Perennial Phlox (Summer Phlox; Garden Phlox)
A tall, late-blooming perennial phlox with big, showy, fragrant clusters of flowers. Flowers in dense, pyramidal, terminal clusters in many shades of purple, red-purple, rose, and rarely white. Cultivated forms come in many different colors and color patterns. Flowers in the typical phlox shape, with a narrow tube that flares out with 5 petal lobes. Blooms July-October. Leaves opposite, sessile, oblong to lanceolate, prominently veined, spaced apart on stems.
There are many horticultural cultivars in a great variety of colors that are found at garden centers and in home landscaping. This phlox is an old-fashioned favorite, and some of the cultivated varieties can be found growing untended at old homesites.