Meyer Lemon vs Rainbow Fern Plant Comparison

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

Meyer Lemon

Meyer Lemon

Citrus × meyeri

VS
Rainbow Fern

Rainbow Fern

Selaginella uncinata

Meyer Lemon

Meyer Lemon

Citrus × meyeri

The Meyer lemon is a citrus fruit thought to be a hybrid between a lemon and a mandarin orange. It is smaller and rounder than a true lemon, with a smoother, thinner skin that is a deep yellow-orange when ripe. The flesh is also a darker yellow and less acidic than a standard lemon. Meyer lemons are often grown for their ornamental value as well as their fruit. While they can be grown indoors, they require very specific conditions to thrive and produce fruit. They are prized for their sweeter juice and fragrant zest, making them popular in cooking and baking.

Rutaceae China
✨ Features: Fragrant blossoms and fruit, attractive foliage.
📖 Read Complete Meyer Lemon 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 Meyer Lemon Rainbow Fern
Light Requires at least 6-8 hours of direct sunlight daily. Bright, indirect light. Avoid direct sunlight, which can scorch the delicate fronds.
Watering Every 7-10 days, adjust based on environmental conditions and pot size. Every 2-3 days, depending on humidity and temperature
Humidity 40-50% 70-90%
Temperature 18-24°C 18-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 1.2-1.8 meters (indoors in a container) 15-30 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining citrus potting mix Well-draining, moisture-retentive mix such as peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30-60 minutes weekly 15-20 minutes weekly

🔬 Botanical Information — Comparing These Plants

Meyer Lemon

Scientific Name Citrus × meyeri
Family Rutaceae
Native To China
Also Known As Meyer Lemon
Leaves The leaves of a Meyer lemon tree are oval-shaped, glossy, and dark green. They are typically 5-10 cm long and have a slightly leathery texture. When crushed, the leaves release a citrusy aroma.
Flowers Meyer lemon trees can flower indoors, especially with proper care. The flowers are white, fragrant, and star-shaped. They typically appear in spring and can bloom multiple times throughout the year.

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

Meyer Lemon

Height 1.2-1.8 meters (indoors in a container)
Spread 0.9-1.2 meters
Growth Rate Moderate
Growth Pattern Meyer lemons grow as small trees with a rounded shape. They have a bushy growth habit and can be pruned to maintain a desired size and shape. They are not aggressive spreaders.

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

Meyer Lemon

Methods: Stem cuttings, Grafting

Difficulty: Moderate

Tips: Take stem cuttings in spring or summer. Use rooting hormone and provide high humidity. Grafting is more complex but often necessary for true-to-type reproduction.

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

Meyer Lemon

Meyer lemons are a hybrid citrus fruit, known for their sweeter, less acidic flavor compared to standard lemons. Their skin is also thinner and more fragrant. They are more cold-hardy than other lemon varieties.

  • ✓ Provides fresh lemons for culinary use
  • ✓ Adds a touch of greenery and fragrance to your home
  • ✓ Can be a rewarding and challenging gardening experience
  • ✓ Offers a unique and flavorful ingredient for cooking and baking
  • ✓ Provides a sense of accomplishment when the tree fruits.
  • ⚠️ 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

Meyer Lemon

Repotting Every 2-3 years, or when the plant becomes root-bound.
Pruning Prune in late winter or early spring to remove dead or crossing branches and to shape the tree.
Fertilizing Citrus-specific fertilizer, monthly during the growing season (spring/summer), diluted to half strength.
Seasonal Care In winter, reduce watering and fertilizing as growth slows. Provide supplemental light if needed. In summer, increase watering and fertilizing, and consider moving outdoors if possible.

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

Meyer Lemon

Requires 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

Meyer Lemon

Water thoroughly when the top inch of soil is dry. Allow excess water to drain away. Overwatering can lead to root rot, indicated by yellowing leaves and a musty smell. Underwatering results in 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

Meyer Lemon

Temperature: 18-24°C

Humidity: 40-50%

Rainbow Fern

Temperature: 18-24°C

Humidity: 70-90%

🤔 Which Plant Is Right For You?

Meyer Lemon

Meyer Lemon

Citrus × meyeri
Care: Expert Time: 30-60 minutes weekly Beginner: No

Experienced gardeners who can provide the specific environmental conditions needed for citrus trees to thrive indoors.

✅ Choose This Plant If...

  • You want to grow your own lemons at home
  • You appreciate the fragrant blossoms and fruit
  • You have a sunny location and are willing to provide supplemental lighting
  • You enjoy the challenge of caring for a high-maintenance plant
  • You want to use fresh Meyer lemons in your cooking and baking.

❌ Skip This Plant If...

  • You have limited sunlight indoors
  • You are a beginner gardener
  • You have pets that might ingest the plant
  • You don't have time for regular watering, fertilizing, and pest control.
📍 Ideal Location: South-facing window or sunroom with ample sunlight.
🎨 Style: Mediterranean, Traditional, Cottagecore
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, citrus plants contain essential oils that are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, drooling, and skin irritation.
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

Meyer Lemon Care Tips

Meyer lemons are challenging to grow indoors due to their high light requirements and sensitivity to temperature fluctuations. They need consistent watering, fertilization, and pest control. Fruiting indoors can be difficult without supplemental lighting and careful attention to pollination.

  • Provide at least 6-8 hours of direct sunlight daily, supplementing with grow lights if necessary.
  • Maintain consistent watering, allowing the top inch of soil to dry out between waterings.
  • Fertilize monthly during the growing season with a citrus-specific fertilizer.
  • Monitor for pests regularly and treat promptly with appropriate methods.
  • Ensure good air circulation to prevent fungal diseases.
❄️ Winter: Reduce watering frequency in winter as the plant's growth slows. Provide supplemental light if needed, especially in regions with short days. Protect from drafts and cold temperatures.
☀️ Summer: Increase watering frequency in summer to keep the soil consistently moist. Fertilize regularly during the growing season. Consider moving the plant outdoors to a sunny location, but protect it from intense afternoon sun.

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

Meyer Lemon

Common Issues: Spider mites, Scale, Aphids, Root rot
Solutions: Spider mites: Increase humidity and use insecticidal soap. Scale: Manually remove and treat with horticultural oil. Aphids: Wash off with water or use insecticidal soap. Root rot: Improve drainage and reduce watering frequency.

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

Meyer Lemon

What are the light requirements for Meyer Lemon?

Meyer Lemon trees thrive in bright, direct sunlight. Aim for at least 6-8 hours of direct sunlight per day. A south-facing window is ideal, but east or west-facing windows can also work if supplemented with grow lights. Insufficient light can lead to leggy growth, reduced flowering, and smaller, less flavorful fruit. During the winter months, when natural light is limited, supplemental lighting is crucial for maintaining the tree’s health and productivity. Rotate the tree regularly to ensure that all sides receive adequate light exposure. Consider using a full-spectrum LED grow light positioned close to the tree for optimal results.

How do I care for Meyer Lemon?

Caring for a Meyer Lemon tree indoors requires attention to several key factors. First, provide at least 6-8 hours of direct sunlight per day, ideally from a south-facing window. Supplement with a grow light if necessary. Water thoroughly when the top inch of soil is dry, ensuring good drainage to prevent root rot. Use a well-draining potting mix formulated for citrus trees. Fertilize regularly during the growing season (spring and summer) with a citrus-specific fertilizer. Prune to maintain shape and remove any dead or crossing branches. Maintain a consistent temperature between 65-75°F (18-24°C) and provide adequate humidity, especially during dry winter months. Repot every 2-3 years as needed, selecting a pot only slightly larger than the previous one. Monitor for pests such as aphids or spider mites and treat promptly. Regularly rotate the tree to ensure even growth.

How do I propagate Meyer Lemon?

Meyer Lemon trees can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from new growth in the 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 in a humid environment. For air layering, make a small incision on a branch, wrap it in moist sphagnum moss, and cover it with plastic wrap. Once roots develop, cut the branch below the moss and plant it in a pot. Rooting can take several weeks to months. Provide warmth and humidity to encourage root growth. Use a rooting hormone to increase success rate. Patience is key.

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 29, 2026 — Plant care data reviewed and verified by our editorial team.