Bellflower vs Heart Fern Plant Comparison

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

Bellflower

Bellflower

Campanula spp.

VS
Heart Fern

Heart Fern

Hemionitis arifolia

Bellflower

Bellflower

Campanula spp.

Bellflowers (Campanula spp.) are a diverse group of flowering plants, primarily grown outdoors for their charming bell-shaped flowers in shades of blue, purple, pink, and white. They range in size from low-growing groundcovers to taller, upright varieties. Most are perennials, returning year after year. While some species are adaptable, they generally thrive in well-drained soil and sunny locations. They are popular in cottage gardens, borders, and rock gardens. Indoor cultivation is challenging due to their high light requirements and need for cooler temperatures.

Campanulaceae Various species originate from Europe, Asia, and North America.
✨ Features: Attracts pollinators (bees and butterflies).
📖 Read Complete Bellflower Guide
Heart Fern

Heart Fern

Hemionitis arifolia

The Heart Fern, *Hemionitis arifolia*, is a small, epiphytic fern prized for its unique, heart-shaped fronds. It typically grows to a height of 6-12 inches. Unlike many ferns, it doesn't have traditional fern-like foliage; instead, it features glossy, dark green, heart-shaped leaves that arise from slender, wiry, black stems (petioles). It is primarily grown as an ornamental plant, especially in terrariums or as a houseplant, due to its distinctive appearance and relatively compact size. While it can be grown indoors, it requires specific conditions to thrive, making it a moderately challenging houseplant.

Pteridaceae Southeast Asia (Thailand, Malaysia)
✨ Features: Unique heart-shaped foliage
📖 Read Complete Heart Fern Guide

Quick Plant Comparison

Feature Bellflower Heart Fern
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering. Bright, indirect light. Avoid direct sunlight, which can scorch the fronds.
Watering Every 3-7 days, depending on weather and soil drainage. Every 3-5 days, depending on humidity and temperature
Humidity 40-60% 70-90%
Temperature 15-24°C 18-24°C
Care Level Expert Moderate
Growth Rate Moderate To Fast, Depending On The Species. Some Species Can Be Aggressive Spreaders Via Rhizomes. Slow
Max Height 0.15-1 meter (outdoors). Indoors, expect significantly smaller size and potentially stunted growth. 6-12 inches
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-drained, loamy soil with a slightly acidic to neutral pH (6.0-7.0). Well-draining, moisture-retentive potting mix such as a mix of peat moss, perlite, and orchid bark.
Beginner Friendly ❌ No With Caution
Weekly Maintenance 15 minutes weekly (deadheading, watering, pest control). 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Bellflower

Scientific Name Campanula spp.
Family Campanulaceae
Native To Various species originate from Europe, Asia, and North America.
Also Known As Bellflower, Canterbury Bells, Fairy Thimbles
Leaves Leaves vary in shape and size depending on the species. They are typically green and can be lance-shaped, oval, or rounded. Some species have toothed edges.
Flowers Bellflowers rarely flower indoors. Outdoors, they produce bell-shaped flowers in shades of blue, purple, pink, and white. The flowers are typically 1-5 cm long and bloom in spring and summer.

Heart Fern

Scientific Name Hemionitis arifolia
Family Pteridaceae
Native To Southeast Asia (Thailand, Malaysia)
Also Known As Heart Fern
Leaves The leaves (fronds) are heart-shaped (cordate), glossy, and dark green. They are typically 1-2 inches in size and have a smooth texture. The petioles (stems) are slender, wiry, and black, providing a striking contrast to the green foliage.
Flowers Heart Ferns do not produce flowers. They reproduce via spores, which are found on the underside of the fronds in specialized structures called sporangia. Flowering is not a characteristic of ferns.

📏 Size & Growth — Plant Comparison

Bellflower

Height 0.15-1 meter (outdoors). Indoors, expect significantly smaller size and potentially stunted growth.
Spread 0.15-0.6 meters, depending on the species. Some spread via rhizomes.
Growth Rate Moderate To Fast, Depending On The Species. Some Species Can Be Aggressive Spreaders Via Rhizomes.
Growth Pattern Varies depending on the species. Some are low-growing and spreading, while others are upright and bushy. Some spread via rhizomes, forming colonies.

Heart Fern

Height 6-12 inches
Spread 6-12 inches
Growth Rate Slow
Growth Pattern The Heart Fern grows in a clumping habit, with fronds arising from a central rhizome. It does not climb or trail, but rather forms a dense mound of heart-shaped leaves. It spreads slowly via rhizomes.

🌱 Propagation — Comparing Plant Growth

Bellflower

Methods: Seed, stem cuttings, division (for rhizomatous species)

Difficulty: Moderate

Tips: For seeds, sow in spring or fall. For cuttings, take softwood cuttings in spring and root in moist soil. Divide rhizomatous species in spring or fall.

Heart Fern

Methods: Spores, Division (of rhizomes)

Difficulty: Moderate

Tips: Propagating from spores is difficult and requires a sterile environment. Division can be done during repotting by carefully separating the rhizomes, ensuring each division has healthy fronds and roots. Plant the divisions in fresh potting mix and keep them consistently moist.

✨ Benefits & Features — Comparing Plant Value

Bellflower

The bell-shaped flowers are distinctive and come in a range of colors. Some species are known for their vigorous spreading habit, making them good groundcovers. They are a favorite in cottage gardens.

  • ✓ Attracts pollinators to the garden
  • ✓ Adds beauty and color to outdoor spaces
  • ✓ Can be used in cut flower arrangements
  • ✓ Provides a sense of accomplishment for gardeners
  • ✓ Supports local ecosystems
  • ⚠️ Toxic to pets

Heart Fern

The Heart Fern is unique due to its heart-shaped fronds, which are unlike the typical fern foliage. It also reproduces via spores, a characteristic of ferns, but its overall appearance is quite distinct. Its small size and preference for high humidity make it a popular choice for terrariums.

  • ✓ Adds a unique aesthetic to your home.
  • ✓ Non-toxic to pets and children.
  • ✓ Can thrive in humid environments like bathrooms.
  • ✓ Relatively small and compact, fitting in various spaces.
  • ✓ Provides a calming and natural element to indoor spaces.
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Bellflower

Repotting Not applicable for outdoor plants. If attempting indoor cultivation, repot annually in spring.
Pruning Deadhead spent flowers to encourage continued blooming. Cut back foliage in fall after it dies back.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Spring: Plant or divide. Summer: Water regularly and fertilize. Fall: Deadhead spent flowers and prepare for winter. Winter: Provide protection from frost in colder climates.

Heart Fern

Repotting Repot every 1-2 years in the spring, or when the plant becomes root-bound.
Pruning Remove any dead or damaged fronds to maintain appearance and prevent disease.
Fertilizing Use a diluted (1/4 strength) balanced liquid fertilizer (e.g., 20-20-20) every 4-6 weeks during the growing season (spring and summer). Do not fertilize in the fall and winter.
Seasonal Care In winter, reduce watering frequency as growth slows. Maintain humidity levels. In summer, increase watering and ensure adequate ventilation.

🌞 Light Requirements

Bellflower

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.

Low light tolerant: ❌ No

Heart Fern

Bright, indirect light. Avoid direct sunlight, which can scorch the fronds.

Low light tolerant: ❌ No

💧 Watering Needs

Bellflower

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of overwatering include yellowing leaves and wilting, while underwatering results in dry, crispy leaves and drooping.

Heart Fern

Keep the soil consistently moist but not waterlogged. Allow the top inch of soil to slightly dry out before watering again. Overwatering can lead to root rot, while underwatering can cause the fronds to dry and crisp. Use distilled or filtered water to avoid mineral buildup.

🌡️ Temperature & Humidity

Bellflower

Temperature: 15-24°C

Humidity: 40-60%

Heart Fern

Temperature: 18-24°C

Humidity: 70-90%

🤔 Which Plant Is Right For You?

Bellflower

Bellflower

Campanula spp.
Care: Expert Time: 15 minutes weekly (deadheading, watering, pest control). Beginner: No

Experienced gardeners who want to add colorful blooms to their outdoor garden.

✅ Choose This Plant If...

  • You have a sunny outdoor garden and want to attract pollinators.
  • You appreciate classic cottage garden flowers.
  • You are willing to provide consistent care and maintenance.
  • You live in a climate suitable for outdoor perennial growth of bellflowers.
  • You enjoy the challenge of propagating plants from seed or cuttings.

❌ Skip This Plant If...

  • You have limited sunlight indoors.
  • You are a beginner gardener.
  • You have pets that might ingest the plant.
  • You don't have time for regular watering and maintenance.
📍 Ideal Location: Outdoor garden, flower bed, or container garden with full sun exposure.
🎨 Style: Cottage, Traditional, Romantic
🏠 Apartment Friendly: No
⚠️ Some species of Campanula contain compounds that can be toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and skin irritation. All parts of the plant are potentially toxic.
Heart Fern

Heart Fern

Hemionitis arifolia
Care: Moderate Time: 15 minutes weekly Beginner: With-caution

Experienced plant enthusiasts who can provide high humidity and consistent moisture.

✅ Choose This Plant If...

  • You love unique foliage and are willing to provide high humidity.
  • You have experience with other humidity-loving plants.
  • You want a small, compact plant for a terrarium or bright bathroom.
  • You are looking for a non-toxic plant for a home with pets.
  • You enjoy a plant that requires a bit more attention and care.

❌ Skip This Plant If...

  • You struggle to maintain consistent watering schedules.
  • You live in a dry climate and cannot provide adequate humidity.
  • You are a beginner plant owner looking for a low-maintenance plant.
📍 Ideal Location: Bright bathroom, kitchen with good humidity, or a terrarium.
🎨 Style: Tropical, Bohemian, Eclectic
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, *Hemionitis arifolia* is not listed as toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Heart Fern ✓
Less Maintenance Similar effort
Apartment Friendly Heart Fern

⚡ Key Differences Between These Plants

🎯

Bellflower is rated Expert care level, while Heart Fern is Moderate.

💡 Pro Tips For Comparing These Plants

Bellflower Care Tips

Bellflowers are primarily outdoor plants and are challenging to grow indoors due to their high light requirements, need for cooler temperatures, and susceptibility to pests and diseases in indoor environments. Indoor cultivation requires careful attention to light, watering, and ventilation.

  • Provide well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Protect from strong winds, especially taller varieties.
  • Monitor for pests and diseases and treat promptly.
  • Mulch around the base of the plant to retain moisture and suppress weeds.
❄️ Winter: In colder climates, provide a layer of mulch around the base of the plant to protect the roots from freezing. Cut back dead foliage in late fall or early spring.
☀️ Summer: Water regularly during hot, dry weather. Deadhead spent flowers to encourage continued blooming. Fertilize every 4-6 weeks with a balanced liquid fertilizer.

Heart Fern Care Tips

Heart Ferns require high humidity and consistent moisture to thrive indoors. They are not as forgiving as some other ferns and can be challenging for beginners. Maintaining proper humidity is crucial for their survival.

  • Use distilled or rainwater to avoid mineral buildup on the fronds.
  • Maintain high humidity by using a humidifier, pebble tray, or grouping plants together.
  • Avoid placing the plant near drafts or heating vents.
  • Monitor for pests regularly and treat promptly.
  • Provide adequate air circulation to prevent fungal diseases.
❄️ Winter: Reduce watering frequency as growth slows during the winter months. Maintain humidity levels and avoid placing the plant near cold drafts. Do not fertilize during the winter.
☀️ Summer: Increase watering frequency during the summer months as the plant actively grows. Ensure adequate ventilation to prevent fungal diseases. Protect from direct sunlight to prevent scorching.

⚠️ Common Problems & Solutions — Plant Care Comparison

Bellflower

Common Issues: Root rot, powdery mildew, aphids, spider mites
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and apply a fungicide. Aphids/Spider mites: Insecticidal soap or neem oil.

Heart Fern

Common Issues: Browning fronds, root rot, pest infestations (scale, mealybugs)
Solutions: Browning fronds: Increase humidity. Root rot: Improve drainage and reduce watering frequency. Pests: Treat with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

Bellflower

What are the light requirements for Bellflower?

Bellflowers generally prefer a location with at least six hours of sunlight per day. However, in hotter climates, they may benefit from some afternoon shade to prevent scorching. When grown indoors, place bellflowers near a sunny window that receives bright, indirect light. Rotate the plant regularly to ensure even growth. Insufficient light can lead to leggy growth and reduced flowering. If natural light is limited, consider supplementing with grow lights. Bellflowers need sufficient light to produce energy for flowering, so ensuring they receive adequate light is crucial for optimal bloom production. Overexposure to intense sunlight can cause leaf burn, so monitor the plant closely and adjust its location as needed.

How do I care for Bellflower?

Bellflowers thrive in well-draining soil and prefer a location that receives partial to full sunlight. Water regularly, allowing the soil to dry slightly between waterings to prevent root rot. Fertilize during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength every 2-4 weeks to promote abundant blooms. Deadhead spent flowers regularly to encourage continuous blooming. Provide support for taller varieties to prevent them from flopping over. In colder climates, some bellflower species may require winter protection, such as mulching or bringing potted plants indoors. Monitor for pests like aphids and spider mites and treat as needed. Prune back in late fall or early spring to maintain shape and encourage bushier growth. Ensure good air circulation to prevent fungal diseases.

How do I propagate Bellflower?

Bellflowers can be propagated through division, stem cuttings, and, in some cases, from seed.

Heart Fern

What are the light requirements for Heart Fern?

Heart Ferns thrive in bright, indirect light. Direct sunlight can easily scorch their delicate fronds, causing them to turn brown or yellow. An east-facing window is often ideal, providing gentle morning sunlight. A north-facing window can also work, but ensure the plant receives sufficient light. Avoid placing the fern in a south- or west-facing window without adequate shading. If the leaves start to pale or the plant appears leggy, it may not be receiving enough light. In such cases, consider moving it to a brighter location or supplementing with artificial light. Grow lights can be particularly helpful during the darker winter months. Remember to rotate the plant periodically to ensure even light exposure on all sides.

How do I care for Heart Fern?

Heart Ferns require consistent moisture and high humidity to thrive. Keep the soil consistently moist but not soggy. Water when the top inch of soil feels slightly dry. Use filtered or rainwater to avoid mineral buildup. Place the fern in a location with bright, indirect light; direct sunlight can scorch the delicate fronds. Maintain humidity levels above 60% by using a humidifier, pebble tray, or grouping plants together. The ideal temperature range is between 65°F and 75°F (18°C to 24°C). Fertilize sparingly during the growing season (spring and summer) with a diluted liquid fertilizer formulated for ferns. Repot every 1-2 years into a slightly larger pot with a well-draining potting mix suitable for ferns. Prune any yellowing or damaged fronds to encourage new growth. Regularly check for pests such as mealybugs or scale and treat promptly if detected. Ensure good air circulation to prevent fungal diseases. Mist the plant regularly to maintain humidity.

How do I propagate Heart Fern?

Heart Fern can be propagated through division or spores. Division is the easier method. During repotting, carefully separate the rhizomes into smaller clumps, ensuring each clump has healthy roots and fronds. Plant each clump in its own pot with well-draining potting mix. Keep the soil consistently moist and maintain high humidity. Propagating from spores is more challenging and requires a sterile environment. Collect spores from mature fronds and sow them on a sterile growing medium. Cover with a humidity dome and maintain consistent moisture and warmth. It can take several months for spores to germinate and develop into small plantlets. Once the plantlets are large enough to handle, transplant them into individual pots. Both methods require patience and attention to detail.

Last updated: May 5, 2026 — Plant care data reviewed and verified by our editorial team.