Broccoli is a human innovation, a man-made food, and a result of a mutation selected and cultivated by man throughout history. Known for its green hue and resemblance to a tiny tree, broccoli has been the bane of kid’s existence since it was first introduced in the Mediterranean almost 1,000 years ago.Broccoli is a result of the selective breeding of wild cabbage plants starting around the 6th century BC.nown for its green hue and resemblance to a tiny tree, broccoli has been the bane of kid’s existence since it was first introduced in the Mediterranean almost 1,000 years ago. Broccoli is a result of the selective breeding of wild cabbage plants starting around the 6th century BC.