Cabbage, Brussels sprouts, kale, Kohlrabi, broccoli, and cauliflower are all the same plant. They're cultivated variations of a single species. Stages of plant growth from seed to maturity Plants actually breathe, but not in the same way humans or animals do. Instead of lungs, plants rely on microscopic pores on their leaves called stomata. These tiny openings constantly open and Hang Plants From Curtain Rod