Vertical grains
According to Vickers, other crops, such as cereals, are pollinated by wind, which can be easily replicated within the vertical farm by creating a draught.
However, despite the fact that there are a few instances of vertical farms attempting to grow cereals, it is still uncommon.”Vickers asserts that wheat or barley, whose cultivation takes many months, are currently not economically viable.
“The biggest obstacle to the widespread use of vertical farms is their high cost because they require a lot of energy and infrastructure.