What is a weed? A plant whose virtues have never been discovered. (Ralph Waldo Emerson) This oft cited quote is only partially correct. All the plants in this book, according to the weed act of alberta, are prohibited and noxious weeds. They are banned in many other provinces and states as well. But they do have virtues They all contribute to our well being in ways you will discover in these pages. I think it is important...