Maidenhair Spleenwort
Asplenium trichomanes
📖 About this plant
A tiny, delicate fern with slender black wiry stems and small, rounded dark green pinnae arranged in a ladder-like pattern. One of the most widely distributed ferns in the world, it grows naturally in rock crevices, stone walls, and cliff faces. Its diminutive size makes it ideal for rock gardens and alpine troughs.
🧑🌾 Care requirements
Low to medium indirect
Every 1-2 weeks
Moderate to high (50-70%)
10-25°C
Well-draining, rocky, lime-rich or acidic soil; grows naturally in crevices and walls
Generally not needed; top dress with leaf mold or compost in spring if desired
🌐 Common Names
📋 Plant facts
- 🌍 Origin
- Widespread globally — Europe, North America, Asia, Africa, and Australasia
- 📏 Max height
- 15-30 cm
- 📐 Spread
- 15-30 cm
- 🕰️ Bloom time
- Non-flowering
- 🎨 Bloom color
- Non-flowering (produces spores)
- 🍃 Foliage color
- Dark Green
- ⏳ Lifespan
- Perennial
- 📈 Growth rate
- Moderate
- ☠️ Toxicity
- Non-toxic to humans and pets
- 🌱 Propagation
- Division of clumps; spore propagation; transplant from rocky crevices
🛡️ Health & Safety
Non-toxic to humans and pets
Common issues
- Crispy brown fronds from dry conditions
- Root rot
- Spider mites
💡 Care tips
- Hardy native fern found in rocky crevices worldwide
- Tolerates cold better than most cultivated ferns
- Small compact fronds make it perfect for rock gardens
- Grows well in both indoor and outdoor shaded locations