 But it'll kill, without doing what I'm going to tell you, it'll kill the stumps, but it won't rot them away real fast. They'll just die. And if they're above ground, they're going to stay there. And in a lot of cases, that's no big deal. You don't have to worry about it. But if you do need to get rid of the stumps, what a lot of people do is they get some charcoal briquettes going.