Empress Tree vs Peacock Moss Plant Comparison

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

Empress Tree

Empress Tree

Paulownia tomentosa

VS
Peacock Moss

Peacock Moss

Selaginella willdenowii

Empress Tree

Empress Tree

Paulownia tomentosa

The Empress Tree is a fast-growing deciduous tree known for its large, heart-shaped leaves and fragrant, showy purple flowers that bloom in early spring before the leaves emerge. It is primarily an outdoor tree, reaching heights of 30-60 feet. People grow it for its ornamental value, providing shade and adding a striking visual element to landscapes. While it can be grown in containers, its rapid growth and large size make it challenging to maintain indoors long-term. It is considered invasive in some regions due to its prolific seed production and ability to colonize disturbed areas.

Paulowniaceae Central and Western China
✨ Features: Fast growth, large leaves, fragrant flowers
📖 Read Complete Empress Tree Guide
Peacock Moss

Peacock Moss

Selaginella willdenowii

Peacock Moss is a fern-like plant, though technically a spikemoss, known for its iridescent blue-green foliage. The leaves appear to shimmer with a metallic sheen, creating a rainbow effect in the right light. It's a low-growing, spreading plant that thrives in humid environments. While it can be grown indoors, it requires specific conditions to flourish, making it more challenging than many common houseplants. It is grown for its unique foliage and visual appeal.

Selaginellaceae Southeast Asia (Malaysia, Singapore, Indonesia, Philippines)
✨ Features: Iridescent blue-green foliage, unique texture
📖 Read Complete Peacock Moss Guide

Quick Plant Comparison

Feature Empress Tree Peacock Moss
Light Full sun (at least 6 hours of direct sunlight daily) Bright, indirect light. Avoid direct sunlight, which can scorch the delicate foliage.
Watering Every 1-2 weeks, depending on weather and soil drainage Every 2-3 days, depending on humidity and temperature
Humidity 30-50% 70-90%
Temperature 15-27°C 18-24°C
Care Level Expert Moderate
Growth Rate Fast Moderate
Max Height Difficult to maintain indoors. Outdoors: 9-18 meters (30-60 feet) 15-30 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining soil, such as a mix of loam, sand, and compost Well-draining, moisture-retentive mix such as peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No With Caution
Weekly Maintenance 30 minutes weekly (watering, pruning, monitoring for pests) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Empress Tree

Scientific Name Paulownia tomentosa
Family Paulowniaceae
Native To Central and Western China
Also Known As Empress Tree, Princess Tree, Foxglove Tree
Leaves The leaves are very large, heart-shaped (cordate), and typically 15-40 cm (6-16 inches) wide. They are a medium green color and have a slightly fuzzy texture when young.
Flowers The Empress Tree produces large, showy panicles of fragrant, pale purple flowers in early spring, before the leaves emerge. Flowering is rare indoors.

Peacock Moss

Scientific Name Selaginella willdenowii
Family Selaginellaceae
Native To Southeast Asia (Malaysia, Singapore, Indonesia, Philippines)
Also Known As Peacock Moss, Willdenow's Spikemoss, Rainbow Moss
Leaves The leaves are small, scale-like, and arranged in overlapping rows along the stems. They have a delicate, feathery appearance. The color is typically a vibrant blue-green with an iridescent sheen that appears to shift depending on the angle of light.
Flowers Peacock Moss rarely, if ever, flowers indoors.

📏 Size & Growth — Plant Comparison

Empress Tree

Height Difficult to maintain indoors. Outdoors: 9-18 meters (30-60 feet)
Spread Outdoors: 6-12 meters (20-40 feet)
Growth Rate Fast
Growth Pattern Upright, spreading tree with a rounded crown. It grows rapidly, adding several feet of height each year, especially when young.

Peacock Moss

Height 15-30 cm
Spread 30-60 cm
Growth Rate Moderate
Growth Pattern It grows as a low-spreading, fern-like plant. It forms a dense mat of foliage, with stems that branch out horizontally. It does not climb or vine.

🌱 Propagation — Comparing Plant Growth

Empress Tree

Methods: Seeds, root cuttings

Difficulty: Moderate

Tips: For seeds, stratify them in the refrigerator for a few weeks before sowing. Root cuttings should be taken in late winter or early spring.

Peacock Moss

Methods: Stem cuttings, Division

Difficulty: Moderate

Tips: Take stem cuttings and place them in a humid environment, such as a terrarium or under a humidity dome. Keep the soil consistently moist. Division can be done when repotting, separating the plant into smaller clumps.

✨ Benefits & Features — Comparing Plant Value

Empress Tree

The Empress Tree is distinguished by its exceptionally large leaves and early spring blooms, which appear before the leaves emerge. Its rapid growth rate also sets it apart from many other ornamental trees.

  • ✓ Provides shade in the summer
  • ✓ Offers beautiful spring blooms
  • ✓ Attracts pollinators to the garden
  • ✓ Adds a unique architectural element to the landscape
  • ✓ Fast growth provides quick results.
  • ⚠️ Toxic to pets

Peacock Moss

The iridescent blue-green foliage is its most striking feature, creating a shimmering effect that is rare among houseplants. Unlike true mosses, it has vascular tissue, allowing it to grow taller and more upright.

  • ✓ Adds a unique and visually appealing element to your indoor space.
  • ✓ Creates a calming and relaxing atmosphere.
  • ✓ Can help to increase humidity levels in the surrounding area.
  • ✓ Offers a connection to nature and a sense of tranquility.
  • ✓ Provides an interesting talking point for guests.
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Empress Tree

Repotting Not recommended for indoor growing due to rapid growth. Outdoor trees do not need repotting.
Pruning Prune in late winter or early spring to remove dead or damaged branches and to shape the tree.
Fertilizing Balanced fertilizer (10-10-10) in early spring, following package instructions. Avoid over-fertilizing.
Seasonal Care In spring, fertilize and prune. In summer, water regularly. In fall, collect seeds if desired. In winter, protect young trees from frost.

Peacock Moss

Repotting Every 1-2 years, or when the plant becomes root-bound.
Pruning Trim any brown or damaged foliage to maintain appearance and prevent the spread of disease.
Fertilizing Diluted liquid fertilizer (half strength) every 2-4 weeks during the growing season (spring and summer). Do not fertilize in the winter.
Seasonal Care In winter, reduce watering slightly as growth slows. Maintain humidity levels. In summer, ensure adequate moisture and protect from direct sunlight.

🌞 Light Requirements

Empress Tree

Full sun (at least 6 hours of direct sunlight daily)

Low light tolerant: ❌ No

Peacock Moss

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

Low light tolerant: ❌ No

💧 Watering Needs

Empress Tree

Water deeply when the top few inches of soil are dry, especially during the growing season. Avoid overwatering, which can lead to root rot. In containers, ensure proper drainage. Reduce watering in the winter when the tree is dormant. Signs of underwatering include wilting leaves; overwatering includes yellowing leaves and soggy soil.

Peacock Moss

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 foliage to dry out and turn brown. Use distilled or rainwater to avoid mineral buildup.

🌡️ Temperature & Humidity

Empress Tree

Temperature: 15-27°C

Humidity: 30-50%

Peacock Moss

Temperature: 18-24°C

Humidity: 70-90%

🤔 Which Plant Is Right For You?

Empress Tree

Empress Tree

Paulownia tomentosa
Care: Expert Time: 30 minutes weekly (watering, pruning, monitoring for pests) Beginner: No

Gardeners with large outdoor spaces who appreciate fast-growing shade trees with showy flowers.

✅ Choose This Plant If...

  • You want a fast-growing shade tree
  • You appreciate fragrant, showy purple flowers in early spring
  • You have a large outdoor space to accommodate its size
  • You want a tree that attracts pollinators
  • You are willing to manage its potential for invasive spread.

❌ Skip This Plant If...

  • You have a small garden or limited space
  • You are looking for an easy-to-care-for indoor plant
  • You live in an area where it is considered invasive
📍 Ideal Location: Outdoor garden or landscape with full sun and well-draining soil
🎨 Style: Traditional, Naturalistic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Paulownia tomentosa is toxic to horses. The toxic principle is unknown. Symptoms include gastrointestinal upset.
Peacock Moss

Peacock Moss

Selaginella willdenowii
Care: Moderate Time: 15 minutes weekly Beginner: With-caution

Experienced plant enthusiasts who can provide the high humidity and consistent moisture this plant needs.

✅ Choose This Plant If...

  • You are looking for a unique and visually striking plant.
  • You can provide a high-humidity environment, such as a terrarium.
  • You enjoy a plant that requires a bit more attention and care.
  • You want a plant with a distinctive iridescent sheen.
  • You are looking for a plant that stays relatively small and compact.

❌ Skip This Plant If...

  • You struggle to maintain high humidity levels in your home.
  • You tend to overwater or underwater your plants.
  • You are looking for a low-maintenance plant.
  • You don't have a bright, indirect light source available.
📍 Ideal Location: Bathroom, terrarium, or near a humidifier.
🎨 Style: Tropical, Eclectic, Woodland
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, Selaginella species are generally considered non-toxic to dogs, cats, and horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Peacock Moss ✓
Less Maintenance Similar effort
Apartment Friendly Peacock Moss

⚡ Key Differences Between These Plants

🎯

Empress Tree is rated Expert care level, while Peacock Moss is Moderate.

📈

Empress Tree has fast growth, while Peacock Moss grows moderate.

💡 Pro Tips For Comparing These Plants

Empress Tree Care Tips

The Empress Tree is primarily an outdoor tree that requires full sun and well-draining soil. Growing it indoors is extremely challenging due to its size and light requirements. It is best suited for outdoor landscapes where it has ample space to grow. Requires regular pruning to maintain shape and control size.

  • Plant in well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Prune regularly to maintain shape and control size.
  • Fertilize in early spring with a balanced fertilizer.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Protect young trees from frost damage by wrapping the trunk with burlap. Reduce watering during dormancy.
☀️ Summer: Water regularly during hot, dry periods. Monitor for pests and diseases. Provide shade during extreme heat if possible.

Peacock Moss Care Tips

Peacock Moss requires high humidity and consistent moisture, making it more challenging to grow indoors than many common houseplants. It thrives in terrariums or enclosed environments where humidity can be maintained. Proper lighting is crucial to maintain its iridescent color. It is not drought-tolerant.

  • Maintain high humidity by misting regularly or using a humidifier.
  • Use distilled or rainwater to avoid mineral buildup in the soil.
  • Provide bright, indirect light to maintain the iridescent color.
  • Ensure good air circulation to prevent fungal diseases.
  • Repot in spring to refresh the soil and provide more space for growth.
❄️ Winter: Reduce watering slightly during the winter months as growth slows. Maintain humidity levels and avoid placing the plant near cold drafts.
☀️ Summer: Ensure adequate moisture during the summer months, as the plant may dry out more quickly. Protect from direct sunlight to prevent scorching.

⚠️ Common Problems & Solutions — Plant Care Comparison

Empress Tree

Common Issues: Root rot, leaf spot, powdery mildew, invasive spread
Solutions: Ensure well-draining soil and avoid overwatering to prevent root rot. Use a fungicide for leaf spot and powdery mildew. Control invasive spread by removing seedlings and preventing seed production.

Peacock Moss

Common Issues: Brown leaf tips, Fungal diseases, Lack of iridescent color, Root rot
Solutions: Increase humidity, improve air circulation, provide proper lighting, ensure well-draining soil and avoid overwatering.

❓ Frequently Asked Questions — Comparing These Plants

Empress Tree

What are the light requirements for Empress Tree?

Empress Trees need bright, indirect light to thrive indoors. Insufficient light will result in leggy growth and smaller leaves. An east-facing window is ideal, providing gentle morning sun. A south-facing window can also work, but shield the plant from intense midday sun with a sheer curtain. Rotate the plant regularly to ensure even light exposure on all sides. If natural light is insufficient, supplement with a grow light. Place the grow light 12-18 inches away from the plant. Observe the plant’s response to the light and adjust accordingly. A lack of light causes stunted growth and pale foliage.

How do I care for Empress Tree?

Empress Tree requires bright, indirect light; too much direct sun can scorch the leaves. Water thoroughly when the top inch of soil is dry, ensuring good drainage to prevent root rot. A well-draining potting mix is crucial. Maintain a temperature between 65-75°F (18-24°C). Humidity levels should be moderate to high; consider using a humidifier or pebble tray. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain shape and encourage bushier growth; remove any dead or yellowing leaves. Repot annually in spring, increasing pot size as needed. Monitor for pests like spider mites and aphids, and treat promptly with insecticidal soap. Providing stable conditions are key to health and growth.

How do I propagate Empress Tree?

Empress Tree can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem in spring. 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 increase humidity. Roots should develop in 4-6 weeks. For air layering, make a shallow cut on a 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 roots and plant it in a pot. Ensure stable conditions during propagation.

Peacock Moss

What are the light requirements for Peacock Moss?

Peacock Moss requires bright, indirect light to maintain its vibrant coloration and healthy growth. Direct sunlight can scorch its delicate foliage, so it’s best to avoid placing it in a location where it will receive intense sun exposure. An east-facing window or a spot a few feet away from a south- or west-facing window is ideal. If the plant is not receiving enough light, its colors may become dull and less vibrant. Supplemental lighting, such as a grow light, can be used if natural light is insufficient. Rotate the plant periodically to ensure even light exposure on all sides. The goal is to mimic the filtered light conditions of its natural rainforest habitat.

How do I care for Peacock Moss?

Peacock Moss thrives in consistently moist, humid conditions. Water thoroughly when the top inch of soil feels slightly dry, using distilled or rainwater to avoid mineral buildup. Maintain high humidity by misting regularly, using a humidifier, or placing the plant on a pebble tray filled with water. Provide bright, indirect light, avoiding direct sunlight which can scorch the delicate foliage. The ideal temperature range is between 65-75°F (18-24°C). Plant in a well-draining, moisture-retentive potting mix such as a mix of peat moss, perlite, and vermiculite. Fertilize sparingly during the growing season (spring and summer) with a diluted liquid fertilizer. Prune any dead or yellowing fronds to encourage healthy growth. Regularly check for pests and address any infestations promptly. A terrarium is an ideal environment for this plant.

How do I propagate Peacock Moss?

Peacock Moss can be propagated through division or spores. For division, gently separate the plant into smaller clumps, ensuring each clump has healthy roots and foliage. Plant each division in a well-draining, moisture-retentive potting mix. Keep the divisions consistently moist and humid until they are established. Spore propagation is more challenging but can be achieved by collecting spores from mature fronds and sowing them on a sterile substrate. Maintain high humidity and provide indirect light. Division is the easier and more common method. Successful propagation requires patience and consistent care. Provide a warm and humid environment for best results.

Last updated: May 2, 2026 — Plant care data reviewed and verified by our editorial team.