Excerpt:
Ginseng. The mystical ginseng root. Used for millennia by the Chinese as a medicinal and all-round feel-good substance--today there is growing clinical support for some of the traditional claims. At $35 - $50/lb for dried root, this seems like a very lucrative crop, and it has been grown successfully in Manitoba--though I should tell you that up until a few years ago, the so-called "experts" would have insisted it couldn't be done--but it is not for the faint of heart