close up of ruellia or wild petunia plant with purple flowers and buds and pods

ruellia flowering plant ruellias wild petunias ornamental plants close petunia purple flowers buds pods cement wall sand dirty flower freshness bloom blooming leaf blossom summer garden green floral background sunny field violet beautiful flora season gardening autumn outdoors detail nature bright petals botany closeup beauty stamen natural perennial botanical delicate fresh pod herb environment spring ground annual tradition health stem growth sprig