PASSION FLOWER Passiflora quadrangularis
Passiflora Quadrangularis (Granadilla) is a vigorous, tendril vine with very fragrant and large red flowers with EXTREMELY long deep-purple filaments! This is a woody vine that will gently twine around supporting structures. In tropical climates, it will flower all year round. It is an exotic tropical that is sure to draw attention, and is ideal planted around a patio where onlookers can see it's magnificent flowers!
In Canada, many Passion Flowers are not hardy over winter (especially the ones with the red coloration), so we grow those varieties in pots and take them indoors for the winter months, and grow them in a sunny window! See all of the Passion Flower seeds that we offer.
Hardiness zones: 9-11
Type: Climbing Vine
Location: Sun or part sun
Seed size: Large
Note: This plant species is known to have toxicity. ornamental use only.
Seeds per pack: 5
Germination: Soak seeds in water for 24 hours before planting. Place seeds just below the soil surface, and instead of using water, use orange juice to moisten the soil. The acidity of the juice will help soften the outer layer of the seeds and aid germination. Place the container is a warm location 21-24C (75F). Cover the pot with clear plastic to help retain moisture. Germination can occur within 2 weeks to several months. Patience may be needed, though they are well worth the effort! Once seedlings sprout, remove the plastic, and place the pot in a sunny location.