Lemon verbena is a fragrant herb native to South America, particularly Argentina and Brazil. It is known for its bright green leaves that emit a strong lemon scent when crushed. The plant can grow up to 3 feet tall and produces small, pale purple flowers. This herb is often used in culinary applications, such as teas, desserts, and marinades, due to its refreshing lemon flavor. Additionally, lemon verbena is popular in herbal medicine for its potential digestive and calming properties. It can also be used in potpourri and essential oils for its pleasant aroma.