Passiflora alata, the wingstem passionflower, also known as the fragrant granadilla, is native from Brazil, and is grown in many warm areas in the world. This vigorous evergreen climber has entire leaves, and showy fragrant flowers, which are crimson, with purple and white filaments. The fruits are edible.
The evergreen leaves of the wingstem passionflower are entire, and may reach up to 6 in long and 4 in wide
The fragrant granadilla has showy and scented flowers, which are up to 5 in wide, with crimson petal/sepals and white and purple striped filaments.
The wingstem passionfruit is an ovoid golden to orange fruit. These fruits are about 4 in long. They are edible and quite popular in Brazil.
Hardy Zone 10-11
Sow in trays, pots, etc of good seed compost in a propagator or warm place to maintain an optimum temperature of 70-40-70F . Sowing Depth: ¼in . Germination can be slow. Seal the seed container after sowing in a polythene bag and place in a temperature of 70F for 3 months. Keep compost moist but not over wet. If germination does not occur by the end of this time, transfer to a fridge (Not freezer) for 3-5 months. At the end of this period return to 70F when germination should occur in around 3 months.