| 1. | EXECUTIVE SUMMARY | 
| 1.1. | Report overview | 
| 1.2. | The problem with agriculture | 
| 1.3. | Is vertical farming the answer? | 
| 1.4. | Components of a vertical farm | 
| 1.5. | Technologies: key findings | 
| 1.6. | Vertical farming: expectations vs reality | 
| 1.7. | Vertical farms: SWOT analysis | 
| 1.8. | Production and running costs (OPEX) of a vertical farm | 
| 1.9. | Challenges in vertical farming | 
| 1.10. | Vertical farming's struggle with profitability | 
| 1.11. | What crops do vertical farms grow? | 
| 1.12. | The effects of rising oil prices and supply chain disruptions | 
| 1.13. | Vertical farming facilities: better to go big or small? | 
| 1.14. | The vertical farming value chain | 
| 1.15. | The three main business models in vertical farming | 
| 1.16. | Investments in vertical farming | 
| 1.17. | Vertically farmed produce: global forecast | 
| 2. | INTRODUCTION | 
| 2.1. | Overview | 
| 2.1.1. | The problem with agriculture | 
| 2.1.2. | Is vertical farming the answer? | 
| 2.1.3. | How does vertical farming work? | 
| 2.1.4. | The case for vertical farming | 
| 2.1.5. | Drivers of vertical farming | 
| 2.1.6. | Challenges in vertical farming | 
| 2.1.7. | What crops can vertical farming grow? | 
| 2.1.8. | Vertical farming vs other production methods | 
| 2.1.9. | The definition of a vertical farm for this report | 
| 2.2. | Components of a vertical farm | 
| 2.2.1. | Structures | 
| 2.2.2. | Growing systems | 
| 2.2.3. | Lighting | 
| 2.2.4. | Nutrient supply: Hydroponics | 
| 2.2.5. | Nutrient supply: Aeroponics | 
| 2.2.6. | Nutrient supply: Aquaponics | 
| 2.2.7. | Air conditioning | 
| 2.2.8. | CO2 supply unit | 
| 2.2.9. | Environmental control units | 
| 3. | TECHNOLOGIES IN VERTICAL  FARMING | 
| 3.1. | Overview | 
| 3.1.1. | What is needed for a vertical farm? | 
| 3.2. | Growing techniques | 
| 3.2.1. | Hydroponics vs aeroponics | 
| 3.2.2. | Aeroponics technologies | 
| 3.2.3. | AeroFarms | 
| 3.2.4. | How does AeroFarms' system work? | 
| 3.2.5. | LettUs Grow | 
| 3.2.6. | Vertical growth walls and towers | 
| 3.2.7. | Are vertical growth towers more efficient? | 
| 3.2.8. | Are vertical growth towers more efficient? | 
| 3.2.9. | Plenty | 
| 3.2.10. | Aquaponics: overview | 
| 3.2.11. | Historical precedents for aquaponics | 
| 3.2.12. | Upward Farms | 
| 3.2.13. | The trouble with aquaponics | 
| 3.2.14. | Reasons why aquaponics is often unprofitable | 
| 3.2.15. | The differences between aquaponics vertical farms and rice-fish farms | 
| 3.2.16. | How much fish can aquaponics farms produce? | 
| 3.2.17. | Are aquaponics systems economically viable? | 
| 3.3. | LEDs and lighting | 
| 3.3.1. | LEDs and photosynthesis | 
| 3.3.2. | Photosynthesis and yield | 
| 3.3.3. | Maximising photosynthesis | 
| 3.3.4. | Light "recipes" for indoor crop growth | 
| 3.3.5. | Light recipe has a major impact on the crop | 
| 3.3.6. | Choosing the right LEDs for a vertical farm | 
| 3.3.7. | Choosing LED grow lights for vertical farming | 
| 3.3.8. | Signify | 
| 3.3.9. | Signify GreenPower production module specifications | 
| 3.3.10. | LumiGrow | 
| 3.3.11. | Heliospectra | 
| 3.3.12. | Heliospectra's product families | 
| 3.3.13. | Improving LED technology and vertical farming | 
| 3.3.14. | Sherpa Space | 
| 3.4. | Environmental control | 
| 3.4.1. | Heating, ventilation and air conditioning (HVAC) | 
| 3.4.2. | Factors in HVAC systems | 
| 3.4.3. | The importance of sensors and data | 
| 3.4.4. | Where can sensors be used in a vertical farm? | 
| 3.4.5. | CO2 sensors are essential for vertical farms | 
| 3.4.6. | The importance of light sensors | 
| 3.4.7. | Light sensors - complete spectrum vs. multispectral | 
| 3.4.8. | Smart sensor companies in horticulture | 
| 3.4.9. | Aranet | 
| 3.4.10. | IDTechEx reports on sensors | 
| 3.5. | Automation in vertical farming | 
| 3.5.1. | Automation levels in vertical farming | 
| 3.5.2. | Automation is not yet widespread in vertical farming | 
| 3.5.3. | Technology adoption in vertical farming | 
| 3.5.4. | Industry leaders look towards increasing automation | 
| 3.5.5. | Automation: environmental control | 
| 3.5.6. | Autogrow | 
| 3.5.7. | Priva | 
| 3.5.8. | Automation: nutrient control | 
| 3.5.9. | Imagination Garden | 
| 3.5.10. | Automation: light recipes | 
| 3.5.11. | Bowery Farming | 
| 3.5.12. | Taking automation beyond level 2 | 
| 3.5.13. | Logiqs | 
| 3.5.14. | Is automation worth it? | 
| 3.5.15. | Intelligent Growth Solutions | 
| 3.5.16. | SananBio US | 
| 3.5.17. | Jones Food Company | 
| 3.5.18. | What could automation provide? - 1 | 
| 3.5.19. | What could automation provide? - 2 | 
| 3.5.20. | Automation and robotics in conventional agriculture | 
| 3.6. | Pests and diseases | 
| 3.6.1. | Pests and diseases | 
| 3.6.2. | Pest management | 
| 3.6.3. | Common diseases in vertical farming | 
| 3.7. | Container farming | 
| 3.7.1. | Container farming | 
| 3.7.2. | Freight Farms | 
| 3.7.3. | Advantages of container farming | 
| 3.7.4. | Disadvantages of container farming - 1 | 
| 3.7.5. | Disadvantages of container farming - 2 | 
| 3.7.6. | Vertical Crop Consultants | 
| 3.7.7. | Is container farming a good idea? | 
| 3.7.8. | A comparison of container farms | 
| 3.7.9. | Cubic Farm Systems Corp. | 
| 3.7.10. | Urban Crop Solutions | 
| 3.7.11. | FarmBox Foods | 
| 4. | CHALLENGES IN VERTICAL FARMING | 
| 4.1. | Challenges in vertical farming | 
| 4.2. | The risks of vertical farming | 
| 4.3. | Vertical farming: ambitious expectations | 
| 4.4. | PodPonics | 
| 4.5. | FarmedHere | 
| 4.6. | Upwards Farms is scaling up: is this a good idea? | 
| 4.7. | The argument against vertical farming | 
| 4.8. | The argument for vertical farming | 
| 4.9. | Vertical farming's struggle with profitability | 
| 4.10. | Case study: AeroFarms | 
| 4.11. | Vertical farming's high start-up costs | 
| 4.12. | Can vertical farming save cropland? | 
| 4.13. | The cost of labour | 
| 4.14. | The cost of power | 
| 4.15. | Vertical farming: expectations vs reality | 
| 4.16. | Is all well at Plenty? | 
| 4.17. | The importance of location | 
| 4.18. | Growing Underground | 
| 4.19. | To succeed, vertical farms must be productive | 
| 4.20. | Vertical farming facilities: better to go big or small? | 
| 4.21. | Marketing and pricing products | 
| 4.22. | Vertical farming: the food industry, not the tech industry | 
| 4.23. | The importance of company direction | 
| 4.24. | Crop One Holdings | 
| 4.25. | The need for collaboration | 
| 4.26. | 80 Acres | 
| 4.27. | Infinite Acres | 
| 5. | THE ECONOMICS OF VERTICAL FARMING | 
| 5.1. | Vertical farming vs conventional agriculture | 
| 5.1.1. | What crops do vertical farms grow? | 
| 5.1.2. | Vertically farmed produce has a cost premium | 
| 5.1.3. | The price of non-organic vegetables in the USA | 
| 5.1.4. | The retail price of iceberg lettuce in the USA | 
| 5.1.5. | How productive is an average farm? | 
| 5.1.6. | The costs of growing romaine lettuce on a farm | 
| 5.1.7. | The impact of fuel prices on fruit and vegetable prices | 
| 5.1.8. | The impact of fuel prices on fruit and vegetable prices | 
| 5.1.9. | Could rising oil prices make vertical farming economical? | 
| 5.1.10. | Vertical farming and the fruit and vegetable supply chain | 
| 5.1.11. | The effects of supply chain disruptions | 
| 5.1.12. | A breakdown of food dollars: fresh vegetables at retail | 
| 5.1.13. | Pricing vertically farmed crops: the Starbucks approach? | 
| 5.1.14. | Vertical farmed produce vs. organic produce | 
| 5.1.15. | Beyond iceberg lettuce | 
| 5.1.16. | Industry leaders are looking to move beyond leafy greens | 
| 5.1.17. | What crops are vertical farming companies looking to grow? | 
| 5.1.18. | Oishii : luxury strawberries | 
| 5.1.19. | Smallhold | 
| 5.1.20. | Could mushrooms be an important crop for vertical farms? | 
| 5.1.21. | Cannabis | 
| 5.1.22. | Should vertical farms change their focus? | 
| 5.2. | The benefits of local production | 
| 5.2.1. | The growing market for local food | 
| 5.2.2. | Organic certification: worth the investment? | 
| 5.2.3. | How much will consumers pay for local food? | 
| 5.2.4. | Will consumers pay more for vertically farmed produce? | 
| 5.2.5. | Presenting vertically farmed produce | 
| 5.2.6. | Miravel | 
| 5.2.7. | Natufia | 
| 5.2.8. | The value of growing at home | 
| 5.2.9. | The economics and sustainability of food miles | 
| 5.2.10. | Food miles are a poor measure of sustainability | 
| 5.2.11. | Is local production economically beneficial? | 
| 5.3. | Running costs of a vertical farm | 
| 5.3.1. | Production and running costs (OPEX) of a vertical farm | 
| 5.3.2. | The power requirements for vertical farming | 
| 5.3.3. | Vertical farms generally use more electricity than greenhouses | 
| 5.3.4. | The lighting costs of different crops | 
| 5.3.5. | Could photovoltaics improve the energy costs? | 
| 5.3.6. | LED costs vary by colour | 
| 5.3.7. | Is vertical farming sustainable? | 
| 5.3.8. | The global feasibility of vertical farming | 
| 6. | MARKETS | 
| 6.1. | Business Models in vertical farming | 
| 6.1.1. | The vertical farming value chain | 
| 6.1.2. | Retailers for major vertical farms * | 
| 6.1.3. | The three main business models in vertical farming | 
| 6.1.4. | Turnkey farm solutions: Infarm | 
| 6.1.5. | Turnkey farm solutions: Agrilution | 
| 6.1.6. | AeroFarms: the Amazon model? | 
| 6.1.7. | Investments in vertical farming | 
| 6.1.8. | Connecting with citizens: vertical farming and social innovation | 
| 6.2. | Vertical farming across geographies | 
| 6.2.1. | Consumer perceptions with geography | 
| 6.2.2. | Vertical farming in the USA | 
| 6.2.3. | Kalera | 
| 6.2.4. | Square Roots | 
| 6.2.5. | Food recalls in the USA | 
| 6.2.6. | Vertical farming in Europe | 
| 6.2.7. | The state of farming in Europe | 
| 6.2.8. | The Netherlands leads the world in greenhouse growing | 
| 6.2.9. | Dutch agritech - implications for vertical farming | 
| 6.2.10. | Agricool | 
| 6.2.11. | Vertical farming in the Middle East | 
| 6.2.12. | Badia Farms | 
| 6.2.13. | Vertical farming in Japan | 
| 6.2.14. | Vertical farming in Japan - top 20 producers | 
| 6.2.15. | Spread Co., Ltd. | 
| 6.2.16. | Spread Co., Ltd. Production facilities | 
| 6.2.17. | Vertical farming in China | 
| 6.2.18. | Is China ready for vertical farming? | 
| 6.2.19. | Fujian Sanan Sino-Science Photobiotech Co., Ltd | 
| 6.2.20. | Singapore: ripe for vertical farming? | 
| 6.2.21. | Urban farming in Singapore | 
| 6.2.22. | Sustenir | 
| 7. | FORECASTS | 
| 7.1. | Vertical farming: outlook | 
| 7.2. | Vertically farmed produce | 
| 7.2.1. | Organic fruit and vegetable sales in the USA and EU+UK | 
| 7.2.2. | Assessment of previous forecasts | 
| 7.2.3. | Vertically farmed produce: global forecast | 
| 7.2.4. | Vertically farmed produce: global forecast data | 
| 7.2.5. | Vertically farmed produce forecast: North America | 
| 7.2.6. | Vertically farmed produce forecast: Europe | 
| 7.2.7. | Vertically farmed produce forecast: Japan | 
| 7.2.8. | Vertically farmed produce forecast: China | 
| 7.3. | Vertical farming hardware | 
| 7.3.1. | Container farming forecast (global) | 
| 7.3.2. | Turnkey vertical farming hardware forecast (not container farms, global) | 
| 8. | COMPANY PROFILES | 
| 8.1. | Access to over 30 company profiles from the IDTechEx Portal |