I thought it would be Kudzu, but nope. Though Kudzu is still mentioned. It's kind of amazing that weeds are a real life example of where "kill it with fire" is

I thought it would be Kudzu, but nope. Though Kudzu is still mentioned. It's kind of amazing that weeds are a real life example of where "kill it with fire" is actually a realistic and appropriate response, and less harmful than herbicides.