Ash Tree vs Lace Fern Plant Comparison

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

Ash Tree

Ash Tree

Fraxinus spp.

VS
Lace Fern

Lace Fern

Nephrolepis exaltata 'Bostoniensis'

Ash Tree

Ash Tree

Fraxinus spp.

Ash trees are deciduous trees known for their compound leaves and strong, durable wood. They are primarily outdoor trees, reaching significant heights and widths. Ash trees are valued for their timber, used in making furniture, baseball bats, and other products. They are not typically grown indoors due to their size and high light requirements. People appreciate their fall foliage color, which can range from yellow to reddish-purple. Ash trees are a vital part of many ecosystems, providing habitat and food for wildlife.

Oleaceae Various species native to North America, Europe, and Asia
✨ Features: Durable wood, attractive fall foliage, provides habitat for wildlife.
📖 Read Complete Ash Tree Guide
Lace Fern

Lace Fern

Nephrolepis exaltata 'Bostoniensis'

The Lace Fern, a cultivar of the Boston Fern, is prized for its delicate, finely divided fronds that create a lacy appearance. It's an evergreen perennial fern, typically grown indoors as a houseplant, although it thrives outdoors in warm, humid climates. Its arching fronds bring a lush, tropical feel to any space. People grow it for its air-purifying qualities and its ability to add texture and visual interest to indoor environments. It is not naturally an indoor plant, but adapts well with proper care.

Nephrolepidaceae Tropical regions worldwide, specifically a mutation of Nephrolepis exaltata found in Boston, Massachusetts.
✨ Features: Air purifying
📖 Read Complete Lace Fern Guide

Quick Plant Comparison

Feature Ash Tree Lace Fern
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth. Bright, indirect light. Avoid direct sunlight, which can scorch the fronds.
Watering Weekly, depending on weather and soil drainage Every 5-7 days, depending on environmental conditions
Humidity 30-50% 50-70%
Temperature 10-25°C 18-24°C
Care Level Expert Moderate
Growth Rate Moderate To Fast Moderate
Max Height Not applicable for indoor growing. Outdoor: 15-30 meters 30-90 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-drained soil, adaptable to various soil types including clay, loam, and sand. Well-draining, peat-based potting mix
Beginner Friendly ❌ No With Caution
Weekly Maintenance 30 minutes monthly (watering, fertilizing, pruning) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Ash Tree

Scientific Name Fraxinus spp.
Family Oleaceae
Native To Various species native to North America, Europe, and Asia
Also Known As Ash, White Ash, Green Ash, European Ash
Leaves Compound leaves with 5-11 leaflets. Leaflets are typically oval or lance-shaped, with serrated edges. Color ranges from green in the summer to yellow, reddish-purple, or brown in the fall.
Flowers Ash trees produce small, inconspicuous flowers in the spring before the leaves emerge. Flowering is rare indoors as the plant is not suited for indoor conditions.

Lace Fern

Scientific Name Nephrolepis exaltata 'Bostoniensis'
Family Nephrolepidaceae
Native To Tropical regions worldwide, specifically a mutation of Nephrolepis exaltata found in Boston, Massachusetts.
Also Known As Boston Fern, Sword Fern, Lace Fern
Leaves The leaves, or fronds, of the Lace Fern are finely divided and delicate, creating a lacy appearance. They are typically bright green and have a soft, feathery texture. Each frond is composed of numerous small leaflets (pinnae) that are deeply lobed and intricately cut.
Flowers Lace Ferns do not flower indoors. Ferns reproduce via spores, not flowers.

📏 Size & Growth — Plant Comparison

Ash Tree

Height Not applicable for indoor growing. Outdoor: 15-30 meters
Spread Not applicable for indoor growing. Outdoor: 8-15 meters
Growth Rate Moderate To Fast
Growth Pattern Upright, branching tree with a spreading crown. Can reach significant heights and widths over time.

Lace Fern

Height 30-90 cm
Spread 30-90 cm
Growth Rate Moderate
Growth Pattern The Lace Fern grows in an arching, cascading habit. It produces numerous fronds from a central rhizome, creating a full and bushy appearance. The fronds gracefully droop, making it ideal for displaying in hanging baskets or on elevated surfaces.

🌱 Propagation — Comparing Plant Growth

Ash Tree

Methods: Seed, cuttings, grafting

Difficulty: Moderate

Tips: Collect seeds in the fall and stratify them over winter. Take hardwood cuttings in late winter or early spring. Grafting is often used for specific cultivars.

Lace Fern

Methods: Division, Spores

Difficulty: Moderate

Tips: Division is best done in spring. Carefully separate the rhizomes and plant them in individual pots. Spore propagation is more challenging and requires a sterile environment.

✨ Benefits & Features — Comparing Plant Value

Ash Tree

Ash trees are known for their strong and durable wood, which is used in a variety of applications. They also have distinctive compound leaves and attractive fall foliage. The species is threatened by the invasive Emerald Ash Borer.

  • ✓ Provides shade during hot weather.
  • ✓ Enhances property value.
  • ✓ Supports local wildlife.
  • ✓ Offers beautiful fall foliage.
  • ✓ Can be a source of timber.
  • ⚠️ Toxic to pets

Lace Fern

The Lace Fern is a cultivar of the Boston Fern, known for its finely divided, lacy fronds. This gives it a more delicate and textured appearance compared to the standard Boston Fern. Its graceful, arching habit makes it a popular choice for hanging baskets and shelves.

  • ✓ Improved air quality
  • ✓ Adds a lush, tropical aesthetic to your home
  • ✓ Non-toxic to pets
  • ✓ Can help increase humidity in dry environments
  • ✓ Provides a calming and relaxing atmosphere
  • 🌬️ NASA-verified air purifier
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Ash Tree

Repotting Not applicable for outdoor trees.
Pruning Prune in late winter or early spring to remove dead, damaged, or crossing branches.
Fertilizing Balanced fertilizer (10-10-10) in early spring.
Seasonal Care Spring: Fertilize and monitor for pests. Summer: Water regularly during dry periods. Fall: Enjoy fall foliage and collect seeds. Winter: Prune dormant trees.

Lace Fern

Repotting Every 1-2 years, or when the plant becomes root-bound
Pruning Remove dead or yellowing fronds to maintain appearance and encourage new growth.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 4-6 weeks during the growing season (spring and summer)
Seasonal Care In winter, reduce watering frequency as growth slows. Maintain humidity levels. In summer, ensure adequate moisture and protect from direct sunlight.

🌞 Light Requirements

Ash Tree

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

Low light tolerant: ❌ No

Lace Fern

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

Low light tolerant: ✅ Yes

💧 Watering Needs

Ash Tree

Water deeply when the soil is dry to the touch. Avoid overwatering, which can lead to root rot. Young trees require more frequent watering than established trees. Check soil moisture regularly, especially during hot, dry periods. Signs of underwatering include wilting and leaf drop; overwatering signs include yellowing leaves and soggy soil.

Lace Fern

Water thoroughly when the top inch of soil feels dry to the touch. Ensure proper drainage to prevent root rot. Overwatering can lead to yellowing fronds and root rot. Underwatering results in crispy, brown fronds.

🌡️ Temperature & Humidity

Ash Tree

Temperature: 10-25°C

Humidity: 30-50%

Lace Fern

Temperature: 18-24°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Ash Tree

Ash Tree

Fraxinus spp.
Care: Expert Time: 30 minutes monthly (watering, fertilizing, pruning) Beginner: No

Landowners with ample space looking for a shade tree or timber source.

✅ Choose This Plant If...

  • You have a large outdoor space and want a shade tree.
  • You need a source of durable wood.
  • You want to attract wildlife to your property.
  • You appreciate vibrant fall foliage.
  • You are prepared to manage potential pest and disease issues.

❌ Skip This Plant If...

  • You have limited space.
  • You are looking for an indoor plant.
  • You are not prepared to deal with potential pest infestations like Emerald Ash Borer.
  • You have pets that might ingest the plant.
  • You live in an area with poor soil drainage.
📍 Ideal Location: Outdoor location with full sun and well-drained soil.
🎨 Style: Traditional, Natural
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, ash trees contain glycosides which can cause gastrointestinal upset in dogs, cats, and horses. Symptoms include vomiting, diarrhea, and loss of appetite. All parts of the plant are considered toxic.
Lace Fern

Lace Fern

Nephrolepis exaltata 'Bostoniensis'
Care: Moderate Time: 15 minutes weekly Beginner: With-caution

Those who enjoy a lush, tropical look and are willing to provide the necessary humidity and care.

✅ Choose This Plant If...

  • You want a plant that helps purify the air.
  • You love the look of delicate, lacy foliage.
  • You are prepared to provide high humidity.
  • You want a non-toxic plant for your pets.
  • You have a bright, indirectly lit space.

❌ Skip This Plant If...

  • You struggle to maintain consistent watering schedules.
  • You live in a very dry climate and are unwilling to use a humidifier.
  • You prefer low-maintenance plants that require minimal attention.
📍 Ideal Location: Bathroom, kitchen, or any room with high humidity and bright, indirect light.
🎨 Style: Bohemian, Tropical, Traditional
🏠 Apartment Friendly: Yes
🌬️ Air Purifying: Yes (NASA verified)
⚠️ According to the ASPCA, Boston Ferns (Nephrolepis exaltata) are non-toxic to dogs, cats, and horses.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🎯

Ash Tree is rated Expert care level, while Lace Fern is Moderate.

📈

Ash Tree has moderate to fast growth, while Lace Fern grows moderate.

💡 Pro Tips For Comparing These Plants

Ash Tree Care Tips

Ash trees are not suitable for indoor growing due to their high light and space requirements. They are primarily outdoor trees that require full sun, well-drained soil, and regular watering, especially when young. Indoor cultivation is extremely challenging and not recommended.

  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Fertilize in early spring with a balanced fertilizer.
  • Prune regularly to remove dead or damaged branches and maintain shape.
  • Monitor for signs of Emerald Ash Borer and other pests.
  • Protect young trees from deer and other herbivores.
❄️ Winter: Dormant during winter. Reduce watering and protect young trees from harsh weather conditions. Prune as needed.
☀️ Summer: Water regularly during dry periods. Monitor for pests and diseases. Provide shade for young trees during extreme heat.

Lace Fern Care Tips

Lace Ferns require consistent moisture, high humidity, and bright, indirect light. Maintaining adequate humidity is crucial for preventing brown, crispy fronds. They are not particularly difficult, but require more attention than some other houseplants.

  • Mist the fronds regularly to increase humidity.
  • Use a humidifier if the air is dry.
  • Water thoroughly when the top inch of soil feels dry.
  • Avoid placing the plant in direct sunlight.
  • Fertilize regularly during the growing season.
❄️ Winter: Reduce watering frequency in winter as growth slows. Ensure the plant is not exposed to cold drafts. Maintain humidity levels, as indoor heating can dry out the air.
☀️ Summer: Water more frequently in summer as the plant actively grows. Protect from direct sunlight to prevent scorching. Increase humidity by misting or using a humidifier.

⚠️ Common Problems & Solutions — Plant Care Comparison

Ash Tree

Common Issues: Emerald Ash Borer infestation, fungal diseases, nutrient deficiencies
Solutions: Emerald Ash Borer: Insecticide treatments or tree removal. Fungal diseases: Fungicides and proper pruning. Nutrient deficiencies: Soil testing and appropriate fertilization.

Lace Fern

Common Issues: Brown, crispy fronds; Yellowing fronds; Root rot; Scale insects
Solutions: Brown, crispy fronds: Increase humidity by misting regularly or using a humidifier. Yellowing fronds: Check for overwatering or nutrient deficiency. Adjust watering schedule and fertilize if needed. Root rot: Ensure proper drainage and avoid overwatering. Repot in fresh soil if necessary. Scale insects: Wipe off with a damp cloth or use insecticidal soap.

❓ Frequently Asked Questions — Comparing These Plants

Ash Tree

What are the light requirements for Ash Tree?

Indoor Ash Trees require bright, indirect light to thrive. Direct sunlight can scorch their delicate leaves, while insufficient light can lead to leggy growth and reduced foliage density. An east- or west-facing window that receives several hours of filtered sunlight is ideal. If natural light is limited, consider supplementing with grow lights. Position the plant a few feet away from a south-facing window to avoid intense midday sun. Observe the plant’s growth patterns to determine if it’s receiving adequate light. If the leaves are pale or the stems are stretching towards the light source, it needs more light. Rotate the plant regularly to ensure all sides receive equal exposure.

How do I care for Ash Tree?

Caring for an indoor Ash Tree requires understanding its specific needs. Provide 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. Use a well-draining potting mix formulated for trees or shrubs. Maintain moderate humidity levels, especially during winter when indoor air tends to be dry. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain shape and remove any dead or damaged branches. Repot every 2-3 years as needed, increasing the pot size gradually. Monitor for pests such as aphids or spider mites and treat promptly. Maintain stable temperatures, avoiding sudden fluctuations. Provide adequate air circulation to prevent fungal diseases. Keep away from drafts and direct heat sources. Rotate the plant regularly to ensure even growth.

How do I propagate Ash Tree?

Ash Trees can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem in spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it moist. Cover with a plastic bag to maintain humidity. Rooting should occur in 4-6 weeks. For air layering, make a shallow cut on a healthy stem and wrap it with moist sphagnum moss. Cover the moss with plastic wrap and secure it with tape. Keep the moss moist. Roots should develop in several weeks. Once roots are visible, cut the stem below the rooted area and plant it in a pot. Provide bright, indirect light and consistent moisture.

Lace Fern

What are the light requirements for Lace Fern?

Lace Ferns require bright, indirect light to thrive. Direct sunlight can burn their delicate fronds, causing them to turn brown and crispy. An east-facing window is often ideal, providing gentle morning sun. A north-facing window can also work, but be sure the fern receives sufficient ambient light. If your Lace Fern is placed in a location with less natural light, consider supplementing with a grow light. Avoid placing the fern near south- or west-facing windows without a sheer curtain to filter the harsh sunlight. Rotate the plant regularly to ensure even light exposure and prevent it from leaning towards the light source. Observe the fronds for signs of insufficient light, such as pale green color or leggy growth.

How do I care for Lace Fern?

Lace Ferns thrive in bright, indirect light. Avoid direct sunlight, which can scorch their delicate fronds. Water regularly, keeping the soil consistently moist but not waterlogged. Use well-draining potting mix to prevent root rot. Maintain high humidity levels by misting regularly, using a humidifier, or placing the fern on a pebble tray filled with water. Fertilize monthly during the growing season (spring and summer) with a diluted liquid fertilizer formulated for ferns. Repot annually in the spring to refresh the soil and provide room for growth. Prune away any dead or yellowing fronds to encourage new growth and maintain a tidy appearance. Protect from drafts and sudden temperature changes. Monitor for pests such as spider mites and scale, and treat promptly if detected.

How do I propagate Lace Fern?

Lace Ferns can be propagated by division or spores. For division, carefully separate the rhizomes during repotting, ensuring each division has healthy roots and fronds. Plant each division in its own pot with well-draining potting mix. For spore propagation, collect spores from mature fronds and sow them on a sterile potting mix. Cover with a plastic dome to maintain high humidity. Keep the mix consistently moist and provide bright, indirect light. Spores can take several weeks to germinate, and it will be several months before you have a plant large enough to pot up. Division is the much easier and faster method.

Last updated: May 1, 2026 — Plant care data reviewed and verified by our editorial team.