Passiflora caerulea or "passion flower" is native to the tropical regions of South America. The family it belongs to is that of Passifloraceae. There are about five hundred species that make up this genus; in particular, these are evergreen climbing plants, which can even reach a height of 7 meters and which are particularly suitable for covering and covering walls, nets, trellises, etc. They produce thin herbaceous or semi-woody stems, bright green in color, have numerous tendrils that allow the plant to easily cling to the supports; they carry large palmate leaves, the same color as the stems. During the summer they produce large white, lilac, blue or pink flowers with a very particular shape. Passion flowers are rustic plants with vigorous development; there are some species on the market that fear intense cold and therefore must be grown in a container.
As for the sun exposure of the passion flower, the plants of passiflora caerulea they prefer very bright and sunny positions, but they can develop without problems even in partial shade; some species of passion flower slightly fear the cold and need shelter during the winter; others are completely rustic, although they can lose the aerial part during the coldest months of the year.