If you actually want to feed yourself, just go to a Sunday market get 50kg of potatoes and plant them everywhere you can.
Low maintenance, hard to kill and great caloric yield.
Low maintenance, hard to kill and great caloric yield.
https://ahdb.org.uk/news/the-importance-of-testing-for-virus...
I guess you implied "at your home", but I do love the idea of guerilla gardening. Never done it with produce though, just flowers and trees.