 Well, it's somewhat going to depend on the thistle that you're controlling. Now, my guess, Nikki, if you've been controlling the same thistle for the past six years, I'm kind of leaning towards it being Canada thistle, which is a perennial thistle, and it has an extremely deep and very robust root system. And you can try digging that out. You can pull it out. That plant is going to continue to regrow. So assuming it is Canada thistle,