Christmas Fern vs Ling Heather Plant Comparison

Compare these two plants side by side — care needs, key differences, and which is right for your home.

Christmas Fern

Christmas Fern

Polystichum acrostichoides

VS
Ling Heather

Ling Heather

Calluna vulgaris

Christmas Fern

Christmas Fern

Polystichum acrostichoides

The Christmas fern is a robust, evergreen fern native to eastern North America. It gets its name from the fact that its fronds often remain green throughout the Christmas season. It features leathery, lance-shaped fronds that are deeply divided into leaflets (pinnae). The fertile fronds have spore-bearing sori on the upper pinnae. It typically grows in moist, shaded woodlands and is a popular choice for naturalistic gardens. While it can be grown indoors, it requires specific conditions and is generally better suited for outdoor environments.

Dryopteridaceae Eastern North America
✨ Features: Evergreen foliage, erosion control, naturalizes well in woodland gardens.
📖 Read Complete Christmas Fern Guide
Ling Heather

Ling Heather

Calluna vulgaris

Ling heather is a low-growing evergreen shrub typically found in heathlands and moorlands. It features small, scale-like leaves arranged in opposite pairs along the stems. The plant is known for its profuse display of tiny, bell-shaped flowers, usually in shades of purple, pink, or white, which bloom in late summer and autumn. While primarily an outdoor plant, some attempt to grow it indoors for its ornamental value. However, it requires very specific conditions to thrive indoors, making it a challenging houseplant. It is grown for its beautiful flowers and foliage, adding color and texture to landscapes.

Ericaceae Europe and Asia Minor
✨ Features: Attractive foliage and flowers, provides late-season color, important for pollinators in its natural habitat.
📖 Read Complete Ling Heather Guide

Quick Plant Comparison

Feature Christmas Fern Ling Heather
Light Partial to full shade. Avoid direct sunlight, especially indoors. Full sun (at least 6 hours of direct sunlight per day)
Watering Every 7-10 days, adjust based on humidity and temperature. Every 2-3 days outdoors, potentially less indoors depending on conditions
Humidity 50-70% 30-50%
Temperature 10-21°C 10-21°C
Care Level Expert Expert
Growth Rate Moderate Slow
Max Height 30-60 cm 0.2-0.6 m (indoors, typically smaller)
Pet Safety ✅ Safe ✅ Safe
Soil Well-draining, humus-rich soil. A mix of potting soil, peat moss, and perlite is suitable. Well-draining, acidic soil (pH 4.5-6.0). A mix of peat moss, sand, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 10 minutes weekly 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Christmas Fern

Scientific Name Polystichum acrostichoides
Family Dryopteridaceae
Native To Eastern North America
Also Known As Christmas Fern, Evergreen Wood Fern
Leaves The fronds are lance-shaped, 30-90 cm long, and deeply divided into leathery, dark green pinnae. The pinnae are slightly sickle-shaped and have a toothed margin. The fertile fronds have smaller, spore-bearing pinnae at the tip.
Flowers Ferns do not produce flowers. They reproduce via spores.

Ling Heather

Scientific Name Calluna vulgaris
Family Ericaceae
Native To Europe and Asia Minor
Also Known As Ling, Common Heather, Scotch Heather
Leaves The leaves are small, scale-like, and arranged in opposite pairs along the stems. They are typically dark green but can turn bronze or reddish in winter. The leaves are evergreen, providing year-round interest.
Flowers Ling heather produces masses of tiny, bell-shaped flowers in late summer and autumn. The flowers are typically purple, pink, or white. Flowering indoors is rare and requires optimal conditions.

📏 Size & Growth — Plant Comparison

Christmas Fern

Height 30-60 cm
Spread 30-60 cm
Growth Rate Moderate
Growth Pattern The Christmas fern grows in a clumping, upright habit. It spreads slowly via rhizomes, forming colonies over time.

Ling Heather

Height 0.2-0.6 m (indoors, typically smaller)
Spread 0.5-1 m (can spread via rhizomes)
Growth Rate Slow
Growth Pattern Ling heather is a low-growing, bushy shrub. It spreads slowly via rhizomes, forming dense mats in its natural habitat. Indoors, its growth will be more contained but still retains its bushy habit.

🌱 Propagation — Comparing Plant Growth

Christmas Fern

Methods: Division, Spores

Difficulty: Moderate

Tips: Division is best done in early spring. Carefully separate the rhizomes and replant. Spore propagation is more challenging and requires a sterile environment.

Ling Heather

Methods: Stem cuttings, layering, seed (difficult)

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer. Use rooting hormone and provide high humidity. Layering involves bending a low-growing stem to the ground and covering it with soil until roots form.

✨ Benefits & Features — Comparing Plant Value

Christmas Fern

The Christmas fern is distinguished by its evergreen foliage and the presence of sori only on the upper pinnae of fertile fronds. This unique characteristic makes it easy to identify.

  • ✓ Provides year-round greenery in shaded areas.
  • ✓ Helps prevent soil erosion.
  • ✓ Attracts beneficial insects.
  • ✓ Low maintenance once established.
  • ✓ Adds a natural, woodland aesthetic.
  • 🐾 Pet Safe

Ling Heather

Ling heather is a characteristic plant of heathlands and moorlands, adapted to nutrient-poor, acidic soils. Its small, scale-like leaves and bell-shaped flowers are distinctive. It's challenging to grow indoors due to its specific environmental requirements.

  • ✓ Provides a touch of the wild outdoors indoors.
  • ✓ Offers a unique and unusual houseplant experience.
  • ✓ Can be a conversation starter due to its specific care needs.
  • ✓ May provide a sense of accomplishment if successfully grown indoors.
  • ✓ Offers late-season color (if it flowers).
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Christmas Fern

Repotting Repot every 2-3 years in spring if the plant becomes root-bound.
Pruning Remove dead or damaged fronds as needed.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, applied monthly during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and ensure protection from extreme cold. In summer, provide ample moisture and shade.

Ling Heather

Repotting Repot only when necessary, typically every 2-3 years, using acidic soil.
Pruning Prune lightly after flowering to maintain shape and encourage bushier growth. Remove any dead or diseased branches.
Fertilizing Acid-loving plant fertilizer, diluted to half strength, applied sparingly in spring.
Seasonal Care In winter, reduce watering and protect from extreme cold outdoors. In summer, ensure adequate moisture and prevent scorching in intense heat. Indoors, maintain consistent conditions year-round.

🌞 Light Requirements

Christmas Fern

Partial to full shade. Avoid direct sunlight, especially indoors.

Low light tolerant: ❌ No

Ling Heather

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

💧 Watering Needs

Christmas Fern

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow excess water to drain away. Signs of overwatering include yellowing or browning fronds. Signs of underwatering include wilting or crispy fronds.

Ling Heather

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, as this can lead to root rot. Ensure good drainage. Indoors, maintaining consistent moisture without waterlogging is crucial. Signs of underwatering include wilting and browning leaves; overwatering presents as yellowing leaves and potential fungal growth.

🌡️ Temperature & Humidity

Christmas Fern

Temperature: 10-21°C

Humidity: 50-70%

Ling Heather

Temperature: 10-21°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Christmas Fern

Christmas Fern

Polystichum acrostichoides
Care: Expert Time: 10 minutes weekly Beginner: No

Experienced gardeners seeking a low-maintenance, evergreen groundcover for shaded areas.

✅ Choose This Plant If...

  • You want an evergreen fern for a shady garden area.
  • You need a plant for erosion control on a slope.
  • You want to attract beneficial insects to your garden.
  • You appreciate low-maintenance plants once established.
  • You have a woodland garden and want a native species.

❌ Skip This Plant If...

  • You have limited space indoors.
  • You cannot provide high humidity.
  • You are a beginner gardener looking for an easy indoor plant.
📍 Ideal Location: Shaded garden bed, woodland garden, north-facing window (if attempting indoors).
🎨 Style: Woodland, Naturalistic, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Christmas Fern is not toxic to dogs, cats, or horses.
Ling Heather

Ling Heather

Calluna vulgaris
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners seeking a challenge to grow a heathland plant indoors, understanding its limitations.

✅ Choose This Plant If...

  • You appreciate the unique beauty of heathland plants and are willing to provide specialized care.
  • You have experience with acid-loving plants and can maintain the required soil pH.
  • You can provide a very bright, sunny location indoors, mimicking outdoor conditions.
  • You are prepared to accept that flowering may be limited or absent indoors.
  • You enjoy a challenge and are willing to experiment to find the right indoor environment.

❌ Skip This Plant If...

  • You are a beginner gardener and prefer low-maintenance plants.
  • You cannot provide a location with at least 6 hours of direct sunlight daily.
  • You struggle to maintain consistent watering schedules and often overwater plants.
📍 Ideal Location: Brightest possible windowsill, ideally south-facing, or a sunroom with ample sunlight.
🎨 Style: Naturalistic, Cottagecore, Rustic
🏠 Apartment Friendly: Limited
⚠️ According to multiple sources, Calluna vulgaris is considered non-toxic to humans and pets. However, it is always best to prevent pets from consuming any plants.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Both safe ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Christmas Fern has moderate growth, while Ling Heather grows slow.

💡 Pro Tips For Comparing These Plants

Christmas Fern Care Tips

Christmas fern is primarily an outdoor plant that prefers moist, shaded environments. Indoor cultivation is challenging due to the need for high humidity, cool temperatures, and indirect light. It requires consistent moisture and well-draining soil. It is not a good choice for beginners indoors.

  • Provide consistent moisture, especially during dry periods.
  • Mulch around the base of the plant to retain moisture.
  • Avoid planting in direct sunlight.
  • Divide clumps every few years to maintain vigor.
  • Monitor for pests and diseases regularly.
❄️ Winter: Reduce watering during the winter months. Protect from extreme cold and drying winds. Mulch around the base of the plant to insulate the roots.
☀️ Summer: Provide ample moisture during the summer months. Ensure the plant is shaded from direct sunlight. Monitor for pests and diseases.

Ling Heather Care Tips

Ling heather is primarily an outdoor plant and requires very specific conditions to thrive indoors. It needs full sun, acidic soil, and cool temperatures. Maintaining these conditions indoors is challenging, making it an expert-level plant for indoor cultivation. Expect limited success indoors.

  • Use rainwater or distilled water to avoid alkaline tap water affecting soil pH.
  • Ensure excellent drainage to prevent root rot, using a pot with drainage holes.
  • Provide adequate ventilation to prevent fungal diseases.
  • Monitor soil pH regularly and adjust as needed with sulfur or acidifying fertilizer.
  • Consider using a grow light to supplement natural sunlight, especially during winter.
❄️ Winter: Reduce watering frequency during winter. Ensure adequate light, as days are shorter. Protect from drafts and extreme temperature fluctuations. Outdoors, provide protection from harsh winds and heavy snow.
☀️ Summer: Ensure adequate moisture during hot summer months. Provide some shade during the hottest part of the day to prevent scorching. Increase ventilation to prevent fungal diseases. Outdoors, deadhead spent flowers to encourage further blooming.

⚠️ Common Problems & Solutions — Plant Care Comparison

Christmas Fern

Common Issues: Frond browning, Root rot, Pest infestations (scale, mealybugs)
Solutions: Frond browning: Increase humidity, ensure proper watering. Root rot: Improve drainage, reduce watering frequency. Pest infestations: Treat with insecticidal soap or neem oil.

Ling Heather

Common Issues: Root rot, fungal diseases, spider mites, lack of flowering indoors
Solutions: Ensure well-draining soil and avoid overwatering to prevent root rot. Use a fungicide for fungal diseases. Treat spider mites with insecticidal soap. Provide sufficient light to encourage flowering.

❓ Frequently Asked Questions — Comparing These Plants

Christmas Fern

What are the light requirements for Christmas Fern?

Christmas Ferns prefer bright, indirect light. Direct sunlight can scorch their delicate fronds, leading to browning and damage. The ideal location is near a north-facing window, or in a room with filtered sunlight. If you notice the fronds turning pale green or yellow, it may indicate that the plant is receiving too much light. Conversely, if the fronds appear dark green and growth is slow, the plant may not be getting enough light. Avoid placing the fern in direct sunlight, especially during the hottest part of the day. Artificial light can also be used to supplement natural light, especially during the winter months.

How do I care for Christmas Fern?

Christmas Fern thrives in indirect light and requires consistent moisture. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain high humidity, ideally above 50%, through misting or using a humidifier. Plant in well-draining, slightly acidic potting mix rich in organic matter. Fertilize sparingly during the growing season (spring and summer) with a diluted balanced liquid fertilizer. Avoid direct sunlight, which can scorch the fronds. Prune away any dead or damaged fronds to maintain its appearance. Repot every 1-2 years, or when the plant becomes root-bound, into a slightly larger pot. Protect from drafts and sudden temperature changes. Monitor for pests like scale, and treat promptly if necessary.

How do I propagate Christmas Fern?

Christmas Ferns can be propagated by division or by spores. For division, carefully separate the rhizomes in spring, ensuring each division has healthy roots and fronds. Plant the divisions in well-draining potting mix and keep them moist. For spore propagation, collect spores from mature fronds and sow them on a sterile substrate. Keep the substrate moist and humid. Spore propagation is a slow process, often taking several months to produce small plantlets. Division is the easier and more common method for home gardeners. Ensure the parent plant is healthy before attempting propagation. New plants will require consistent moisture and high humidity.

Ling Heather

What are the light requirements for Ling Heather?

Ling Heather demands ample sunlight to flourish. Ideally, it requires at least six hours of direct sunlight per day. Insufficient light can lead to leggy growth, reduced flowering, and pale foliage. When grown indoors, place Ling Heather near a south-facing window where it can receive maximum sunlight exposure. If natural light is limited, supplement with grow lights to ensure adequate illumination. Rotate the plant regularly to promote even growth on all sides. In outdoor settings, choose a location that receives full sun throughout the day, avoiding areas shaded by trees or buildings. Monitor the plant for signs of light stress, such as elongated stems or faded leaf color, and adjust its location accordingly.

How do I care for Ling Heather?

Ling Heather thrives in acidic, well-draining soil and requires full sun for optimal growth and abundant flowering. Water regularly, especially during dry periods, but avoid overwatering to prevent root rot. Fertilize in spring with an acid-loving fertilizer to encourage healthy growth and vibrant blooms. Prune lightly after flowering to maintain shape and promote bushier growth. Protect from harsh winter winds and heavy snow in colder climates. Ensure good air circulation to prevent fungal diseases. Monitor for pests such as spider mites or aphids and treat accordingly. Mulch around the base of the plant with pine needles or bark chips to help retain moisture and suppress weeds. Regular deadheading of spent flowers can encourage further blooming. Re-pot container-grown plants every 2-3 years to refresh the soil.

How do I propagate Ling Heather?

Ling Heather can be propagated through stem cuttings, division, or layering. For stem cuttings, take 3-4 inch cuttings from new growth in late spring or early summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining rooting medium and keep them moist. For division, carefully separate the plant into smaller clumps, ensuring each clump has healthy roots and shoots. Replant the divisions in acidic, well-draining soil. Layering involves bending a low-growing stem to the ground, burying a portion of it, and waiting for roots to form before separating it from the parent plant. Keep the soil moist during the rooting process. Rooting can take several weeks.

Last updated: May 3, 2026 — Plant care data reviewed and verified by our editorial team.