Botanical name: Ageratum houstonianum Family: Asteraceae (Sunflower family)
The flossflower plant grows to a height of over 2 ft has blue flowers, and tends to become a pest as it liberally reseeds itself all over the garden. The varieties found in gardens form shapely mounds from 6-12 in in height and produce generous quantities of soft fuzzy flowers arranged in clusters. Ageratum is typically seen in colors ranging from purple to blue to lavender and pink. A white flowering variety is also occasionally encountered. Leaves are oval to heart shaped and up to 4 in in length although for most popular varieties they are usually half that.
The flower labeled Floss Flower is ...