8. Potato
Days to reach full maturity: 70-90 (early season), 90-135 (midseason), 135-160 (late season)
Potatoes are really easy to plant in empty barrels or even old car tires. They just must have an even, moist soil. Potatoes yield better in colder temperatures and there are three seasons in which you can harvest potatoes: early season, midseason, and late season.