Climbing passionflower

Climbing passionflower

The climbing passionflower - general information

The climbing passionflower is a tropical evergreen of the Passifloraceae family, introduced in Europe around 1600 by a missionary returning from Mexico. Of the more than 500 species that go under this name, only one manages to grow and develop well in our latitudes: the passiflora caerulea. There climbing passionflower it is known above all for its very particular flower, which is striking in size and singular beauty; as already said, the name of this plant derives from the flower, a symbol of religious faith. The plant has a hollow stem inside, of variable section, which over time can become woody; the leaves have different shapes - those of the caerulea are five-lobed - and the flowers have various colors: white, blue, lilac or pink. Source:


This plant fears water stagnation and does not like heavy soils, which prevent its radical development; therefore, the best choice will be a mixture of loam, sand and peat. If grown in pots, it must be repotted annually to allow its roots to develop properly. The location must be sunny and the minimum temperature never drop below 10 ° C. Being of tropical origin, it requires frequent watering from spring to autumn and regular in winter; in addition, a good degree of humidity will be required - a too dry environment causes the leaves to fall. As for fertilization, the ideal fertilizers are liquid, to be administered through irrigation water. Source:


The multiplication can take place by seed or by cutting. Seed: Leave the seeds in hot water for 12 hours, discarding any that come to the surface. Subsequently, bury them (2-5 mm) in a mixture of soil and sand. To maintain constant humidity and temperature, cover the container with a clear plastic sheet, to be removed every day to dissolve condensation and irrigate the soil, keeping the humidity constant. Place the container in the light and at a constant temperature of about 26 ° C. Cutting: cut the cuttings (8-10 cm) of climbing passionflower from the stems, immediately under the knot, with an oblique cut; then plant them in a mixture of sand and peat and cover the container with a plastic sheet (see "multiplication by seed"). Source:

Climbing passionflower: Use in herbal medicine

In herbal medicine, passionflower is widely used, in the form of an infusion, as a remedy in case of restlessness and insomnia. The effects of the substances (flavonoids and alkaloids, with sedative and antispastic action respectively) extracted from it were known since ancient times - the Aztecs made extensive use of it and during the First World War it was used for the treatment of so-called "war anxieties" . In addition to the aforementioned cases, it is useful in the treatment of disorders such as tachycardia, dyspnea, hot flashes and stress in general. However, there are contraindications to use: it should not be taken during pregnancy, as the alkaloids contained can favor uterine contractions, and in case of ascertained hypersensitivity.

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