 hay and mulch hay. And when they go out to harvest it, the milkweed just gets in the way. So you really don't want a lot of, you want to be able to control, you want to control any plant that you put in your garden because the only time they become invasive is when they actually just take over and you're not controlling the spread. And it's up to you whether they're going to be invasive or very good for your garden or, you know, it's just too many of them in one area.