the phlox paniculata, commonly called onlyphlox, is a perennial herbaceous plant of the family of polemoniaceae. It is formed by a thin stem on which the leaves are oblong and pointed. the flowers, which appear in summer, are grouped in pannocchie ( hence the paniculata name). The inflorescences have a color that changes according to the variety. generally we can find them with colors such as white, pink, red or purple. prefers an exposure in full sun or half shade, with a fresh, rich and well drained soil.