Willdenow's Spikemoss
Selaginella willdenowii
Willdenowii
About this plant
Selaginella willdenowii, also known as Willdenow's Spikemoss, is a small, fern-like plant with striking iridescent blue-green leaves. It is often grown as a decorative houseplant because of its unique shimmering foliage. This plant thrives in humid, shaded areas and adds a touch of color to terrariums or indoor gardens.
Taxonomy
- Genus
- Selaginella
- Family
- Selaginellaceae
- Higher classification
- Lycopodiopsida (clubmosses and relatives)
- Plant type
- Houseplant
- Lifespan
- Perennial
Origin & Distribution
- Native region
- Southeast Asia, Indonesia
- Distribution
- Native to tropical regions of Southeast Asia and parts of Indonesia; cultivated worldwide as a houseplant.
Care
- Light preference
- Shade
- Suitable locations
- Indoor, Greenhouse
- Preferred window facing
- North-facing, East-facing, Northeast-facing, Northwest-facing
- Watering frequency
- Frequent
- Watering interval
- 1–3 days
- Humidity
- High
- Minimum
- 15 °C
- Maximum
- 30 °C
- Optimal
- 18-24 °C
- USDA hardiness zones
- 10-12
- Soil pH
- 5.5-6.5 (slightly acidic to neutral)
- Soil type
- well-draining, peat-based potting mix
Watering. Keep the soil consistently moist but not waterlogged. Water when the top of the soil starts to feel slightly dry. Avoid letting the plant sit in standing water.
Fertilizing. Feed with a balanced, diluted liquid fertilizer every 4 to 6 weeks during the growing season (spring and summer). Avoid over-fertilizing, which can harm the plant.
Selaginella willdenowii prefers moist, shaded environments and does well in indirect light. It needs regular watering to keep the soil damp but not soggy. Avoid letting it dry out completely. It is moderately easy to care for but sensitive to dry air and direct sunlight.
Propagation
- Propagation methods
- Cuttings, Division
- Care difficulty
- Medium
Ornamental features
- Flowering
- No
Iridescent blue-green foliage with a shimmering effect, delicate fern-like leaves forming a low mat or mound.
Toxicity & Safety
- Toxic to humans
- Non-toxic
- Toxic to pets
- Non-toxic
- Weed potential
- Not considered a weed
Non-toxic to humans and pets, safe to keep around children and animals.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Dust accumulation
- Pollen level
- None
Selaginella willdenowii is generally safe and unlikely to cause allergies. People sensitive to plant spores or dust might want to keep the plant clean to reduce any mild reactions.
Common problems
If overwatered, the roots may rot. Too much direct sunlight can cause leaf burn. Dry air can make the leaves brown and crispy.
Uses
Primarily grown as an ornamental houseplant for its unique and attractive foliage. Often used in terrariums and shaded indoor gardens.
Notes
Keep soil consistently moist and provide high humidity. Mist regularly or use a humidity tray. Avoid direct sunlight to prevent leaf damage. Repot only when necessary, using well-draining soil.