Lace Fern vs Monkey Flower Plant Comparison

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

Lace Fern

Lace Fern

Nephrolepis exaltata 'Bostoniensis'

VS
Monkey Flower

Monkey Flower

Mimulus aurantiacus

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
Monkey Flower

Monkey Flower

Mimulus aurantiacus

Mimulus aurantiacus, commonly known as Sticky Monkey-flower, is a perennial shrub native to the California chaparral. It typically grows to 1-5 feet tall and wide, featuring narrow, sticky leaves. The plant is named for its bright orange, tubular flowers that resemble a monkey's face. It thrives in dry, sunny conditions and is well-adapted to drought. While primarily an outdoor plant, it is grown for its vibrant flowers and ability to attract pollinators like hummingbirds and butterflies. Indoor cultivation is challenging due to its high light requirements and need for well-draining soil.

Phrymaceae California and Baja California
✨ Features: Drought tolerance, attracts pollinators, deer resistant
📖 Read Complete Monkey Flower Guide

Quick Plant Comparison

Feature Lace Fern Monkey Flower
Light Bright, indirect light. Avoid direct sunlight, which can scorch the fronds. Full sun to partial shade
Watering Every 5-7 days, depending on environmental conditions Every 1-2 weeks, depending on sunlight and temperature
Humidity 50-70% 30-50%
Temperature 18-24°C 15-27°C
Care Level Moderate Expert
Growth Rate Moderate Moderate
Max Height 30-90 cm 0.3-1.5 meters (1-5 feet) outdoors, smaller indoors (if grown)
Pet Safety ✅ Safe ✅ Safe
Soil Well-draining, peat-based potting mix Well-draining sandy or loamy soil
Beginner Friendly With Caution ❌ No
Weekly Maintenance 15 minutes weekly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

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.

Monkey Flower

Scientific Name Mimulus aurantiacus
Family Phrymaceae
Native To California and Baja California
Also Known As Sticky Monkey-flower, Orange Monkey Flower
Leaves The leaves are narrow, lance-shaped, and sticky due to a resinous coating. They are typically 2-7 cm long and arranged oppositely along the stems. The color is usually a medium to dark green.
Flowers It flowers outdoors in spring and summer. The flowers are tubular, typically bright orange, and about 2-5 cm long. They have five lobes that resemble a monkey's face, hence the common name. Flowering is unlikely indoors.

📏 Size & Growth — Plant Comparison

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.

Monkey Flower

Height 0.3-1.5 meters (1-5 feet) outdoors, smaller indoors (if grown)
Spread 0.3-1.5 meters (1-5 feet) outdoors, smaller indoors (if grown)
Growth Rate Moderate
Growth Pattern Sticky Monkey-flower is a shrubby perennial with an upright, branching growth habit. It typically forms a rounded shape and can spread to be as wide as it is tall.

🌱 Propagation — Comparing Plant Growth

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.

Monkey Flower

Methods: Seed, stem cuttings

Difficulty: Easy

Tips: For stem cuttings, take 4-6 inch cuttings in spring or summer, remove lower leaves, and root in well-draining soil. Keep the soil consistently moist. Seeds can be sown directly in the garden in fall or started indoors in early spring.

✨ Benefits & Features — Comparing Plant Value

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

Monkey Flower

The sticky resin on the leaves is a unique adaptation to drought conditions. The flower's shape is specifically adapted to attract hummingbirds for pollination.

  • ✓ Attracts pollinators like hummingbirds and butterflies
  • ✓ Provides vibrant color to the garden
  • ✓ Drought-tolerant, reducing water usage
  • ✓ Deer resistant
  • ✓ Supports native ecosystems
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

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.

Monkey Flower

Repotting Not typically grown indoors, so repotting is not usually a concern. If grown in a container, repot every 2-3 years in spring.
Pruning Prune lightly after flowering to maintain shape and encourage bushier growth.
Fertilizing Low-phosphorus fertilizer, diluted to half strength, applied in spring and early summer only.
Seasonal Care In winter, reduce watering and protect from frost in colder climates. In summer, provide adequate water during dry spells and deadhead spent flowers to encourage continued blooming.

🌞 Light Requirements

Lace Fern

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

Low light tolerant: ✅ Yes

Monkey Flower

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

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.

Monkey Flower

Water deeply when the top inch of soil is dry. Overwatering can lead to root rot, indicated by yellowing leaves and a musty smell. Underwatering results in wilting and dry, crispy leaves. Allow the soil to dry out slightly between waterings.

🌡️ Temperature & Humidity

Lace Fern

Temperature: 18-24°C

Humidity: 50-70%

Monkey Flower

Temperature: 15-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

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.
Monkey Flower

Monkey Flower

Mimulus aurantiacus
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners in Mediterranean climates looking for a drought-tolerant, pollinator-attracting plant for their garden.

✅ Choose This Plant If...

  • You live in a Mediterranean climate with hot, dry summers.
  • You want to attract hummingbirds and butterflies to your garden.
  • You are looking for a drought-tolerant plant.
  • You appreciate vibrant orange flowers.
  • You have a sunny garden with well-draining soil.

❌ Skip This Plant If...

  • You live in a climate with cold winters and frequent frost.
  • You don't have a sunny location.
  • You are a beginner gardener looking for an easy-to-grow indoor plant.
📍 Ideal Location: Sunny garden or rock garden
🎨 Style: Natural, Southwestern, Mediterranean
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Mimulus species are generally considered non-toxic to dogs, cats, and horses.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🎯

Lace Fern is rated Moderate care level, while Monkey Flower is Expert.

💡 Pro Tips For Comparing These Plants

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.

Monkey Flower Care Tips

Sticky Monkey-flower is primarily an outdoor plant that requires full sun and well-draining soil. Indoor cultivation is challenging due to its high light needs. It is drought-tolerant once established but benefits from occasional watering during dry periods. Pruning after flowering encourages bushier growth. Indoor growing is difficult to achieve.

  • Provide full sun for optimal flowering.
  • Ensure well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Prune lightly after flowering to encourage bushier growth.
  • Avoid over-fertilizing, as this can lead to leggy growth.
❄️ Winter: In colder climates, protect from frost with mulch or move container plants to a sheltered location. Reduce watering during the dormant season.
☀️ Summer: Provide adequate water during dry spells. Deadhead spent flowers to encourage continued blooming. Protect from intense afternoon sun in extremely hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

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.

Monkey Flower

Common Issues: Root rot, powdery mildew, aphids
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and treat with fungicide. Aphids: Spray with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

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.

Monkey Flower

What are the light requirements for Monkey Flower?

Monkey Flowers require bright, indirect light for optimal growth and blooming. Direct sunlight can scorch the leaves, especially during the hottest part of the day. An east-facing window is ideal, providing gentle morning sun. A west-facing window can work, but be sure to provide shade during the afternoon. If growing indoors, supplement with grow lights if natural light is insufficient. Insufficient light can lead to leggy growth and reduced flowering. Rotate the plant regularly to ensure even light exposure on all sides. If the leaves start to look pale or yellowish, it may be a sign of too much light.

How do I care for Monkey Flower?

Monkey Flowers thrive in bright, indirect light. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Fertilize regularly during the blooming season with a balanced liquid fertilizer, diluted to half strength, every two to four weeks. Maintain moderate humidity levels, around 40-60%. Prune spent flowers to encourage new blooms. Repot in spring if the plant becomes root-bound, using a well-draining potting mix. Monitor for pests like aphids and spider mites, and treat promptly with insecticidal soap. Provide good air circulation to prevent fungal diseases. In winter, reduce watering and hold off on fertilizer.

How do I propagate Monkey Flower?

Monkey Flowers can be propagated through division, stem cuttings, and seed.

Last updated: May 12, 2026 — Plant care data reviewed and verified by our editorial team.