The 30-foot by 150-foot plot of land will have the equivalent growing area of 23 acres of farmland.

Originally shared by The Plaid Zebra

The 30-foot by 150-foot plot of land will have the equivalent growing area of 23 acres of farmland.
http://www.theplaidzebra.com/a-deserted-lot-in-wyoming-will-become-one-of-americas-first-vertical-farms