PlantFun
Plant Needs
Sunlight
Thrives in dappled shade or bright indirect light; avoid direct midday sun which can scorch delicate foliage
Watering
Water when the top 2 cm of soil feels dry; avoid overwatering to prevent rhizome rot
Temperature
Hardy to -20°C; prefers cool, consistent temperatures; avoid prolonged heat above 28°C
Characteristics
- Leaf: Heart-shaped, glossy dark green, 2–6 cm wide, paired at stem tips
- Flower: Bell-shaped, maroon-brown, hidden beneath foliage near soil level
- Stem: Short, creeping rhizomes that form dense, low mats
Care Guide
Watering
Keep soil consistently moist but not waterlogged; apply mulch to retain moisture
Fertilization
Apply diluted organic fertilizer once every 4 weeks. Use low-nitrogen, organic feed to support rhizome development
Composted leaf mold tea：Steep fully composted leaf mold in water for 24 hours; dilute 1:20 for root drench to avoid burning delicate rootsPruning
- Remove yellowing or damaged leaves to maintain tidy growth and improve airflow
- Thin overcrowded rhizomes in early spring to prevent overcrowding and disease
- Trim back sprawling stems to keep the groundcover compact and contained
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Toxic due to aristolochic acid; may cause vomiting, diarrhea, and abdominal pain
Humans: Contains aristolochic acid; ingestion may cause gastrointestinal distress, and long-term exposure poses kidney and cancer risks
Garden Uses & Culture
Culture: N/A
Usage: Shaded woodland groundcover; historical medicinal uses are not recommended due to toxic compounds
