The wild blue phlox (Phlox divaricata) belongs to Polemoniaceae (the Phlox family). It is a semi-evergreen perennial herb that is native to eastern North America. This herb grows in forests and fields, and it can reach 25-50 cm in height. The leaves are unstalked, hairy, ovate-lanceolate, and arranged in opposite. The pleasantly fragrant, blue-lavender, light purple, pink, or white flowers bloom in late spring and early summer.