Gardens ( the well-laid ones in particular ) have long been the hobby of Royals across the world. Apart from positively influencing flora and fauna, they were the lungs for cities to breath easy upon.
There is now a possibility that we could use the urban landscape for edible purposes in addition to their beauty quotient.
Picture a row full of lavender orchids shadowing a layer of small fruts - within one structural edifice.
Do we believe such imaginations can see the light of the day, before we are forced to grow our own food on our own roof-tops.