Das Myrtenfräulein (1989)

The Prince of Porcelain, who only knows how to play with vain ladies in a cool porcelain world, wants to own the poor potters' myrtle tree. It was given to them instead of a child. The prince is sick with longing. The potter couple bring him the myrtle tree. He falls in love with it and one night discovers that a beautiful girl lives in it.