Passiflora maliformis

Passiflora maliformis

Passiflora maliformis or Sweet Calebash is cultivated for its beautiful fragrant flowers and delicious fruit.


Passiflora maliformis is a woody climber than can reach 10 m lenght. It climbs by tendrills sprouting from the axil.

Leaves are not lobed, ovate, and measure 6-15 cm long and 4-15 cm wide.

Flowers are greenish-white and purple, 5-6 cm in diameter. The sepals are greenish-white, heavily speckled with purple spots inside, green outside. The petals are green white and heavily spotted with purple. The crown consists of four rows of filaments, white with purple stripes. The flowers are pendulous and very fragrant.

The fruits are oval or spherical, 4-5 cm long and 3-4 cm wide. They are greenish yellow to light orange and the external shell is extremely hard, you can barely open them manually. They are edible and taste of grapes.


Ornamental, fruit


Common names:

Apple-Fruited Granadilla, Conch Apple, Conch Nut, Conch-Apple, Sweet Calabash, Sweet Cup, Sweet-Calabash, Sweetcup, Water Lemon


Passiflora caudata, Passiflora maliformis var. pubescens, Passiflora ornata


Passiflora: from the Latin passio (Passion) and flos (flower)
Maliformis: from the Latin malus (apple) and forma (form)


Caribbean, Colombia, Venezuela, Ecuador. From sea level to 1,700 m altitude.


June to November


USDA Zone 10-11, 1 °C



Nutritious and well drained


Sun, light


Water daily during growing period


Fertilize every 1 or 2 weeks


Suitable for a south facing windowsill or a heated greenhouse


Flowers only when the plant has reached a certain height. It is therefore necessary to provide space and support necessary for it to climb.


Seed, cutting

Sowing instructions:

  • soak the seeds 24h in lukewarm water or orange juice
  • sow in a light mix
  • moisten
  • 20-25 °C
  • germination: a few weeks to a few months

Cutting instructions:

  • take cuttings in Spring or Summer
  • take cuttings at the top of the stems and make sure there is a node or a heel of older wood
  • dip the cutting in a hormone for cuttings (optional)
  • plant in a light potting soil and moisten
  • wrap everything in a plastic bag to retain moisture until the cutting is rooted