Lush, feathery, and beautifully cascading, the Boston Fern is a timeless favourite for bringing softness and texture to indoor and outdoor spaces. Known for its arching fronds and dense, vibrant green foliage, this classic fern creates an effortlessly tropical feel, whether styled in a hanging planter, placed on a shelf or used to soften a shaded balcony.

A cultivated variety of the sword fern, the Boston Fern thrives in humid environments with filtered light and consistent moisture. Its flowing foliage makes it an ideal choice for adding depth and movement to a space, particularly when paired with contemporary planters and natural materials.

Why We Love It

The Boston Fern is loved for its abundant foliage and naturally cascading shape. Its delicate, feather-like fronds create a beautiful contrast against plants with larger, more structured leaves, making it a versatile addition to any plant collection.

It's particularly well suited to hanging planters and elevated displays, where its foliage can spill gracefully over the edges. While it appreciates a little more attention than some low-maintenance houseplants, the result is a lush, full plant that brings a sense of calm and tropical character to its surroundings.

Light

Boston Ferns thrive in bright, indirect light and prefer sheltered positions with filtered sunlight. Outdoors, they perform particularly well in part shade, making them suitable for covered balconies, verandahs and shaded courtyards.

Avoid harsh, direct afternoon sunlight, which can scorch the delicate fronds. Very low light can also affect growth, so choose a position that receives plenty of gentle natural light.

Water

Boston Ferns prefer consistently moist soil and should not be allowed to dry out completely. Water when the surface of the soil begins to feel dry, ensuring the root ball remains lightly moist without becoming waterlogged.

During warmer months, you may need to water more frequently, particularly if the fern is growing in a hanging planter where the soil can dry out quickly.

Soil & Pot

Boston Ferns grow best in a rich, moisture-retentive potting mix that still allows excess water to drain freely. A quality indoor plant mix enriched with organic matter is a good starting point.

Choose a planter with drainage holes to prevent water from accumulating around the roots. Hanging planters and elevated pots are particularly effective, allowing the fern's arching foliage to cascade naturally while creating a layered, textured display.

Temperature & Humidity

Boston Ferns thrive in warm, humid conditions and generally prefer temperatures between 16–24°C. They appreciate consistent humidity, making them well suited to bathrooms with natural light, sheltered patios and protected outdoor areas.

Dry indoor air can cause the fronds to become brown and brittle, particularly during periods of heating or air-conditioning. A humidifier or grouping plants together can help create a more suitable environment.

Protect Boston Ferns from frost, cold draughts and sudden temperature fluctuations.

Growth & Maintenance

Boston Ferns typically grow around 30–90cm tall, with their arching fronds often spreading considerably wider as the plant matures. Under favourable conditions, they can develop into lush, full specimens that make a beautiful feature in hanging or elevated planters.

Remove brown, damaged or dead fronds at the base to encourage a fresh, tidy appearance. Regularly check the soil moisture, as these ferns can dry out more quickly than many other indoor plants.

Feed with a diluted, balanced liquid fertiliser during spring and summer to support healthy foliage. Repot when the plant becomes crowded or begins to outgrow its container.

Common Problems

• Brown, crispy fronds: Often caused by low humidity, underwatering or exposure to direct sunlight.

• Yellowing leaves: Can indicate overwatering, poor drainage or insufficient light.

• Drooping foliage: Usually associated with dry soil or environmental stress.

• Sparse growth: May result from inadequate light or insufficient nutrients during the growing season.

• Pests: Keep an eye out for scale insects and spider mites, particularly when growing conditions are less than ideal.

Styling Ideas

With its soft, cascading foliage, the Boston Fern is made for layered styling. Place one in a hanging planter to introduce greenery at different heights, or position it on a shelf or console where its arching fronds can spill naturally over the edges.

For balconies and courtyards, Boston Ferns work beautifully in shaded corners, where their lush foliage can soften hard surfaces and create a more inviting atmosphere. Pair them with architectural plants such as Kentia Palms or Monstera for contrast, or combine them with other shade-loving ferns to create a layered, woodland-inspired display.

A simple, contemporary planter allows the fern's delicate foliage to take centre stage, while a cluster of hanging planters can create a lush, tropical feel without taking up valuable floor space.

Whether you're styling a sheltered balcony, refreshing a bathroom or adding softness to an indoor corner, the Boston Fern brings texture, movement and timeless greenery to any space.