hydroponics they imagine complex technology, with lights and water pipes or suspended plants growing in reservoirs of water without soil.

What do you grow the plants in

In hydroponics, the plants grow either in inert media (plural of medium) such as sand or vermiculite, and a nutrient-rich solution is added to the plant, directly in water reservoirs enriched by nutrients, or in the air where their roots are regularly being sprayed with nutrient-rich water (aka Aeroponics).

What does each agriculture require?

As can be seen in the above points, hydroponics requires more human-delivered resource input than regenerative agriculture.

Hydroponics vs. Regenerative Agriculture: Which is Green?

Currently, hydroponics is more effective than regenerative agriculture, in terms of the environmental footprint, size, yield output, and time.


Both methods of gardening have their benefits, and I will leave it to the reader to decide which you think is the better or preferred method.


Leave a Comment