Grocery Store Vegetables and Herb Seed Sources

I take a perverse pleasure in finding ways to recycle grocery store produce and grow it in my garden. You'd think I'd stop being so tickled and indulge my curiosity some other way than by sticking a little piece of root in a pot to see what happens. My nephew once started a sunflower from a seed he stuck in the office ficus on a dare. No one was more surprised than he was when it sprouted.Here