Common name: Quadrangular passionflower, Giant granadilla
Origin: South America
Height at maturity: 8 to 12 meters
Hardiness: -2°C to protect or bring in winter
Plant type: climbing plant
Vegetation: perennial but not very hardy
Flower color: white, red, purple
Type of soil: rich in humus and draining
Watering: copiously in summer, once every 10 days in winter
Use: pergola, trellis, porch, indoor, pot
Diseases and pests: spider mites, scale insects, nematodes
Toxicity: edible fruits
Storage of seeds: 1 year in a dry place away from light at 3/4°C (refrigerator)
Climbing plant with strong vegetation, these leaves are 10 to 25 centimeters long and bright green in color.
Globose flowers 8 to 12 centimeters in diameter, hanging, fragrant, pale red in color appear from July to October. The crown is composed of wavy filaments 2-6 centimeters long, oblong, ovoid streaked with purple-red and white, spotted with pink, red or purple.
The fruits, called barbadines, are edible and very large. They are 20 to 30 centimeters long and can weigh several kilograms. When ripe, the fruit is yellow in color. It is eaten fresh when ripe or as a vegetable for unripe fruits.
This plant can be grown indoors behind a window or in a sunny veranda. It will also find its place in summer on terraces and balconies. It can withstand a temperature of -2°C but if you do not live in a region with a mild climate, it is advisable to grow it in a container so that you can bring it into a greenhouse or veranda during the winter period.