Kolkwitzia vs Peacock Moss Plant Comparison

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

Kolkwitzia

Kolkwitzia

Kolkwitzia amabilis

VS
Peacock Moss

Peacock Moss

Selaginella willdenowii

Kolkwitzia

Kolkwitzia

Kolkwitzia amabilis

Kolkwitzia amabilis, commonly known as Beautybush, is a deciduous shrub prized for its profuse display of delicate, bell-shaped pink flowers in late spring to early summer. It typically grows to a height and spread of 6-12 feet. The shrub has an arching, spreading habit, with attractive peeling bark that adds winter interest. It is primarily an outdoor plant, valued for its ornamental appeal in gardens and landscapes. People grow it for its beautiful flowers, attractive foliage, and overall graceful form. It is not suited for indoor growing due to its size and high light requirements.

Caprifoliaceae Central China
✨ Features: Attractive flowers, peeling bark, attracts pollinators
📖 Read Complete Kolkwitzia 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 Kolkwitzia Peacock Moss
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight for optimal flowering. Bright, indirect light. Avoid direct sunlight, which can scorch the delicate foliage.
Watering Once or twice a week during the first growing season, then as needed during dry spells. Every 2-3 days, depending on humidity and temperature
Humidity 30-50% 70-90%
Temperature 10-24°C 18-24°C
Care Level Expert Moderate
Growth Rate Moderate Moderate
Max Height N/A (Outdoor shrub, not suitable for indoor growing) 15-30 cm
Pet Safety ✅ Safe ✅ Safe
Soil Well-drained soil. Tolerates a range of soil types, including clay, loam, and sand, but prefers slightly acidic to neutral pH. Well-draining, moisture-retentive mix such as peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No With Caution
Weekly Maintenance 30 minutes weekly during growing season (watering, pruning) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Kolkwitzia

Scientific Name Kolkwitzia amabilis
Family Caprifoliaceae
Native To Central China
Also Known As Beautybush
Leaves The leaves are opposite, simple, ovate to elliptic, and 1-3 inches long. They are medium green in color and have a slightly rough texture. In the fall, the leaves may turn a reddish-bronze color before dropping.
Flowers It does not flower indoors. The flowers are bell-shaped, pink, and borne in profuse clusters along the branches in late spring to early summer. The flowers are fragrant and attract pollinators.

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

Kolkwitzia

Height N/A (Outdoor shrub, not suitable for indoor growing)
Spread N/A (Outdoor shrub, not suitable for indoor growing)
Growth Rate Moderate
Growth Pattern It has an arching, spreading habit. The branches tend to arch gracefully, creating a rounded form. It is a multi-stemmed shrub.

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

Kolkwitzia

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late spring or early summer. Dip the cut end in rooting hormone and plant in a well-draining potting mix. Keep the cuttings moist and in a humid environment. Seeds can be sown in fall or spring after stratification.

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

Kolkwitzia

Kolkwitzia amabilis is unique for its profuse display of delicate, bell-shaped pink flowers and its attractive peeling bark. The combination of these features makes it a standout shrub in the landscape. It is also relatively low-maintenance once established.

  • ✓ Provides beautiful spring flowers.
  • ✓ Attracts pollinators to the garden.
  • ✓ Offers visual interest with peeling bark in winter.
  • ✓ Relatively low-maintenance once established.
  • ✓ Adds a graceful form to the landscape.
  • 🐾 Pet Safe

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

Kolkwitzia

Repotting N/A (Outdoor shrub, not suitable for indoor growing)
Pruning Prune after flowering to remove dead or crossing branches and to maintain shape. Can be pruned hard to rejuvenate.
Fertilizing Apply a balanced slow-release fertilizer in early spring before new growth begins. Avoid over-fertilizing, as it can reduce flowering.
Seasonal Care Spring: Fertilize and prune after flowering. Summer: Water during dry periods. Fall: Apply mulch around the base of the plant. Winter: Protect from harsh winds and heavy snow.

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

Kolkwitzia

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

Low light tolerant: ❌ No

Peacock Moss

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

Low light tolerant: ❌ No

💧 Watering Needs

Kolkwitzia

Water deeply when planting and during dry periods, especially in the first year. Once established, it is relatively drought-tolerant. Overwatering can lead to root rot. Check soil moisture before watering; allow the top inch to dry out.

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

Kolkwitzia

Temperature: 10-24°C

Humidity: 30-50%

Peacock Moss

Temperature: 18-24°C

Humidity: 70-90%

🤔 Which Plant Is Right For You?

Kolkwitzia

Kolkwitzia

Kolkwitzia amabilis
Care: Expert Time: 30 minutes weekly during growing season (watering, pruning) Beginner: No

Gardeners looking for a beautiful flowering shrub to add to their landscape.

✅ Choose This Plant If...

  • You want a shrub with beautiful pink flowers in spring.
  • You want a shrub that attracts pollinators.
  • You want a shrub with interesting peeling bark for winter interest.
  • You have a sunny location in your garden.
  • You are looking for a relatively low-maintenance shrub once established.

❌ Skip This Plant If...

  • You have limited space, as it grows to a large size.
  • You want an indoor plant, as it is not suitable for indoor growing.
  • You live in a very shady area, as it requires full sun to partial shade.
📍 Ideal Location: Outdoor garden or landscape with full sun to partial shade.
🎨 Style: Traditional, Cottage, Romantic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Kolkwitzia amabilis is not listed as toxic to dogs, cats, or horses.
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 Both safe ✓
Less Maintenance Similar effort
Apartment Friendly Peacock Moss

⚡ Key Differences Between These Plants

🎯

Kolkwitzia is rated Expert care level, while Peacock Moss is Moderate.

💡 Pro Tips For Comparing These Plants

Kolkwitzia Care Tips

Kolkwitzia amabilis is an outdoor shrub that is not suitable for indoor growing. It requires full sun, well-drained soil, and regular watering during establishment. Pruning after flowering helps maintain its shape and encourages new growth. Indoor cultivation is highly challenging due to its size and light requirements.

  • Plant in well-drained soil to prevent root rot.
  • Water deeply during dry periods, especially when young.
  • Prune after flowering to encourage new growth and maintain shape.
  • Apply a balanced fertilizer in early spring.
  • Mulch around the base of the plant to retain moisture and suppress weeds.
❄️ Winter: Protect from harsh winds and heavy snow. Apply mulch around the base of the plant to insulate the roots. Avoid pruning in late fall or winter.
☀️ Summer: Water deeply during dry periods. Mulch around the base of the plant to retain moisture. Monitor for pests and diseases.

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

Kolkwitzia

Common Issues: Powdery mildew, Aphids, Root rot (if overwatered)
Solutions: Powdery mildew: Improve air circulation and apply a fungicide if necessary. Aphids: Spray with insecticidal soap or neem oil. Root rot: Ensure well-draining soil and avoid overwatering.

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

Kolkwitzia

What are the light requirements for Kolkwitzia?

Kolkwitzia thrives in full sun, requiring at least six hours of direct sunlight per day for optimal flowering. However, it can also tolerate partial shade, especially in hotter climates, where some afternoon shade can prevent scorching. Insufficient light can lead to reduced flowering and leggy growth. When planting, choose a location that receives ample sunlight throughout the day. If grown in partial shade, ensure the plant receives morning sun, which is less intense than afternoon sun. Monitor the plant for signs of light stress, such as pale leaves or elongated stems, and adjust its location accordingly. Proper light exposure is essential for the plant’s overall health and vigor.

How do I care for Kolkwitzia?

Kolkwitzia thrives in well-drained soil and prefers full sun to partial shade. Water regularly, especially during dry periods, to keep 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 crossing branches and to maintain the desired shape. Mulch around the base of the plant to retain moisture and suppress weeds. Protect young plants from harsh winter winds. Monitor for pests and diseases, and treat promptly if necessary. Kolkwitzia is generally hardy but benefits from winter protection in colder climates. Ensure good air circulation to prevent fungal diseases. Regularly inspect the plant for any signs of stress or nutrient deficiencies. Adequate sunlight is crucial for abundant blooms.

How do I propagate Kolkwitzia?

Kolkwitzia can be propagated through stem cuttings. Take softwood cuttings in late spring or early summer. Dip the cut end in rooting hormone and plant in a well-draining potting mix. Keep the cuttings moist and provide indirect light. Rooting should occur within a few weeks. Hardwood cuttings can be taken in late fall or early winter. Plant directly into the ground or in pots. Division is possible in early spring or late fall. Carefully dig up the plant and divide the root ball into sections, ensuring each section has healthy roots and shoots. Replant the sections immediately.

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 9, 2026 — Plant care data reviewed and verified by our editorial team.