Boston Fern vs Mock Orange Plant Comparison

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

Boston Fern

Boston Fern

Nephrolepis exaltata

VS
Mock Orange

Mock Orange

Philadelphus spp.

Boston Fern

Boston Fern

Nephrolepis exaltata

The Boston Fern is a classic houseplant known for its graceful, arching fronds. It's a terrestrial fern, naturally found in humid forests and swamps. Its lush green foliage creates a soft, textured appearance, making it a popular choice for adding a touch of nature to indoor spaces. People grow it for its aesthetic appeal, air-purifying qualities (though not definitively proven by NASA), and relatively easy care, provided its humidity needs are met. It is primarily an outdoor plant but can adapt to indoor conditions with proper care.

Nephrolepidaceae Tropical regions worldwide, particularly the Americas
✨ Features: Air purifying (though not definitively proven by NASA), adds a lush, tropical feel to indoor spaces
📖 Read Complete Boston Fern Guide
Mock Orange

Mock Orange

Philadelphus spp.

Mock Orange is a deciduous shrub known for its fragrant, white flowers that resemble orange blossoms, hence the name. Typically grown outdoors, it features an upright, bushy habit and can reach considerable size. The plant is valued for its ornamental appeal, particularly during its blooming season in late spring to early summer. While some attempt to grow it indoors, it's primarily an outdoor plant and requires specific conditions that are difficult to replicate indoors. It is grown for its beautiful, fragrant flowers and attractive foliage.

Hydrangeaceae North America, Europe, Asia
✨ Features: Highly fragrant flowers
📖 Read Complete Mock Orange Guide

Quick Plant Comparison

Feature Boston Fern Mock Orange
Light Bright, indirect light. Avoid direct sunlight, which can scorch the fronds. Full sun to partial shade
Watering Every 2-5 days, depending on humidity and light levels Every 7-10 days, depending on weather and soil drainage
Humidity 60-80% 30-50%
Temperature 18-24°C 15-24°C
Care Level Moderate Expert
Growth Rate Moderate Moderate
Max Height 0.3-1 meter (indoors) Not applicable for indoor growing. Outdoors: 1-4 meters
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining potting mix rich in organic matter, such as peat moss or coco coir Well-draining soil, slightly acidic to neutral pH
Beginner Friendly With Caution ❌ No
Weekly Maintenance 10-15 minutes weekly 30 minutes weekly (outdoor care)

🔬 Botanical Information — Comparing These Plants

Boston Fern

Scientific Name Nephrolepis exaltata
Family Nephrolepidaceae
Native To Tropical regions worldwide, particularly the Americas
Also Known As Boston Fern, Sword Fern
Leaves The leaves, or fronds, are pinnately compound, meaning they are composed of many small leaflets (pinnae) arranged along a central stem. The pinnae are typically bright green, lance-shaped, and have slightly serrated edges. The texture is delicate and feathery.
Flowers Boston Ferns do not flower indoors. They reproduce via spores, which are located on the underside of the fronds.

Mock Orange

Scientific Name Philadelphus spp.
Family Hydrangeaceae
Native To North America, Europe, Asia
Also Known As Mock Orange, English Dogwood
Leaves The leaves are oval to lance-shaped, typically 3-10 cm long, and arranged oppositely on the stems. They are usually medium to dark green with a slightly serrated edge. The texture is generally smooth and slightly glossy.
Flowers Mock Orange rarely flowers indoors. Outdoors, it produces abundant, showy, white flowers in late spring to early summer. The flowers are typically single or double, depending on the cultivar, and are highly fragrant.

📏 Size & Growth — Plant Comparison

Boston Fern

Height 0.3-1 meter (indoors)
Spread 0.3-1 meter
Growth Rate Moderate
Growth Pattern The Boston Fern grows in a clumping, arching habit. New fronds emerge from the center of the plant, gradually unfurling and cascading outwards.

Mock Orange

Height Not applicable for indoor growing. Outdoors: 1-4 meters
Spread Not applicable for indoor growing. Outdoors: 1-3 meters
Growth Rate Moderate
Growth Pattern Mock Orange exhibits an upright, bushy growth habit. It forms a dense, multi-stemmed shrub with arching branches. It can spread moderately wide depending on the specific variety.

🌱 Propagation — Comparing Plant Growth

Boston Fern

Methods: Division, Spores

Difficulty: Moderate

Tips: Divide the plant at the root ball, ensuring each division has healthy fronds and roots. Propagating from spores is more challenging and requires a sterile environment.

Mock Orange

Methods: Stem cuttings, Seed, Layering

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late spring or early summer. Dip in rooting hormone and plant in well-draining soil. Keep moist until roots develop.

✨ Benefits & Features — Comparing Plant Value

Boston Fern

Boston Ferns are known for their long, arching fronds that create a cascading effect. They require higher humidity than many other common houseplants, making them a bit more challenging to care for indoors.

  • ✓ Adds a touch of nature and elegance to indoor spaces.
  • ✓ Creates a relaxing and calming atmosphere.
  • ✓ Can help to improve indoor air quality (though not definitively proven).
  • ✓ Provides a sense of accomplishment when successfully cared for.
  • ✓ Offers a visually appealing texture and color contrast to other houseplants.
  • 🌬️ NASA-verified air purifier
  • 🐾 Pet Safe

Mock Orange

The most notable characteristic is its intensely fragrant flowers, reminiscent of orange blossoms. The plant's adaptability to various soil types and its relatively low maintenance requirements also make it a popular choice for gardeners.

  • ✓ Fragrant flowers enhance the garden's sensory experience.
  • ✓ Attracts pollinators like bees and butterflies.
  • ✓ Provides visual interest with its lush foliage and blooms.
  • ✓ Can be used as a privacy screen or hedge.
  • ✓ Offers a classic, timeless aesthetic to outdoor spaces.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Boston 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, increase watering and consider moving the plant to a more humid location.

Mock Orange

Repotting Not applicable for indoor growing.
Pruning Prune after flowering to maintain shape and encourage new growth.
Fertilizing Balanced fertilizer (10-10-10) in spring, diluted to half strength
Seasonal Care Prune after flowering in summer. Provide winter protection in colder climates. Reduce watering in winter.

🌞 Light Requirements

Boston Fern

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

Low light tolerant: ❌ No

Mock Orange

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

Boston Fern

Keep the soil consistently moist but not soggy. Water when the top inch of soil feels dry to the touch. Overwatering can lead to root rot, indicated by yellowing or browning fronds. Underwatering results in crispy, dry fronds.

Mock Orange

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Signs of underwatering include wilting leaves and dry soil. Signs of overwatering include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Boston Fern

Temperature: 18-24°C

Humidity: 60-80%

Mock Orange

Temperature: 15-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Boston Fern

Boston Fern

Nephrolepis exaltata
Care: Moderate Time: 10-15 minutes weekly Beginner: With-caution

Individuals who can provide consistent moisture and high humidity, such as those with humidifiers or bathrooms with natural light.

✅ Choose This Plant If...

  • You want a classic, elegant houseplant that adds a touch of greenery to your home.
  • You are looking for a plant that is non-toxic to pets.
  • You can provide the high humidity levels this plant needs to thrive.
  • You have a bright, indirectly lit space where the fern can flourish.
  • You enjoy the challenge of providing specific care requirements to keep a plant healthy.

❌ Skip This Plant If...

  • You struggle to maintain consistent watering schedules.
  • You live in a very dry climate and cannot provide adequate humidity.
  • You don't have a location with bright, indirect light.
📍 Ideal Location: Bathroom with natural light, bright kitchen, or any room with high humidity
🎨 Style: Traditional, Bohemian, Tropical
🏠 Apartment Friendly: Limited
🌬️ Air Purifying: Yes (NASA verified)
⚠️ According to the ASPCA, Boston Ferns are non-toxic to dogs, cats, and horses.
Mock Orange

Mock Orange

Philadelphus spp.
Care: Expert Time: 30 minutes weekly (outdoor care) Beginner: No

Experienced gardeners with outdoor space who want a fragrant, flowering shrub.

✅ Choose This Plant If...

  • You have ample outdoor space for a large shrub.
  • You desire a plant with highly fragrant flowers.
  • You live in a climate suitable for outdoor growing.
  • You are an experienced gardener willing to provide the necessary care.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You have limited space, especially indoors.
  • You have pets that might ingest the plant.
  • You live in an area with very cold winters.
  • You are a beginner gardener.
  • You don't have access to sufficient sunlight.
📍 Ideal Location: Outdoors in a sunny or partially shaded garden bed.
🎨 Style: Traditional, Cottage, Romantic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Mock Orange contains glycosides which can cause vomiting, diarrhea, and anorexia in dogs, cats, and horses. All parts of the plant are considered toxic.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Boston Fern ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

🎯

Boston Fern is rated Moderate care level, while Mock Orange is Expert.

💡 Pro Tips For Comparing These Plants

Boston Fern Care Tips

Boston Ferns require consistent moisture and high humidity to thrive indoors. Maintaining adequate humidity is the biggest challenge. They are not drought-tolerant and will suffer in dry environments. Provide bright, indirect light and regular fertilization during the growing season.

  • Mist the fronds regularly to increase humidity.
  • Place the pot on a pebble tray filled with water.
  • Use a humidifier to maintain consistent humidity levels.
  • Water thoroughly, allowing excess water to drain away.
  • Avoid placing the plant near drafts or heat sources.
❄️ Winter: Reduce watering frequency in winter as growth slows. Maintain humidity levels by misting or using a humidifier. Avoid placing the plant near cold drafts.
☀️ Summer: Increase watering frequency in summer as the plant actively grows. Provide shade from direct sunlight to prevent scorching. Consider moving the plant to a more humid location, such as a bathroom or shaded patio.

Mock Orange Care Tips

Mock Orange is primarily an outdoor plant and is challenging to grow indoors. It requires very bright light, specific humidity levels, and proper pruning to maintain its shape. It is not recommended for indoor growing unless you have a greenhouse or sunroom.

  • Prune immediately after flowering to encourage new growth and prevent the plant from becoming leggy.
  • Provide well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out slightly between waterings.
  • Fertilize in the spring with a balanced fertilizer.
  • Protect from strong winds, which can damage the delicate flowers.
❄️ Winter: In colder climates, provide winter protection by mulching around the base of the plant. Reduce watering during the dormant season. Avoid fertilizing in winter.
☀️ Summer: Water more frequently during hot, dry periods. Prune after flowering. Monitor for pests and diseases. Provide afternoon shade in extremely hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

Boston Fern

Common Issues: Browning fronds, Yellowing fronds, Pest infestations (spider mites, mealybugs), Root rot
Solutions: Browning fronds: Increase humidity. | Yellowing fronds: Adjust watering (avoid overwatering). | Pest infestations: Treat with insecticidal soap or neem oil. | Root rot: Repot in fresh soil and improve drainage.

Mock Orange

Common Issues: Powdery mildew, Aphids, Leaf spot, Lack of flowering (indoors)
Solutions: Powdery mildew: Improve air circulation and apply fungicide. Aphids: Insecticidal soap or neem oil. Leaf spot: Remove affected leaves and apply fungicide. Lack of flowering: Provide more light and proper fertilization.

❓ Frequently Asked Questions — Comparing These Plants

Boston Fern

What are the light requirements for Boston Fern?

Boston Ferns prefer bright, indirect light. Direct sunlight can scorch the delicate fronds, causing them to turn brown and crispy. An east-facing window is ideal, providing gentle morning sunlight. A north-facing window can also work, but the plant may not grow as vigorously. If placing the fern near a south- or west-facing window, be sure to filter the light with a sheer curtain. Insufficient light can lead to leggy growth and pale fronds. Rotate the plant regularly to ensure even light exposure on all sides. Artificial grow lights can supplement natural light, especially during the darker winter months.

How do I care for Boston Fern?

Boston Ferns thrive in bright, indirect light and high humidity. Water consistently, keeping the soil evenly moist but not soggy. Check the soil moisture regularly and water when the top inch feels slightly dry. Mist the fronds frequently or place the plant on a pebble tray filled with water to increase humidity. Fertilize monthly during the growing season (spring and summer) with a diluted liquid fertilizer formulated for ferns. Avoid placing the plant in direct sunlight or near drafts, as these can cause the fronds to dry out and turn brown. Repot every 1-2 years in the spring, using a well-draining potting mix. Regularly remove any dead or yellowing fronds to encourage new growth and maintain the plant’s appearance. Monitor for pests such as spider mites and treat as needed.

How do I propagate Boston Fern?

Boston Ferns can be propagated by division or by spores. Division is the easier method. To divide, carefully remove the plant from its pot and gently separate the root ball into two or more sections, ensuring each section has healthy fronds and roots. Repot each section in fresh potting mix. Propagation by spores is more challenging. Collect spores from the underside of mature fronds and sow them on a moist, sterile potting mix. Cover with a clear plastic dome to maintain high humidity and keep in indirect light. Spores can take several weeks or months to germinate. Keep the soil consistently moist and provide adequate ventilation to prevent fungal growth.

Mock Orange

What are the light requirements for Mock Orange?

Mock Orange requires at least six hours of direct sunlight daily to produce abundant blooms. While it can tolerate partial shade, too little sunlight will result in fewer flowers and leggy growth. A location with morning sun and afternoon shade is ideal in hotter climates. When planting, consider the amount of sunlight the area receives throughout the day and choose a spot that provides ample light. If your Mock Orange is struggling to bloom, try transplanting it to a sunnier location. Insufficient light can also lead to weak stems and pale foliage. Pay close attention to the plant’s overall health and adjust its position as needed to ensure it receives adequate sunlight.

How do I care for Mock Orange?

Mock Orange thrives in full sun to partial shade, requiring at least six hours of sunlight daily for optimal blooming. Water regularly, especially during dry periods, keeping the soil consistently moist but not waterlogged. Fertilize in early spring with a balanced fertilizer to promote healthy growth and abundant flowering. Prune after flowering to remove dead or crowded branches and to maintain shape. Mock Orange prefers well-draining soil with a slightly acidic to neutral pH. Protect from strong winds, as they can damage the delicate flowers. Mulch around the base of the plant to retain moisture and suppress weeds. Monitor for pests and diseases, such as aphids or powdery mildew, and treat accordingly. Provide adequate air circulation to prevent fungal problems.

How do I propagate Mock Orange?

Mock Orange can be propagated through division, stem cuttings, and layering. For division, carefully dig up the plant in early spring or fall and separate the root ball into smaller sections, each with its own set of roots and shoots. For stem cuttings, take 4-6 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 potting mix and keep them moist until they root. Layering involves bending a low-lying branch to the ground and covering it with soil. Once roots have formed, the layered branch can be separated from the parent plant. These methods can help produce new Mock Orange plants.

Last updated: May 11, 2026 — Plant care data reviewed and verified by our editorial team.