Botanical Name: Cyathea brownii
Common Names: Norfolk Tree Fern, Smooth Tree Fern
📌 Product Description
Cyathea brownii is one of the tallest and most impressive tree ferns in the world, admired for its large, graceful fronds and tall trunk-like stem. The lush green fronds form a dramatic canopy that creates a tropical forest appearance, making it a striking focal plant in shaded gardens.
Native to Norfolk Island, this tree fern thrives in humid environments and sheltered areas where it can develop its tall trunk and wide frond crown. The plant brings a lush rainforest feel to landscapes and is highly valued in botanical and tropical gardens.
With its majestic foliage and elegant structure, the Norfolk Tree Fern adds height, texture, and exotic beauty to shaded garden spaces.
📏 Size When Fully Grown
Height: 10 – 20 m (in ideal conditions)
Spread: 3 – 5 m (frond canopy)
Growth Habit: Upright tree fern with tall trunk
Growth Rate: Moderate
🌱 Best Growing Conditions
Light: Partial shade to filtered light
Soil: Rich, well-draining soil high in organic matter
Water:
• Keep soil consistently moist
• Requires regular watering in warm climates
• Avoid letting soil dry out completely
Humidity: Prefers high humidity and sheltered conditions.
Feeding: Apply compost or organic fertiliser during spring to support growth.
Maintenance:
• Remove old fronds as they age
• Protect from strong winds
• Mulch to retain soil moisture
🌦️ Planting & Growing Season (South Africa)
Best Planting Time: Spring to early summer
Active Growth: Spring and summer
Climate Suitability: Best suited to humid, frost-free regions of South Africa
Frost Tolerance: Sensitive to frost
🌼 Additional Benefits
• Dramatic tropical appearance
• Large architectural foliage
• Creates shade and garden structure
• Ideal for lush tropical landscapes
• Long-lived specimen plant
🌿 Ideal Uses
✔ Tropical gardens
✔ Feature specimen plant
✔ Shaded landscape areas
✔ Botanical collections
✔ Large garden focal points