Salad from a car park

Urban farmers: Three of the four founders of ComCrop (from left) Kuah Zhen Shan, Allan Lim and Keith Loh, with vegetables from the urban farm at *Scape rooftop in Orchard Link, Singapore. A growing number of eateries are growing greens for their own kitchens. - SPH

Rooftop farms in Singapore are sprouting greens.

Since the start of the year, Bjorn Low and his team of five have been growing small test batches of organic vegetables that can be used in mixed leaf salads – giant red mustard, mizuna, bok choy – and herbs such as basil and mint.