English Lavender vs Hart's Tongue Fern Plant Comparison

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

English Lavender

English Lavender

Lavandula angustifolia

VS
Hart's Tongue Fern

Hart's Tongue Fern

Asplenium scolopendrium

English Lavender

English Lavender

Lavandula angustifolia

English Lavender is a perennial shrub known for its fragrant flowers and aromatic foliage. It typically grows to a height of 1-3 feet. The plant features narrow, gray-green leaves and produces spikes of purple flowers in the summer. It is primarily an outdoor plant, thriving in sunny, well-drained locations. People grow it for its ornamental value, fragrance, and use in aromatherapy and culinary applications. While it can be attempted indoors, it requires very specific conditions to thrive.

Lamiaceae Mediterranean region
✨ Features: Fragrant flowers and foliage, used in aromatherapy and culinary applications.
📖 Read Complete English Lavender Guide
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

Quick Plant Comparison

Feature English Lavender Hart's Tongue Fern
Light Full sun (at least 6-8 hours of direct sunlight per day) Partial to full shade. Avoid direct sunlight.
Watering Every 1-2 weeks, depending on environmental conditions and soil drainage. Every 5-7 days, depending on humidity and temperature
Humidity 30-50% 60-80%
Temperature 18-24°C 13-18°C
Care Level Expert Moderate
Growth Rate Moderate Slow
Max Height 0.3-0.9 meters (indoors, likely smaller and less robust) 30-60 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining, sandy or gravelly soil with a slightly alkaline pH (6.5-8.0) Well-draining, humus-rich soil. A mix of peat moss, perlite, and garden soil works well.
Beginner Friendly ❌ No With Caution
Weekly Maintenance 30 minutes weekly 10 minutes weekly

🔬 Botanical Information — Comparing These Plants

English Lavender

Scientific Name Lavandula angustifolia
Family Lamiaceae
Native To Mediterranean region
Also Known As English Lavender, True Lavender, Common Lavender
Leaves The leaves of English Lavender are narrow, linear, and gray-green in color. They are approximately 1-2 inches long and have a slightly fuzzy texture. The leaves are highly aromatic when crushed.
Flowers English Lavender rarely flowers indoors. Outdoors, it produces spikes of fragrant, purple flowers in the summer. The flowers are small and tubular, arranged in dense clusters along the stem.

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.

📏 Size & Growth — Plant Comparison

English Lavender

Height 0.3-0.9 meters (indoors, likely smaller and less robust)
Spread 0.3-0.9 meters
Growth Rate Moderate
Growth Pattern English Lavender grows as a bushy, rounded shrub. It has an upright growth habit, with flower spikes extending above the foliage.

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.

🌱 Propagation — Comparing Plant Growth

English Lavender

Methods: Stem cuttings, Seed, Layering

Difficulty: Moderate

Tips: Take stem cuttings in spring or early summer. Use rooting hormone and provide adequate moisture. Seeds can be sown in spring, but germination can be slow and inconsistent.

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.

✨ Benefits & Features — Comparing Plant Value

English Lavender

English Lavender is prized for its strong, sweet fragrance and classic purple flowers. It is more cold-hardy than some other lavender species. Its essential oil is widely used in aromatherapy for its calming properties.

  • ✓ Aromatic fragrance promotes relaxation and reduces stress
  • ✓ Beautiful purple flowers enhance garden aesthetics
  • ✓ Attracts pollinators like bees and butterflies
  • ✓ Can be used in culinary applications to flavor dishes
  • ✓ Dried flowers can be used in potpourri and sachets.
  • ⚠️ Toxic to pets

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

📅 Maintenance Schedule — Plant Care Comparison

English Lavender

Repotting Repot only when necessary, typically every 2-3 years, using a well-draining potting mix.
Pruning Prune after flowering to maintain shape and encourage bushier growth. Avoid cutting into old wood.
Fertilizing Low-nitrogen fertilizer, applied sparingly in spring. Avoid over-fertilizing.
Seasonal Care In winter, reduce watering and protect from frost. In spring, prune to promote new growth. In summer, ensure adequate sunlight and water during dry periods. In fall, lightly prune after flowering.

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.

🌞 Light Requirements

English Lavender

Full sun (at least 6-8 hours of direct sunlight per day)

Low light tolerant: ❌ No

Hart's Tongue Fern

Partial to full shade. Avoid direct sunlight.

Low light tolerant: ✅ Yes

💧 Watering Needs

English Lavender

Water thoroughly when the top inch of soil is dry. Avoid overwatering, as lavender is susceptible to root rot. Signs of overwatering include yellowing leaves and a musty smell. Underwatering is indicated by wilting and dry, brittle leaves.

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.

🌡️ Temperature & Humidity

English Lavender

Temperature: 18-24°C

Humidity: 30-50%

Hart's Tongue Fern

Temperature: 13-18°C

Humidity: 60-80%

🤔 Which Plant Is Right For You?

English Lavender

English Lavender

Lavandula angustifolia
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who can provide the specific environmental conditions required for successful growth, especially outdoors.

✅ Choose This Plant If...

  • You want a fragrant plant for your garden
  • You enjoy using lavender in aromatherapy or cooking
  • You have a sunny, well-drained outdoor space
  • You are an experienced gardener looking for a rewarding challenge
  • You appreciate the classic beauty of English Lavender.

❌ Skip This Plant If...

  • You have limited sunlight indoors
  • You are prone to overwatering plants
  • You have pets that might ingest the plant
  • You are a beginner gardener
  • You don't have time for regular pruning and maintenance.
📍 Ideal Location: Outdoors in a sunny garden bed or container. Indoors, a south-facing window with supplemental lighting.
🎨 Style: Traditional, Cottage, Mediterranean
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, lavender contains linalool and linalyl acetate, which can be toxic to dogs, cats, and horses. Symptoms include nausea, vomiting, and lack of appetite. All parts of the plant are potentially toxic.
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.

🎯 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

🎯

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

📈

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

💡 Pro Tips For Comparing These Plants

English Lavender Care Tips

English Lavender is primarily an outdoor plant and requires full sun and well-drained soil. Growing it indoors is challenging due to its high light requirements. Supplemental lighting is often necessary. Overwatering is a common problem indoors. Regular pruning is essential to maintain shape and promote flowering.

  • Provide at least 6-8 hours of direct sunlight daily
  • Use well-draining soil to prevent root rot
  • Water thoroughly but infrequently, allowing the soil to dry out between waterings
  • Prune regularly to maintain shape and promote flowering
  • Avoid over-fertilizing, as lavender prefers lean soil.
❄️ Winter: In winter, reduce watering and protect from frost. If grown in containers, move to a sheltered location or provide insulation. Avoid overwatering, as lavender is more susceptible to root rot in cold, wet conditions.
☀️ Summer: In summer, ensure adequate sunlight and water during dry periods. Mulch around the base of the plant to help retain moisture and suppress weeds. Prune after flowering to encourage bushier growth.

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.

⚠️ Common Problems & Solutions — Plant Care Comparison

English Lavender

Common Issues: Root rot, fungal diseases, lack of flowering, leggy growth
Solutions: Ensure well-draining soil and avoid overwatering. Provide good air circulation to prevent fungal diseases. Provide adequate sunlight or supplemental lighting to promote flowering. Prune regularly to maintain shape and prevent leggy growth.

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.

❓ Frequently Asked Questions — Comparing These Plants

English Lavender

What are the light requirements for English Lavender?

English Lavender requires at least six to eight hours of direct sunlight per day to thrive and produce abundant blooms. Insufficient light can result in leggy growth, reduced flowering, and weaker plants. When grown indoors, place Lavender near a south-facing window where it can receive the most intense sunlight. If natural light is limited, supplement with grow lights to ensure adequate illumination. Rotate the plant regularly to ensure even exposure to light on all sides. In hot climates, some afternoon shade may be beneficial to prevent scorching. Monitor the plant for signs of light stress, such as pale leaves or elongated stems, and adjust its placement accordingly.

How do I care for English Lavender?

English Lavender thrives in full sun and well-draining soil. Water deeply but infrequently, allowing the soil to dry out completely between waterings. Overwatering is a common cause of root rot. Fertilize sparingly, using a balanced fertilizer in the spring. Prune annually after flowering to maintain shape and encourage bushier growth. Provide good air circulation to prevent fungal diseases. Protect from frost in colder climates. Choose a pot with drainage holes and use a well-draining potting mix specifically formulated for Mediterranean plants. Regularly remove spent flowers to encourage further blooming. Monitor for pests such as aphids or spider mites and treat accordingly. Maintain moderate humidity levels. Provide 6-8 hours of direct sunlight daily for optimal growth and flowering.

How do I propagate English Lavender?

Lavender can be propagated through stem cuttings or division. For stem cuttings, take 4-6 inch cuttings from new growth in the spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix and keep them moist until rooted. Rooting typically takes 4-6 weeks. For division, carefully dig up the plant in the spring or fall and divide the root ball into smaller sections. Each section should have healthy roots and foliage. Replant the divisions in well-draining soil and water thoroughly. Ensure the new plants receive adequate sunlight and protection from frost. Lavender can also be propagated from seed, but it is a slower and less reliable method.

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.

Last updated: April 28, 2026 — Plant care data reviewed and verified by our editorial team.