Pint plant of Passiflora Incense is a bright blue color. This vine produced hundreds of these blossoms during the summer and give off a very strong perfumed scent that fills the yard when in full bloom. The vine grows to about 20 feet and is pretty much pest-free with the exception of the heliconia butterflies. This vine is foliage hardy in zones 7 and higher, and root hardy to 25 degrees It also can be brought inside during cold weather. Full sun is required for full flower production