What's the difference between peppermint and spearmint? , Well, peppermint is a cross between spearmint and water mint. So they're similiar herbs, but they do have some key differences., We tend to Plant: Explore the Extraordinary World of Lerner Publishing Group Growing the King of Fruits Naples Botanical Garden Map of Power Reactor Sites Nuclear Regulatory Commission Redwood Trees in Redwood National Park, NorCal Sir David Attenborough has a new series called The Green Planet BBC Newsround