PlantFun
Plant Needs
Sunlight
Thrives in bright indirect light; tolerates low light for extended periods; avoid direct midday sun to prevent leaf scorching
Watering
Water thoroughly only when the top 5–7 cm of soil is completely dry; avoid overwatering to prevent root rot
Temperature
Optimal growth at 18–27℃; avoid temperatures below 10℃ to prevent leaf browning and tissue damage
Characteristics
- Leaf: Upright, sword-shaped leaves with silvery-blue matte foliage and faint green margins
- Stem: Short underground rhizomes; no aboveground visible stems
- Flower: Small, fragrant white tubular blooms on tall spikes (rarely produced indoors)
Care Guide
Watering
Allow topsoil to dry fully before watering; reduce frequency in high humidity
Fertilization
Diluted balanced feed once every 2 months. Avoid over-fertilizing to prevent leaf tip burn
Eggshell powder topdress：Grind dried, rinsed eggshells into fine powder; sprinkle lightly on soil surface and water in to release nutrients; avoid excess to prevent soil alkalinityPruning
- Remove yellow or damaged leaves at the base using clean, sharp shears to maintain appearance
- Trim overcrowded rhizomes during spring repotting to control plant spread
- Cut spent flower spikes at the base after blooming to redirect energy to foliage growth
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Toxic; ingestion may cause drooling, vomiting, oral pain, and difficulty swallowing
Humans: Contains calcium oxalate crystals; ingestion causes oral irritation and temporary swelling
Garden Uses & Culture
Culture: Symbolizes resilience and air purification; popular in minimalist interior design for its low-maintenance nature
Usage: Indoor ornamental plant; effective at removing formaldehyde and benzene from indoor air
