Urban agriculture in a metropolitan high-rise.

Urban agriculture: How vertical farming systems made it viable

Not long ago, urban farming was regarded as a novelty pastime, but the recent evolution of vertical farming systems has transformed it into a potential solution for some of our planet’s most pressing challenges. This article will delve deeper into the causes and effects of the rise of urban agriculture.

Urban farming refers to the practice of cultivating, processing and distributing food in or around urban areas. This can take many forms, from small community gardens to large-scale vertical farms. The goal is to make cities more self-sufficient, reduce food miles, and create a more sustainable food system.

Vertical farming systems have played a pivotal role in making urban agriculture viable, as they make use of vertical spaces, allowing for high-density cultivation in small areas. These systems often incorporate advanced technologies such as hydroponics, aeroponics, and artificial lighting to optimize growth conditions and maximize yield.

Relevant article: Understanding hydroponics, aeroponics, and aquaponics

As such, vertical farming systems enable cities to produce food locally, reducing reliance on long-distance supply chains and improving food security. Moreover, vertical farming systems can operate year-round, unaffected by weather conditions, and use significantly less water and land than traditional farming methods. This makes them a sustainable and efficient solution for urban agriculture.

Definition and scope of urban farming

Urban farming typically entails the cultivation of crops but can encompass a wide range of activities such as animal husbandry, aquaculture, agroforestry, and horticulture. Urban farming can take place in various settings, from rooftops and vacant lots to basements and high-tech vertical farms. The scope of urban farming is continually expanding, driven by technological advancements and the growing need for sustainable urban food systems.

Relevant article: Vertical farming technology game-changers: IoT, AI & robotics

Traditional urban farming offers numerous benefits. It can improve food security, promote community engagement, and contribute to urban greening. However, it also faces several challenges, including limited space, soil contamination, and regulatory hurdles. Vertical farming systems have emerged as a solution to many of these challenges, offering a new way to practice urban agriculture that is both productive and sustainable.

Understanding vertical farming systems

The basic principle of vertical farming systems is to maximize the use of vertical space, allowing for high-density cultivation in small areas. This is achieved by growing crops in vertically stacked layers, often integrated into urban structures like buildings or skyscrapers. 


A comprehensive guide to vertical farming

Master the art of vertical farming with our comprehensive guide. Explore the benefits, techniques, and success stories of vertical farming.

Advances in technology and a better understanding of plant biology have led to the development of sophisticated vertical farming systems that can optimize every aspect of plant growth. 

Today’s indoor farming enterprises leverage AI, machine learning, LED lighting, and robotic automation to achieve high-quality plant growth. In essence, they are high-tech operations that can produce large quantities of produce year-round, regardless of external weather conditions.

Key components of vertical farming systems

Vertical farming systems consist of several key components. First, there’s the physical structure, which is designed to maximize the use of vertical space. Then there’s the growing medium, ranging from soil to hydroponic or aeroponic systems.

Lighting is another crucial component, with many vertical farms using LED lights that can be tuned to the specific light spectrum plants need for optimal growth. Finally, vertical farming systems often incorporate advanced irrigation, climate control, and automation technologies, allowing for precise control over temperature, humidity, and other environmental factors.

This is, of course, a highly superficial outline of the key components of vertical farming systems. To get a detailed description, check out our article; A comprehensive guide to vertical farming.

The environmental benefits of urban agriculture

Using vertical space, urban agriculture can turn underused areas like rooftops, basements, and entire buildings into productive farms. This not only increases the amount of food that can be produced in cities but also contributes to urban greening and can improve the aesthetic appeal of urban areas.

Space efficiency and water waste management

Urban farming can have a significant impact on urban land use. Traditional urban farming methods require large tracts of land, which are often scarce in densely populated cities. Vertical farming, on the other hand, requires much less land per production unit. This makes it possible to produce large quantities of food in a small area, freeing up land for other uses.

Additionally, vertical farming systems often use hydroponic or aeroponic methods, which consume up to 95% less water than conventional agriculture. This efficient use of space and water makes vertical farming a sustainable solution for urban farming.

Reduction of transportation costs and carbon footprint

By producing food locally, urban agriculture can significantly reduce transportation costs and the associated carbon footprint. This is particularly important in urban areas, where food often has to be transported over long distances. By reducing the need for transportation, urban farming can contribute to lower carbon emissions and a more sustainable food system.

Read more: How to reverse climate change? (with vertical farming)

Elimination of pesticides and agricultural runoff

Vertical farming systems can also contribute to a healthier urban environment by eliminating the need for pesticides and agricultural runoff. 

Because vertical farms are closed systems, they are less susceptible to pests and diseases, reducing the need for chemical pesticides. Moreover, the controlled environment of vertical urban farms prevents agricultural runoff, a significant source of water pollution in traditional farming.

Short supply chain leading to better shelf life

Urban farming offers a game-changing advantage through its short supply chain, greatly enhancing the shelf life of produce. By eliminating the lengthy transportation and multiple intermediaries typical in traditional agriculture, crops reach consumers fresher and faster.

With reduced transit time, the produce retains its optimal flavor, texture, and nutritional value. The controlled environment of vertical farming systems ensures healthier plants, translating to longer shelf life for the harvested crops.

Retailers benefit from stocking fresher produce with reduced spoilage and waste. Consumers enjoy vegetables and fruits bursting with flavor and essential nutrients.


Choosing the right vertical farming crops: A detailed guide

Download our guide to explore key aspects, including crop selection basics, farming environment understanding, light, temperature, humidity, nutrients, and market demand.

Socio-economic implications of urban farming

The environmental benefits of urban farming are numerous and impactful. By adopting urban agriculture on a large scale, cities might promote job security, food security, and healthier lifestyles for their citizens.

Job creation and economic development

Urban agriculture has the potential to stimulate economic development in urban areas by creating jobs. These range from construction and maintenance roles for the physical infrastructure to more specialized positions in horticulture and technology. 

As urban farming becomes more prevalent, it can also stimulate the growth of related industries, such as suppliers of hydroponic equipment and organic fertilizers, further contributing to economic development.

Enhancing food security in urban areas

One of the key benefits of urban farming is its potential to enhance food security in urban areas. By producing food locally, it can reduce reliance on long-distance supply chains, which are vulnerable to disruptions. 

Moreover, indoor farms can operate year-round, providing a consistent supply of fresh produce regardless of season or weather conditions. This improves food security and ensures that urban residents have access to nutritious, fresh produce, which can contribute to better health outcomes.

Community engagement and education opportunities

Urban agriculture can also serve as a platform for community engagement and education. Urban farms can become community hubs where residents can learn about sustainable agriculture and participate in food production. 

This fosters a sense of community and promotes awareness and understanding of sustainable food systems, which is crucial for the long-term viability of urban agriculture.


From concept to harvest:
A complete guide to starting a vertical farm

Welcome to our comprehensive guide on starting a vertical farm. We will walk you through every step of the journey from understanding the concept to reaping your first harvest.

Case studies of successful urban farming ventures

Before considering the future developments and effects of urban farming, let’s take a look at some companies that have already succeeded in making thriving urban farms in cities around the world.

Melbourne Skyfarm, Melbourne, Australia

Melbourne Skyfarm aims to transform a rooftop car park into one of Australia’s largest urban farms, spanning over 2000 square meters. By creating a green oasis in the heart of the city, Melbourne Skyfarm aims to promote sustainable food production, biodiversity, and community engagement, making it a leading example of urban agriculture in action.

 Sky Greens, Singapore

Sky Greens in Singapore is a prime example of successful urban farming using vertical farming systems. As the world’s first low-carbon hydraulic water-driven, tropical vegetable urban vertical farm, it uses minimal land, water, and energy resources to produce safe, fresh, and delicious vegetables. The vertical towers, standing at 9 meters high, allow for the efficient use of vertical space, making Sky Greens a model for sustainable urban agriculture in densely populated cities.

AeroFarms, Newark, New Jersey

AeroFarms, based in Newark, New Jersey, is a pioneer in aeroponic vertical farming. Their innovative system grows plants in a mist environment without soil or sunlight, using 95% less water than field farming and achieving 390 times more productivity per square foot annually. AeroFarms’ ability to grow high-quality produce year-round, irrespective of weather conditions, showcases the potential of vertical farming systems to enhance food security in urban areas.

The future of vertical farming and urban agriculture

The future of vertical and urban farming is closely tied to technological advancements. Innovations in areas like hydroponics, aeroponics, LED lighting, and automation continually improve vertical farming systems’ efficiency and productivity. 

For instance, machine learning and artificial intelligence are being used to optimize growing conditions and predict plant health, while advancements in lighting technology are enabling more energy-efficient and effective growth environments. As these technologies continue to evolve, they will further enhance the viability and sustainability of urban farming.

Potential for integration with other urban systems

Vertical farming holds significant potential for future integration with other urban systems. For example, incorporating vertical farms into residential or commercial buildings can provide fresh produce for occupants and enhance the building’s environmental performance.

Similarly, vertical farming systems could be combined with renewable energy systems or waste management systems, creating synergies that enhance the sustainability of urban areas. This kind of integrated approach could play a vital role in the development of future ‘smart cities.’

The role of policy and regulation in promoting urban farming

Policy and regulation inevitably play a crucial role in the future of vertical farming and urban agriculture. Governments at all levels can support urban farming through zoning laws, financial incentives, and educational programs. 

For instance, encouraging urban farming might involve offering tax incentives to building owners who integrate vertical farms into their properties. Similarly, introducing regulations could support the use of urban spaces for farming.

As urban farming continues to grow, it will be necessary for policy and regulation to keep pace, ensuring that this practice can flourish in a way that benefits both cities and their residents.

Read more: The pros and cons of vertical farming


Urban agriculture, once a concept that seemed incompatible with city living, has been revolutionized by the advent of vertical farming systems. These systems, which utilize vertical space for high-density cultivation, have made urban farming not only viable but also highly productive and sustainable.

The future of urban farming is bright, with vertical farming systems poised to play a central role. Technological advancements will continue to enhance the efficiency and productivity of these systems, while integration with other urban systems and supportive policy and regulation will facilitate their widespread adoption. 

As cities worldwide grapple with population growth, climate change, and food security challenges, urban farming offers a promising solution that can contribute to more sustainable and resilient urban food systems.

Read more: Vertical farming business: What it takes to succeed


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Frequently asked questions about urban agriculture

What are the potential drawbacks of vertical farming?

While vertical farming has many benefits, it also has potential drawbacks. These include high initial setup costs, the need for specialized knowledge and skills, and the reliance on technology, which can lead to vulnerabilities if systems fail. However, ongoing technological advancements are continually addressing these challenges.

Relevant article: Vertical farming challenges: Turning disadvantages to our advantage

How can urban farming contribute to food security?

Urban farming can enhance food security by providing a reliable supply of fresh produce year-round, regardless of weather conditions or seasonal changes. Vertical farming can also make urban food systems more resilient to disruptions by reducing reliance on long-distance supply chains.

Relevant article: Food security worldwide with vertical farming


AeroFarms: Impact is Built Into Our DNA
AgFunderNews: Consumer Demand For ‘Clean Food’ Driving Asia’s Indoor Agriculture Market – breaking report
Agweek: The cutting-edge technology that will change farming
Kubota: “Plant Factories” Offer a New Form of Food Production
MDPI: State-of-the-Art Urban Smart Vertical Farming Automation System: Advanced Topologies, Issues, and Recommendations
Melbourne Skyfarm: The Skyfarm Story
Microsoft Features: Indoor Vertical Farming in Asia and Beyond: Digging Deep in Data
National Center for Biotechnology Information: How energy innovation in indoor vertical farming can improve food security, sustainability, and food safety?
Science Daily: New efficiency record for solar cell technology
ScienceDirect: The effects of vertical farming on indoor carbon dioxide concentration and fresh air energy consumption in office buildings
Sky Greens: Sky Greens Vertical Farming System – The world’s first low-carbon hydraulic commercial farming system
Tower Garden: Aeroponics: Support your Healthy Lifestyle with Sustainable Gardening


We are seeking contact with people that want to contribute to a better environment. Employees, customers, chefs, investors and equipment manufacturers.

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A comprehensive guide to vertical farming

A comprehensive guide to vertical farming

Master the art of vertical farming with our comprehensive guide. Explore the benefits, techniques, and success stories of vertical farming.

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