And this, ladies and gentlemen, is exactly why they tell you not to plant the same crops in the same spot year after year. This goes for home gardens as well.
Blights are a nightmare to solve.
This can't be attributable to the ignorant horticultural practices of Afghanistan's opium farmers, it simply can't. It must be the fault of a super secret conspiracy involving an even more secret cabal of former Haliburton officers.