Feeding a city from the world’s largest rooftop greenhouse

Feeding a city from the world’s largest rooftop greenhouse
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The new greenhouse will accelerate Lufa’s mission to grow food. The world’s largest rooftop greenhouse is in Montreal, Canada. It measures more than 15,000m2 and produces more than 11,000kg of food per week. The company behind it had to hire 200 new employees due to pandemic-driven demand. Can you grow enough produce for an entire city in rooftop greenhouses? Two entrepreneurs in Montreal, Canada, believe it might be possible. Lauren Rathmell and Mohamed Hage cofounded Lufa in 2009. The company has four urban gardens in the Canadian city, all in rooftop greenhouses . Lufa’s most recent sits on top of a former warehouse and measures more than 15,000m2 – larger than the other three greenhouses combined. Its main crops are tomatoes and aubergines, producing more than 11,000kg of food per week. It is, the company says, the largest rooftop greenhouse in the world. An ambitious goal Rathmell says the new greenhouse will accelerate Lufa’s mission to grow food where people live and help it to meet an “ever-growing demand for fresh, local, and responsible foods”. The company – which says it’s not trying to replace local farms and food makers, acknowledging that not everything can be grown on rooftops […]

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