Pteris dentata

A fern with fine mid to emerald green foliage Pteris dentata is commonly called the ‘Toothed Brake Fern’.

It naturally grows in forest understories, Indigenous to South Africa. But naturalised in many areas including New Zealand thriving in moist, well-drained soils with high humidity.

It is commonly found in Asia and parts of the Pacific Islands.. Excellent as a ground cover plant for shaded moist locations. They foliage tends to stay a little cupped or closed and this adds to the fine feathery appearance.

How to Grow Pteris dentata – Basic Care

Growing both as a terrestrial fern Pteris dentata will thrive in dappled shade in a moist soil.

In will grow well in containers and is a good choice for a shaded courtyard. Also suited to growing in vertical walls and larger hanging baskets.

Soil/Potting Mix:
Use a rich, organic, well-draining soil. A good mix includes equal parts peat moss, perlite, and compost or fine bark. Ensure proper drainage to avoid waterlogging.

Sun/Light:
This fern prefers bright, indirect light. Avoid direct sunlight, which can scorch the fronds. It does well in dappled shade outdoors or near north/east-facing windows indoors.

Temperature Range:
Ideal growing temperatures are between 60°F and 75°F (15°C–24°C). Avoid cold drafts and temperatures below 50°F (10°C), as they may damage the plant.

Climate Zones:
Pteris dentata is suited growing outdoors in warmer zones. In cooler climates, it is best grown indoors or in greenhouses.
Pteris dentata thrives in USDA zones 9–11 (USA), RHS H2–H3 (UK, frost-free), and climate zones 9–11 in Australia, preferring warm, humid, frost-free conditions year-round.

Fertiliser:
Feed monthly during spring and summer with a balanced, water-soluble fertiliser diluted to half strength. Reduce feeding in fall and winter when growth slows.

Artificial Light:
If natural light is insufficient, fluorescent or LED grow lights can supplement. Provide 10–12 hours of artificial light daily for healthy growth.

Propagation:

Propagation is carried out by division of established clumps. Separate healthy rhizomes during repotting in spring. Each division should have roots and fronds. Keep divisions moist and shaded until established.

Summary Information

• Botanical Name – Pteris dentata
• Common Name – Toothed Brake Fern.
• Family – Pteridaceae
• Origins – South Africa
• Height – Fronds will reach around 1 metre in height.
• Spread – Clump forming over time
• Growth rate – Medium to Fast
• Position – Light shade.
• Soil – Moist
• Flowers – N/A. Plants are propagated from spores or by division
• Flowering Time – N/A
• Foliage – Mid to deep green.
• Frost tolerant – Half Hardy – not suited to heavy frosts..
• Drought tolerant – No

Where To Buy

More Pteris Ferns

With consistent moisture, moderate temperatures, and indirect light, Pteris dentata will thrive and add lush greenery to any indoor or outdoor shaded space.

Garden Uses

• Use as a container plant in shaded areas, evergreen foliage provides year round interest.
• Suited to use a a ground cover plant to fill shaded areas.
• Useful in rock gardens to provide a green backdrop to other plants.
• Also suited to growing indoors.