Identifying the type of mint. Just to confuse the picture even more, there is a chocolate mint which has purplish stolons. There are, in fact, hundreds of varieties of mint, some of which are commercially grown for oil extraction or for leaf drying, and a lot of which haven't even been given names, being known as Mint 341, etc.
Full Definition of WATERCOLOR. 1. : a paint of which the liquid is a water dispersion of the binding material (as glue, casein, or gum). 2. : the art or method of painting with watercolors. 3. : a picture or design executed in watercolors.
What is Pastel? It is dry pigment, the same pigments used in the wet painting media, but without oil, water or acrylic binders. It contains a minimum of binder and is basically pure pigment. Historic dry pastels should not be confused with oil pastels. Dry pastel is no more like oil pastel than watercolor is like oil paint.