Whenever a first time gardener asks my advice on what they should plant, I always say kale. Everyone should have some kale. Nutrition-wise, kale is a powerhouse plant. It is easier to tell you what is not in it that to list all the benefits in this vegetable. Like its cousin broccoli, it contains calcium. It also has plenty of vitamin C, beta carotene, and other carotenoids. What really makes kale worth eating though, is its potential as an anti-cancer food. It has sulforapha