Yes, the mother of the bride can absolutely wear green. Green is a beautiful and versatile color choice that can be stylish and elegant for the occasion. However, it's always a good idea to consider the overall wedding color palette and theme to ensure that the mother of the bride's green attire complements the aesthetic. Additionally, it's courteous to consult with the bride regarding her preferences to ensure everyone is on the same page. As long as the chosen shade of green aligns with the wedding style and the bride is comfortable with it, wearing green can be a stunning choice for the mother of the bride.