Peace lily (Spathiphyllum sp.)
Spathiphyllum sp.
About this plant
Spathiphyllum, commonly called peace lily, is a popular houseplant known for its glossy green leaves and elegant white flowers that look like a hood or sail. It is appreciated for its ability to clean indoor air and its tolerance of low light conditions. Peace lilies are often used in homes and offices to add greenery and a touch of elegance.
Taxonomy
Higher classification: Order: Alismatales
Origin & Distribution
- Native region
- Tropical Americas, Southeast Asia
- Distribution
- Widely cultivated indoors worldwide; native to tropical regions of the Americas and Southeast Asia.
Care
- Suitable locations
- Indoor, Balcony, Greenhouse
- Preferred window facing
- North-facing, East-facing, Northeast-facing, Northwest-facing
- USDA hardiness zones
- 10–12
- Soil pH
- 6.0–7.5 (slightly acidic to neutral)
- Soil type
- well-draining potting soil mix
Watering. Water when the top inch of soil feels dry. Avoid letting the plant sit in water to prevent root rot. Increase humidity if leaves develop brown tips.
Fertilizing. Feed peace lilies with a balanced, water-soluble fertilizer every 6 to 8 weeks during the growing season (spring and summer). Avoid over-fertilizing, which can harm the plant.
Peace lilies are tough and easy to care for. They prefer low to medium light and need watering when the soil feels dry. Overwatering can cause root rot, so it's important not to keep the soil too wet. They rarely have serious problems and are great for beginners.
Propagation
- Propagation methods
- Division
Ornamental features
- Flowering
- Yes
- Flowering period
- spring–summer
Glossy dark green leaves and distinctive white flowers (spathes) that bloom periodically.
Toxicity & Safety
Peace lilies are mildly toxic if ingested, causing mouth and throat irritation. Keep away from children and pets.
Allergy information
Spathiphyllum, also known as peace lily, can cause mild allergic reactions in some people, mainly due to its pollen and sap. Those sensitive to plant sap or pollen might experience skin irritation or sneezing. To reduce exposure, avoid touching the sap and keep the plant in a well-ventilated area.
Common problems
Common problems include yellowing leaves from overwatering, brown leaf tips from dry air or inconsistent watering, and occasional pest issues like spider mites or aphids.
Uses
Primarily grown as an ornamental houseplant for its attractive foliage and flowers and its air-purifying qualities.
Notes
Trim yellow or brown leaves to keep the plant looking neat. Repot every 1–2 years to refresh soil and allow growth. Avoid direct sunlight, which can scorch leaves.