You know, standard witch stuff. But the depiction of witches really isn’t quite so simple as all that. For one thing, they’re not always malevolent forces in cinema. Nor are they all ancient ...
The Witch’s geographical isolation and physical ... is the use of Technicolor to indicate that Dorothy has left rural black-and-white Kansas and landed in the vibrantly surreal Oz.
Its eerie contents—a coin, copper nails, a tooth, and fine white-blonde hair—suggest it was once used as a ”witch bottle,“ part of a ritual to ward off suspected malevolent forces.