Mango vs Rainbow Fern Plant Comparison

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

Mango

Mango

Mangifera indica

VS
Rainbow Fern

Rainbow Fern

Selaginella uncinata

Mango

Mango

Mangifera indica

Mangifera indica, or mango, is a large evergreen tree known for its delicious fruit. In its native habitat, it can reach heights of 30-40 meters. It has a dense canopy and leathery, lanceolate leaves. Mangoes are primarily grown for their fruit, which is consumed fresh or processed into various products. While it can be grown in containers, it's challenging to fruit indoors, and maintaining a healthy mango tree indoors requires significant effort and specific conditions. It's primarily an outdoor tree.

Anacardiaceae South Asia, specifically India
✨ Features: Produces edible fruit (outdoors), attractive foliage
📖 Read Complete Mango Guide
Rainbow Fern

Rainbow Fern

Selaginella uncinata

Selaginella uncinata, commonly known as Rainbow Fern, is a creeping, mat-forming plant prized for its iridescent blue-green foliage. The shimmering effect is caused by the reflection of light off the leaf surfaces. It is not a true fern, but a spikemoss. While it can be grown indoors, it requires very high humidity and consistent moisture, making it a challenging houseplant. People grow it for its unique coloration and texture, adding a touch of the exotic to terrariums or humid environments.

Selaginellaceae China
✨ Features: Iridescent blue-green foliage, unique texture.
📖 Read Complete Rainbow Fern Guide

Quick Plant Comparison

Feature Mango Rainbow Fern
Light Full sun (at least 6-8 hours of direct sunlight daily) Bright, indirect light. Avoid direct sunlight, which can scorch the delicate fronds.
Watering Every 1-2 weeks, depending on environmental conditions and pot size. More frequent watering during the growing season (spring/summer). Every 2-3 days, depending on humidity and temperature
Humidity 50-70% 70-90%
Temperature 24-30°C 18-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 2-3 meters (indoors in a container, significantly smaller than its outdoor potential) 15-30 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining loamy soil with a slightly acidic to neutral pH (6.0-7.0) Well-draining, moisture-retentive mix such as peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15-20 minutes weekly

🔬 Botanical Information — Comparing These Plants

Mango

Scientific Name Mangifera indica
Family Anacardiaceae
Native To South Asia, specifically India
Also Known As Mango
Leaves The leaves are lanceolate, leathery, and dark green, typically 10-30 cm long and 3-8 cm wide. New leaves emerge reddish or purplish and mature to a glossy green.
Flowers Mango trees produce small, fragrant flowers in panicles. Flowering is rare indoors, and even if it occurs, fruit set is unlikely without specific conditions and hand-pollination.

Rainbow Fern

Scientific Name Selaginella uncinata
Family Selaginellaceae
Native To China
Also Known As Rainbow Fern, Peacock Fern, Blue Fern, Spikemoss
Leaves Small, scale-like leaves arranged in overlapping rows along the stems. The leaves are typically a vibrant blue-green color with an iridescent sheen. They are delicate and finely textured.
Flowers Selaginella uncinata does not produce flowers in the typical sense. It reproduces via spores, which are produced in strobili (cone-like structures) at the tips of the stems. These are rarely seen indoors.

📏 Size & Growth — Plant Comparison

Mango

Height 2-3 meters (indoors in a container, significantly smaller than its outdoor potential)
Spread 1-2 meters (indoors in a container)
Growth Rate Moderate
Growth Pattern Mango trees grow upright with a dense, spreading canopy. In containers, they will be significantly smaller than their outdoor counterparts and will require pruning to maintain a manageable size.

Rainbow Fern

Height 15-30 cm
Spread 30-60 cm (can spread via creeping stems)
Growth Rate Moderate
Growth Pattern Creeping and mat-forming, spreading horizontally via rhizomes. It creates a dense, low-growing carpet of foliage.

🌱 Propagation — Comparing Plant Growth

Mango

Methods: Seed, grafting, air layering

Difficulty: Moderate

Tips: Grafting is the most reliable method for propagating desirable cultivars. Seeds can be used, but the resulting tree may not be true to type. Air layering can also be successful.

Rainbow Fern

Methods: Division, Stem cuttings

Difficulty: Moderate

Tips: Divide the plant at the roots or take stem cuttings and place them in a humid environment until they root. A propagation box or terrarium works well.

✨ Benefits & Features — Comparing Plant Value

Mango

Mango trees are known for their delicious fruit and attractive foliage. They are a symbol of prosperity and good fortune in many cultures. The scent of the flowers is also quite distinctive.

  • ✓ Provides a tropical aesthetic to your home
  • ✓ Can potentially produce fruit (outdoors)
  • ✓ Offers shade in outdoor settings
  • ✓ Can improve mood and reduce stress
  • ✓ Provides a connection to nature.
  • ⚠️ Toxic to pets

Rainbow Fern

The Rainbow Fern's iridescent blue-green foliage sets it apart from other ferns and houseplants. This shimmering effect is a result of structural coloration, where light interacts with the leaf's surface. It is not a true fern, but a spikemoss, belonging to the genus Selaginella.

  • ✓ Adds a unique visual element to indoor spaces
  • ✓ Creates a calming and relaxing atmosphere
  • ✓ Can be used in terrariums and vivariums
  • ✓ Non-toxic to pets
  • ✓ Offers a connection to nature indoors
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Mango

Repotting Every 2-3 years, or when the tree becomes root-bound.
Pruning Prune regularly to maintain size and shape, and to remove any dead or diseased branches. Prune after fruiting (if any).
Fertilizing Balanced fertilizer (10-10-10) diluted to half strength, applied every 2-3 months during the growing season.
Seasonal Care During the growing season (spring/summer), increase watering and fertilization. In winter, reduce watering and provide supplemental light if needed. Protect from frost.

Rainbow Fern

Repotting Every 1-2 years, or when the plant becomes root-bound. Choose a slightly larger pot.
Pruning Trim any dead or damaged fronds to maintain appearance and prevent disease.
Fertilizing Diluted liquid fertilizer (half strength) every 2-4 weeks during the growing season (spring and summer).
Seasonal Care Reduce watering slightly in winter when growth slows. Maintain humidity levels year-round. Provide supplemental light if needed during shorter days.

🌞 Light Requirements

Mango

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

Rainbow Fern

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

Low light tolerant: ❌ No

💧 Watering Needs

Mango

Water deeply when the top inch of soil is dry. Avoid overwatering, which can lead to root rot. Signs of overwatering include yellowing leaves and a musty smell from the soil. Underwatering is indicated by wilting and dry, crispy leaves.

Rainbow Fern

Keep the soil consistently moist but not soggy. Water when the top of the soil feels slightly dry to the touch. Overwatering can lead to root rot, while underwatering will cause the fronds to dry out and turn brown. Use distilled or rainwater to avoid mineral buildup.

🌡️ Temperature & Humidity

Mango

Temperature: 24-30°C

Humidity: 50-70%

Rainbow Fern

Temperature: 18-24°C

Humidity: 70-90%

🤔 Which Plant Is Right For You?

Mango

Mango

Mangifera indica
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in warm climates who want to attempt growing a mango tree in a container, understanding it may not fruit indoors.

✅ Choose This Plant If...

  • You have a very sunny location and want a tropical tree indoors
  • You are an experienced gardener looking for a challenge
  • You want to enjoy the aesthetic of a mango tree, even if it doesn't fruit indoors
  • You live in a warm climate and can move the tree outdoors during the summer
  • You are willing to provide supplemental lighting to meet the tree's needs.

❌ Skip This Plant If...

  • You have limited sunlight indoors
  • You have pets that might ingest the plant
  • You are a beginner gardener
  • You expect it to fruit indoors easily
  • You don't have space for a large container tree.
📍 Ideal Location: Sunroom, greenhouse, or a very bright south-facing window
🎨 Style: Tropical
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, mangoes are toxic to dogs, cats, and horses. The leaves, stem, and skin contain urushiol, which can cause allergic reactions and skin irritation. The fruit itself is generally considered safe in small amounts, but the pit can be a choking hazard and contains small amounts of cyanide compounds.
Rainbow Fern

Rainbow Fern

Selaginella uncinata
Care: Expert Time: 15-20 minutes weekly Beginner: No

Experienced plant enthusiasts who can provide a humid environment like a terrarium.

✅ Choose This Plant If...

  • You want a unique and visually striking plant with iridescent foliage.
  • You can provide a consistently humid environment, such as a terrarium.
  • You enjoy the challenge of caring for demanding plants.
  • You want to add a touch of the exotic to your indoor garden.
  • You appreciate the delicate beauty of ferns and mosses.

❌ Skip This Plant If...

  • You struggle to maintain consistent watering schedules.
  • You live in a dry climate and cannot provide high humidity.
  • You are a beginner plant owner looking for low-maintenance options.
📍 Ideal Location: Bathroom with bright, indirect light or a terrarium.
🎨 Style: Tropical, Bohemian, Eclectic
🏠 Apartment Friendly: Limited
⚠️ 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 Rainbow Fern ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Mango Care Tips

Growing a mango tree indoors is challenging due to its high light requirements and large size. It needs very bright light, consistent watering, and well-draining soil. Fruiting indoors is unlikely. Regular pruning is necessary to manage its size. It is also toxic to pets.

  • Provide at least 6-8 hours of direct sunlight daily, supplementing with grow lights if needed
  • Use a well-draining potting mix to prevent root rot
  • Water deeply when the top inch of soil is dry, but avoid overwatering
  • Fertilize regularly during the growing season with a balanced fertilizer
  • Prune regularly to maintain size and shape.
❄️ Winter: Reduce watering frequency. Provide supplemental light if needed. Protect from cold drafts and temperatures below 15°C.
☀️ Summer: Increase watering frequency. Provide adequate ventilation. Consider moving the plant outdoors to a sunny location if possible, but acclimate it gradually to avoid sunburn.

Rainbow Fern Care Tips

Rainbow Ferns are challenging houseplants due to their high humidity and moisture requirements. They thrive in terrariums or enclosed environments where humidity can be maintained. Consistent watering and bright, indirect light are crucial for their survival indoors. It is primarily an outdoor plant in tropical climates.

  • Use distilled or rainwater to avoid mineral buildup on the fronds.
  • Maintain high humidity by misting regularly or using a humidifier.
  • Provide bright, indirect light to enhance the iridescent coloration.
  • Ensure good drainage to prevent root rot.
  • Monitor for pests and treat promptly.
❄️ Winter: Reduce watering slightly, but maintain high humidity. Ensure the plant receives adequate light, supplementing with artificial light if necessary. Avoid placing near drafts or heating vents.
☀️ Summer: Water more frequently to keep the soil consistently moist. Protect from direct sunlight to prevent scorching. Increase ventilation to prevent fungal diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Mango

Common Issues: Spider mites, scale, root rot, lack of fruiting
Solutions: Spider mites: Treat with insecticidal soap or neem oil. Scale: Remove manually or treat with horticultural oil. Root rot: Improve drainage and reduce watering frequency. Lack of fruiting: Ensure adequate light, proper fertilization, and potentially hand-pollination.

Rainbow Fern

Common Issues: Browning fronds, Root rot, Lack of iridescence, Pest infestations (spider mites)
Solutions: Increase humidity, improve drainage, provide brighter indirect light, treat with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

Mango

What are the light requirements for Mango?

Mango trees are sun-loving plants and require ample light to thrive indoors. Aim for at least 6-8 hours of direct sunlight per day. A south-facing window is ideal, but an east- or west-facing window can also work if supplemented with artificial light. If natural light is insufficient, use a grow light to provide the necessary intensity. Rotate the plant regularly to ensure even light exposure on all sides. Insufficient light can lead to leggy growth and reduced fruit production. Signs of inadequate light include pale leaves, slow growth, and failure to flower or fruit. Proper lighting is essential for the overall health and vitality of your indoor Mango tree.

How do I care for Mango?

To successfully grow a Mango tree indoors, provide it with bright, direct sunlight for at least 6-8 hours daily. Use a well-draining potting mix formulated for tropical plants, and water thoroughly when the top inch of soil feels dry. Ensure the pot has drainage holes to prevent root rot. Maintain a consistent temperature between 70-85°F (21-29°C) and a humidity level of 50-60%. 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 branching. Repot every 2-3 years as needed, increasing the pot size gradually. Protect from drafts and sudden temperature changes. Monitor for pests and diseases, and address promptly. Stable conditions are critical for success.

How do I propagate Mango?

Mango trees can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy branch. 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 and humid. For air layering, make a small incision on a branch, apply rooting hormone, and wrap it with moist sphagnum moss and plastic wrap. After roots develop, cut the branch below the wrapped area and plant it in a pot. Both methods require patience and consistent moisture to be successful. Provide warmth and humidity for optimal rooting. Mist regularly to maintain humidity.

Rainbow Fern

What are the light requirements for Rainbow Fern?

Rainbow Fern requires bright, indirect light to maintain its vibrant coloration. Direct sunlight can scorch its delicate fronds, so avoid placing it in direct sun exposure. An east-facing window is often ideal, providing gentle morning light. A north-facing window can also work, but supplemental lighting might be necessary if the plant doesn’t receive enough natural light. If placed near a south or west-facing window, use a sheer curtain to filter the light. Insufficient light can cause the colors to fade and the plant to become leggy. Observe the plant’s response to light and adjust its placement accordingly.

How do I care for Rainbow Fern?

Rainbow Fern thrives in bright, indirect light and consistently moist soil. Water thoroughly when the top inch of soil feels slightly dry, using distilled or filtered water to avoid mineral buildup. Maintain high humidity levels, ideally above 70%, through regular misting, a humidifier, or a pebble tray. Plant in a well-draining, acidic potting mix. Fertilize lightly during the growing season (spring and summer) with a diluted liquid fertilizer. Avoid direct sunlight, which can scorch the delicate foliage. Maintain temperatures between 60-75°F (15-24°C). Prune any dead or damaged fronds to encourage new growth. Ensure good air circulation to prevent fungal diseases. Repot only when necessary, usually every 1-2 years, using a slightly larger pot.

How do I propagate Rainbow Fern?

Rainbow Fern can be propagated by division or spores.

Last updated: April 27, 2026 — Plant care data reviewed and verified by our editorial team.