Tropical Roots Tropical Roots can be intimidating, most of them have thick, strange looking skin, and long stems with leaves sprouting out of them. Because they grow underground, they absorb a great amount of nutrients from the soil. Actually, roots are some of the most nutrient-dense vegetables in the world. As a result, they’re not only amazing for your health, but they’re versatile in the kitchen. They are absolutely delicious when prepared properly.