Popular for its exquisite flowers passiflora caerulea is a vigorous semi45evergreen climber with attractive lobed leaves from summer through to autumn it produces large white flowers with a fascinating structure including a striking ring of blue45purple filaments the blooms are followed by inedible egg45shaped orange fruits grow passion flower plants on walls fences and pergolas against trellis which can support its twining tendrils a fantastic climbing plant for tropical theme