This is Passiflora incarnata, also known as Apricot Vine, Maypop, Purple Passion Flower, Passionflower, Passionvine, and Passion Vine. This adaptable plant does well anywhere from full sun to light shade. If planted in the ground it will travel about 30 feet at full maturity. It blossoms from the middle of summer until the middle of Fall and is a very popular plant with the birds, bees and butterflies. This is a host plant for the Zebra Long Wing, Zebra Heliconian, Julia Heliconian, Isabellas Heliconian, Banded Orange Heliconian, Mexican Fritillary, Scarce Bamboo Page, Erato Heliconian, Variegated Fritillary, and Gulf Fritillary butterflies. It is also a larval host plant for the Plebeian sphinx Moth. USDA Hardiness Zones 6b to 10