Whether mysterious, tasty, spicy, soothing, curative or visionary, whether used for treatments, ceremonies, offerings or dyes, whether used for their fibers, nutritional or aromatic qualities, or simply contemplated for their beauty, plants have always been at the heart of human life.whether they are used for their fibers, nutritional or aromatic qualities, or simply contemplated for their beauty, plants have always been central to human life. For thousands of years, they have been used with respect, and the knowledge of how to use them has been passed down through the generations, so that knowledge and wisdom live on.