Hart's Tongue Fern vs Lily Plant Comparison

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

Hart's Tongue Fern

Hart's Tongue Fern

Asplenium scolopendrium

VS
Lily

Lily

Lilium spp.

Hart's Tongue Fern

Hart's Tongue Fern

Asplenium scolopendrium

Hart's Tongue Fern is an evergreen fern characterized by its simple, strap-shaped fronds. These fronds, resembling a deer's tongue, are glossy green and have a leathery texture. It's primarily an outdoor plant, thriving in cool, damp, shaded environments like woodlands and limestone cliffs. While it can be grown indoors, it requires specific conditions to mimic its natural habitat. People grow it for its unique foliage and architectural interest in shaded gardens or as a curiosity indoors.

Aspleniaceae Europe, eastern North America, and parts of Asia
✨ Features: Unique foliage, air purification (though not extensively studied)
📖 Read Complete Hart's Tongue Fern Guide
Lily

Lily

Lilium spp.

Lilies are bulbous herbaceous perennials known for their large, prominent flowers. They are primarily outdoor plants, thriving in gardens and landscapes. Lilies exhibit a wide range of flower colors, shapes, and sizes, making them popular ornamental plants. They are grown for their aesthetic appeal, fragrance, and use in cut flower arrangements. While some varieties can be forced to bloom indoors, maintaining their long-term health and vigor indoors is challenging.

Liliaceae Primarily Northern Hemisphere, including Europe, Asia, and North America
✨ Features: Showy, fragrant flowers (when they bloom).
📖 Read Complete Lily Guide

Quick Plant Comparison

Feature Hart's Tongue Fern Lily
Light Partial to full shade. Avoid direct sunlight. Full sun to partial shade outdoors. Indoors, requires very bright, direct light, ideally a south-facing window.
Watering Every 5-7 days, depending on humidity and temperature Outdoors: 1-2 times per week depending on weather. Indoors: Every 7-10 days, allowing the soil to dry slightly between waterings.
Humidity 60-80% 40-60%
Temperature 13-18°C 15-25°C
Care Level Moderate Expert
Growth Rate Slow Moderate
Max Height 30-60 cm Indoors: 30-90 cm (highly variable depending on the variety; often smaller than outdoor specimens)
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining, humus-rich soil. A mix of peat moss, perlite, and garden soil works well. Well-draining, slightly acidic to neutral soil mix. A mix of potting soil, perlite, and compost is suitable.
Beginner Friendly With Caution ❌ No
Weekly Maintenance 10 minutes weekly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Hart's Tongue Fern

Scientific Name Asplenium scolopendrium
Family Aspleniaceae
Native To Europe, eastern North America, and parts of Asia
Also Known As Hart's Tongue Fern, Hart's-tongue Fern
Leaves The leaves, or fronds, are simple, undivided, and strap-shaped, typically 15-45 cm long and 3-6 cm wide. They are a glossy, bright green color with a leathery texture and have slightly wavy edges. The underside of the fronds features rows of sori (spore-producing structures).
Flowers Ferns do not flower. They reproduce via spores.

Lily

Scientific Name Lilium spp.
Family Liliaceae
Native To Primarily Northern Hemisphere, including Europe, Asia, and North America
Also Known As Lily, True Lily
Leaves The leaves are typically lance-shaped, smooth, and green. They are arranged alternately or in whorls along the stem. Leaf size varies depending on the variety.
Flowers Lilies may flower indoors if given sufficient light and proper care, but it is not guaranteed. The flowers are large, trumpet-shaped, and come in a wide range of colors, including white, pink, yellow, orange, and red. They are often fragrant.

📏 Size & Growth — Plant Comparison

Hart's Tongue Fern

Height 30-60 cm
Spread 30-45 cm
Growth Rate Slow
Growth Pattern It grows in a clumping habit, with fronds emerging from a central rhizome. It does not spread aggressively.

Lily

Height Indoors: 30-90 cm (highly variable depending on the variety; often smaller than outdoor specimens)
Spread Indoors: 20-40 cm
Growth Rate Moderate
Growth Pattern Lilies grow upright from a bulb, producing a single stem with leaves arranged in whorls or spirals. The stem terminates in a cluster of flowers.

🌱 Propagation — Comparing Plant Growth

Hart's Tongue Fern

Methods: Spores, Division

Difficulty: Moderate

Tips: Spores require a sterile environment and high humidity to germinate. Division is best done in spring, separating the rhizomes carefully.

Lily

Methods: Bulb offsets, scaling, seed

Difficulty: Moderate

Tips: Separate bulb offsets when repotting. Scaling involves removing individual scales from the bulb and planting them in a moist medium. Seeds can be sown, but flowering may take several years.

✨ Benefits & Features — Comparing Plant Value

Hart's Tongue Fern

The Hart's Tongue Fern is unique due to its undivided, strap-shaped fronds, which are unlike the typical divided fronds of most ferns. The sori are arranged in neat rows on the underside of the fronds, adding to its distinctive appearance.

  • ✓ Adds unique texture and visual interest to shaded areas.
  • ✓ Non-toxic to pets and children.
  • ✓ Can help improve humidity levels in a small area.
  • ✓ Offers a calming and natural aesthetic.
  • ✓ Relatively low-maintenance once established in the right conditions.
  • 🌬️ NASA-verified air purifier
  • 🐾 Pet Safe

Lily

Lilies are known for their large, showy flowers and strong fragrance. They are bulbous perennials, meaning they grow from bulbs that can be replanted year after year. The flowers come in a wide variety of colors and shapes, making them a popular choice for gardens and cut flower arrangements.

  • ✓ Aesthetically pleasing flowers that can brighten up a space.
  • ✓ Fragrant blooms can add a pleasant scent to the home (if they bloom).
  • ✓ Can be a rewarding challenge for experienced gardeners.
  • ✓ Provides a connection to nature indoors.
  • ✓ Can be used as a temporary indoor display before planting outdoors.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Hart's Tongue Fern

Repotting Every 2-3 years, or when the plant becomes root-bound.
Pruning Remove any dead or damaged fronds at the base of the plant.
Fertilizing Liquid fern fertilizer diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Reduce watering in winter as growth slows. Increase humidity during dry winter months. In summer, ensure adequate shade to prevent scorching.

Lily

Repotting Every 1-2 years, or when the bulb outgrows its container. Repot in fresh, well-draining soil.
Pruning Remove spent flowers to encourage further blooming. Cut back foliage after it has died back naturally in the fall.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 2-4 weeks during the growing season (spring and summer).
Seasonal Care Spring/Summer: Active growth, increase watering and fertilizing. Fall/Winter: Reduce watering as growth slows. Provide a cool period for bulb dormancy if possible.

🌞 Light Requirements

Hart's Tongue Fern

Partial to full shade. Avoid direct sunlight.

Low light tolerant: ✅ Yes

Lily

Full sun to partial shade outdoors. Indoors, requires very bright, direct light, ideally a south-facing window.

Low light tolerant: ❌ No

💧 Watering Needs

Hart's Tongue Fern

Keep the soil consistently moist but not waterlogged. Water when the top inch of soil feels slightly dry. Overwatering can lead to root rot, while underwatering will cause the fronds to brown and crisp.

Lily

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to bulb rot. Ensure good drainage. Signs of overwatering include yellowing leaves and a mushy bulb. Underwatering results in wilting and browning leaf tips.

🌡️ Temperature & Humidity

Hart's Tongue Fern

Temperature: 13-18°C

Humidity: 60-80%

Lily

Temperature: 15-25°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Hart's Tongue Fern

Hart's Tongue Fern

Asplenium scolopendrium
Care: Moderate Time: 10 minutes weekly Beginner: With-caution

Experienced plant enthusiasts who can provide the specific environmental conditions required for healthy growth.

✅ Choose This Plant If...

  • You appreciate unique foliage and architectural plants.
  • You have a shaded, humid environment in your home or garden.
  • You are willing to provide consistent moisture and humidity.
  • You enjoy a plant that adds a touch of woodland charm.
  • You are looking for a non-toxic plant for a home with pets.

❌ Skip This Plant If...

  • You have a dry indoor environment.
  • You tend to overwater plants.
  • You don't have a shaded location.
  • You are a beginner plant owner.
📍 Ideal Location: Bathroom, north-facing window, terrarium
🎨 Style: Woodland, Cottagecore, Naturalistic
🏠 Apartment Friendly: Limited
🌬️ Air Purifying: Yes (NASA verified)
⚠️ According to multiple sources, including the ASPCA, Asplenium species are generally considered non-toxic to dogs, cats, and horses. However, it's always best to prevent pets from consuming any plant material.
Lily

Lily

Lilium spp.
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who want to attempt growing lilies indoors with supplemental lighting and careful monitoring.

✅ Choose This Plant If...

  • You love the look and fragrance of lilies and are willing to provide the intense light they need indoors.
  • You are an experienced gardener and enjoy a challenge.
  • You are able to keep lilies completely away from pets.
  • You have a bright, south-facing window or grow lights to provide adequate light.
  • You are willing to carefully monitor watering to prevent bulb rot.

❌ Skip This Plant If...

  • You have cats, as lilies are extremely toxic to them.
  • You are a beginner gardener, as lilies can be challenging to grow indoors.
  • You do not have a very bright, sunny location in your home.
📍 Ideal Location: Brightest possible location in the home, ideally a south-facing window. Consider a sunroom or greenhouse.
🎨 Style: Traditional, Cottagecore, Romantic
🏠 Apartment Friendly: Limited
⚠️ All parts of the lily plant, especially the flowers and pollen, are highly toxic to cats. Even small amounts can cause severe kidney failure. Dogs and horses can also experience gastrointestinal upset, but the effects are less severe than in cats. Symptoms include vomiting, loss of appetite, lethargy, and kidney failure (in cats).

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Hart's Tongue Fern ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

🎯

Hart's Tongue Fern is rated Moderate care level, while Lily is Expert.

📈

Hart's Tongue Fern has slow growth, while Lily grows moderate.

💡 Pro Tips For Comparing These Plants

Hart's Tongue Fern Care Tips

Hart's Tongue Fern requires consistent moisture, high humidity, and shade. Indoor cultivation can be challenging due to the need for specific environmental conditions. Providing adequate humidity and avoiding direct sunlight are crucial for success.

  • Provide consistent moisture, but avoid soggy soil.
  • Increase humidity by misting regularly or using a humidifier.
  • Avoid direct sunlight, which can scorch the fronds.
  • Use a well-draining potting mix rich in organic matter.
  • Fertilize sparingly during the growing season.
❄️ Winter: Reduce watering frequency as growth slows. Ensure adequate humidity, as indoor heating can dry out the air. Avoid placing near heat sources.
☀️ Summer: Provide adequate shade to prevent scorching. Increase watering frequency if the soil dries out quickly. Ensure good air circulation to prevent fungal diseases.

Lily Care Tips

Lilies are primarily outdoor plants and require specific conditions to thrive indoors. They need very bright light, well-draining soil, and careful watering to avoid bulb rot. Maintaining consistent humidity and temperature can also be challenging indoors. Due to their toxicity to pets, careful placement is crucial.

  • Provide supplemental lighting if natural light is insufficient.
  • Use a well-draining potting mix to prevent bulb rot.
  • Monitor closely for pests and diseases.
  • Allow the soil to dry slightly between waterings.
  • Provide a cool, dormant period in the winter by reducing watering and keeping the plant in a cooler location.
❄️ Winter: Reduce watering significantly during the winter months as the plant enters dormancy. Provide a cool location (around 10-15°C) to encourage bulb dormancy. Do not fertilize during this period.
☀️ Summer: Increase watering during the summer months as the plant actively grows. Fertilize regularly. Protect from intense afternoon sun to prevent leaf scorch. Ensure good air circulation to prevent fungal diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Hart's Tongue Fern

Common Issues: Brown fronds, Root rot, Scale insects, Snail/slug damage
Solutions: Brown fronds: Increase humidity and ensure consistent watering. Root rot: Improve drainage and reduce watering frequency. Scale insects: Treat with insecticidal soap. Snail/slug damage: Use snail bait or handpick them off the plant.

Lily

Common Issues: Bulb rot, Aphids, Lily leaf beetle, Lack of flowering indoors
Solutions: Bulb rot: Ensure well-draining soil and avoid overwatering. Aphids: Treat with insecticidal soap. Lily leaf beetle: Handpick beetles and larvae or use an appropriate insecticide. Lack of flowering indoors: Provide sufficient light and proper fertilization.

❓ Frequently Asked Questions — Comparing These Plants

Hart's Tongue Fern

What are the light requirements for Hart's Tongue Fern?

Hart’s Tongue Fern thrives in bright, indirect light. Direct sunlight can scorch its delicate fronds, leading to brown spots and stunted growth. A north-facing window is often ideal, providing ample light without the harsh intensity. East-facing windows can also work well, as long as the morning sun is not too strong. Avoid placing the fern in direct south or west-facing windows unless you can provide significant shading. Insufficient light can result in pale, leggy growth and a loss of the vibrant green color. Regularly assess your fern’s light exposure and adjust its placement as needed to ensure optimal growth and health.

How do I care for Hart's Tongue Fern?

Hart’s Tongue Fern requires specific care to thrive. Provide bright, indirect light, avoiding direct sunlight which can scorch the fronds. Maintain consistently moist soil, but avoid overwatering which can lead to root rot. Water when the top inch of soil feels dry. High humidity is crucial; aim for 60-80% humidity. Use a well-draining potting mix rich in organic matter. Fertilize sparingly during the growing season (spring and summer) with a diluted liquid fertilizer. Keep temperatures between 60-70°F (15-21°C). Prune away any dead or damaged fronds to encourage new growth. Repot only when necessary, usually every 2-3 years. Protect from drafts and sudden temperature changes. Regular misting is beneficial.

How do I propagate Hart's Tongue Fern?

Hart’s Tongue Fern can be propagated through division or spores. For division, carefully separate the rhizome into sections, ensuring each section has healthy fronds and roots. Plant each section in its own pot with well-draining soil. To propagate from spores, collect spores from mature fronds. Sow the spores on a sterile growing medium and maintain high humidity. Germination can take several weeks. Division is the easier and more common method. Ensure each division has adequate roots before repotting. Provide high humidity and indirect light during the propagation process.

Lily

What are the light requirements for Lily?

Lilies require bright, indirect light to thrive and produce abundant blooms. Insufficient light can lead to weak stems, pale foliage, and a lack of flowering. An east- or west-facing window is ideal, providing several hours of bright light without direct sunlight, which can scorch the leaves. If natural light is limited, supplement with grow lights. Rotate the pot regularly to ensure even light exposure on all sides of the plant. Avoid placing lilies in dark corners or areas with low light. The duration of light exposure is also crucial; aim for at least six hours of bright light daily during the growing season.

How do I care for Lily?

Lilies thrive with bright, indirect light, ideally near an east- or west-facing window. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels, especially for indoor lilies. Fertilize regularly during the growing season (spring and summer) with a balanced liquid fertilizer, diluted to half strength, to promote abundant blooms. After flowering, allow the foliage to die back naturally, then cut back the stem to soil level. Repot annually in spring using well-draining potting mix. Protect from extreme temperatures and drafts. Monitor for pests like aphids and treat promptly. With proper care, your lilies will reward you with stunning blooms year after year. Remember to choose the right type of lily for your indoor environment, as some varieties are better suited for pots than others.

How do I propagate Lily?

Lilies can be propagated through bulb division, stem cuttings, and keiki (small bulbets that form along the stem).

Last updated: May 9, 2026 — Plant care data reviewed and verified by our editorial team.