There are a lot of ways to tell the White Hats from the Black Hats, but one pretty good rule of (green) thumb is that anyone who can bring flowers into existence just by stepping on soil is probably not evil. This person is not just a Friend to All Living Things but a potent force for good who is very likely The Messiah, a Physical God, or a credible runner up. At the very least they have a Green Thumb, and in extreme cases are so powerful and so Good that their aura bleeds out into the world as a source of healing and growth. Examples of Fertile Feet include: