PlantFun
Plant Needs
Sunlight
Thrives in bright indirect to partial sun; tolerates full shade but produces fewer flowers
Watering
Water when the top 2 cm of soil feels dry; avoid overwatering to prevent root rot
Temperature
Hardy to -10°C; prefers consistent temperatures between 15–25°C; protect from prolonged extreme heat
Characteristics
- Leaf: Opposite, glossy dark green, oval to lanceolate, 4–10 cm long
- Flower: Five-petaled, violet-blue (rare white), 3–5 cm diameter, funnel-shaped
- Stem: Slender, trailing, rooting at nodes to form dense, spreading mats
Care Guide
Watering
Keep soil evenly moist; increase frequency during extended dry spells
Fertilization
Apply diluted balanced liquid feed every 2 weeks. Avoid over-fertilizing to prevent excessive foliage growth at the expense of flowers
Banana peel compost tea：Compost banana peels for 2 weeks, steep in water for 24 hours, dilute 1:20 with water for root drenching; avoid applying undiluted compost to prevent root burnPruning
- Trim overgrown trailing vines in early spring to maintain a compact, tidy form
- Remove yellowed or damaged foliage regularly to improve airflow and reduce disease risk
- Thin dense mats of growth to prevent fungal issues in humid conditions
- Cut back stems by one-third after spring flowering to encourage bushier regrowth
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Toxic due to vinca alkaloids; may cause vomiting, diarrhea, abdominal pain, tremors, and weakness
Humans: Ingestion of large quantities causes mild gastrointestinal upset including nausea and diarrhea
Garden Uses & Culture
Culture: Symbolizes friendship and remembrance in some Southern European cultural traditions
Usage: Erosion control on slopes; ornamental groundcover for shaded garden areas
