Eucalyptus Seeds Silver Dollar gets its name from its silvery-blue, rounded leaves that display a shimmering appearance in the sunlight. Their refreshing scent, that is so well-known, is a hallmark of this plant with leaves that contain essential oils that release a sweet, minty aroma when crushed or brushed against. Popularized by social media influencers, Eucalyptus Silver Dollar stems are seen hanging in steaming showers where their fragrance can truly be appreciated.