Sweet Granadilla (Passiflora ligularis)

Sweet Granadilla

Passiflora ligularis

Its intricate blooms look like celestial crowns, a tropical delight for edible and ornamental use. Evergreen climbing vine; common name: Sweet Granadilla.

Partial sun
2–3/week
Moderate
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Plant Needs

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Sunlight Bright indirect light with 2–3 hours of gentle morning sun; avoid harsh midday sun to prevent leaf scorch
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Watering Water thoroughly when the top 2 cm of soil is dry; avoid waterlogging to prevent root rot and fungal growth
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Temperature Thrives at 18–25°C; protect from temperatures below 12°C to avoid leaf drop and stunted growth
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Characteristics

  • Leaf: Glossy, heart-shaped, 10–15 cm long with smooth, unlobed margins
  • Flower: Fragrant white-purple blooms with radial filaments forming a crown-like structure
  • Fruit: Ovoid, yellow-orange when ripe, containing juicy aromatic pulp with black, edible seeds
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Care Guide

Watering

Keep soil consistently moist but not waterlogged; increase frequency during hot, dry spells

Fertilization

Diluted balanced liquid feed every 2 weeks. Cease fertilization in winter when growth enters dormancy to avoid nutrient buildup

Banana peel compost tea:Use fully composted banana peels; dilute 1:20 with water for root drenching; avoid raw peels to prevent fungal growth and pest infestations
Pruning
  • Trim overgrown vines in early spring to promote bushier growth and improve fruiting potential
  • Remove dead, yellowing, or damaged foliage regularly to enhance airflow and reduce disease risk
  • Tie climbing vines to a trellis or support structure to guide growth and prevent tangling
  • Thin crowded branches during the growing season to allow sunlight to reach inner foliage
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; contains cyanogenic glycosides, may cause vomiting, diarrhea, lethargy, or difficulty breathing in severe cases

Humans: Mild toxicity; large ingestion of unripe fruit or foliage may cause gastrointestinal upset and nausea

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Garden Uses & Culture

Culture: Symbolizes the Passion of Christ in Christian traditions, with flower parts representing elements of the crucifixion

Usage: Edible ripe fruit for fresh eating, juice, or desserts; ornamental vine for trellises and arbors