I keep trying to explain this to my father, who insists that mowing his entire noxious-weed-covered property is the only way to deal with them. Unfortunately, t

I keep trying to explain this to my father, who insists that mowing his entire noxious-weed-covered property is the only way to deal with them. Unfortunately, that's the only sure-fire way to keep them sticking around - scalp the soil bare 5x a year.