Clivia vs Crown of Thorns Plant Comparison

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

Clivia

Clivia

Clivia miniata

VS
Crown of Thorns

Crown of Thorns

Euphorbia milii

Clivia

Clivia

Clivia miniata

Clivia miniata is a bulbous perennial plant known for its vibrant, trumpet-shaped flowers that bloom in clusters atop sturdy stalks. It features dark green, strap-like leaves that arch gracefully. While it can be grown indoors, it thrives best in bright, indirect light and requires a period of dormancy to encourage flowering. People grow it for its showy flowers, relatively low maintenance, and ability to tolerate neglect better than some other flowering plants. It is primarily an outdoor plant in warmer climates but is commonly grown indoors as a houseplant.

Amaryllidaceae South Africa
✨ Features: Showy flowers, relatively drought-tolerant once established.
📖 Read Complete Clivia Guide
Crown of Thorns

Crown of Thorns

Euphorbia milii

Euphorbia milii, commonly known as Crown of Thorns, is a succulent shrub characterized by its thorny stems and vibrant bracts surrounding small, inconspicuous flowers. Native to Madagascar, it is a popular ornamental plant grown for its drought tolerance and long-lasting blooms. It typically grows as a sprawling shrub, reaching up to 1-2 meters in height. While it can be grown indoors, it thrives best with ample sunlight, often making it more suitable as an outdoor plant in warmer climates. People grow it for its unique appearance and relatively easy care.

Euphorbiaceae Madagascar
✨ Features: Long-lasting blooms, drought tolerance
📖 Read Complete Crown of Thorns Guide

Quick Plant Comparison

Feature Clivia Crown of Thorns
Light Bright, indirect light. Avoid direct sunlight, especially during the hottest part of the day. Requires at least 4-6 hours of direct sunlight daily. Insufficient light will result in leggy growth and reduced flowering.
Watering Every 1-2 weeks, depending on environmental conditions and pot size. Less frequent in winter. Every 2-3 weeks, depending on environmental conditions and pot size.
Humidity 40-60% 30-50%
Temperature 18-24°C 18-27°C
Care Level Moderate Moderate
Growth Rate Slow Slow
Max Height 30-60 cm 0.3-0.6 meters (indoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining potting mix, such as a mix of peat moss, perlite, and bark. Well-draining succulent or cactus mix
Beginner Friendly With Caution With Caution
Weekly Maintenance 10 minutes weekly 10 minutes weekly

🔬 Botanical Information — Comparing These Plants

Clivia

Scientific Name Clivia miniata
Family Amaryllidaceae
Native To South Africa
Also Known As Natal Lily, Bush Lily, Kaffir Lily
Leaves The leaves of Clivia are dark green, strap-like, and arching. They are smooth and leathery in texture, typically measuring 30-60 cm long and 2.5-5 cm wide. The leaves emerge from a bulbous base and form a fan-like arrangement.
Flowers Clivia can flower indoors with proper care. The flowers are trumpet-shaped and typically orange, but can also be yellow or red. They bloom in clusters atop a sturdy stalk, creating a vibrant display that lasts for several weeks. Flowering typically occurs in spring.

Crown of Thorns

Scientific Name Euphorbia milii
Family Euphorbiaceae
Native To Madagascar
Also Known As Crown of Thorns, Christ Plant, Christ Thorn
Leaves The leaves are small, oval-shaped, and typically bright green. They are deciduous, meaning they may drop off during periods of stress or dormancy, especially in winter.
Flowers It can flower indoors, but flowering is more prolific with ample sunlight. The true flowers are small and inconspicuous, surrounded by colorful bracts that can be red, pink, yellow, or white.

📏 Size & Growth — Plant Comparison

Clivia

Height 30-60 cm
Spread 30-45 cm
Growth Rate Slow
Growth Pattern Clivia grows upright with arching, strap-like leaves emerging from a bulbous base. It produces a flower stalk that rises above the foliage, bearing a cluster of trumpet-shaped flowers.

Crown of Thorns

Height 0.3-0.6 meters (indoors)
Spread 0.3-0.5 meters
Growth Rate Slow
Growth Pattern The plant grows as an upright, branching shrub with thick, thorny stems. It can become somewhat sprawling as it matures, especially if not pruned regularly.

🌱 Propagation — Comparing Plant Growth

Clivia

Methods: Division, Seed, Offsets (pups)

Difficulty: Moderate

Tips: Divide clumps of mature plants in spring. Allow offsets to develop roots before separating them from the mother plant. Seeds can be sown in spring, but germination can be slow and inconsistent.

Crown of Thorns

Methods: Stem cuttings

Difficulty: Easy

Tips: Allow the cut end to callus over for a few days before planting in well-draining soil. Use rooting hormone for better success.

✨ Benefits & Features — Comparing Plant Value

Clivia

Clivia is known for its vibrant, trumpet-shaped flowers that bloom in clusters. It requires a distinct dormant period in winter to encourage flowering, which sets it apart from many other flowering houseplants. The plant's strap-like leaves also add to its unique appeal.

  • ✓ Adds a splash of vibrant color to indoor spaces.
  • ✓ Relatively low-maintenance once established.
  • ✓ Can tolerate some neglect.
  • ✓ Attractive foliage provides visual interest even when not in bloom.
  • ✓ Long-lasting flowers bring joy for several weeks.
  • ⚠️ Toxic to pets

Crown of Thorns

The Crown of Thorns is unique due to its thorny stems and the colorful bracts that surround its small flowers. Unlike many flowering plants, the bracts provide color for extended periods, making it a long-lasting ornamental plant.

  • ✓ Drought tolerance makes it easy to care for
  • ✓ Long-lasting blooms add color to your space
  • ✓ Unique appearance provides visual interest
  • ✓ Can tolerate neglect, making it suitable for busy individuals
  • ✓ Adds a touch of history and symbolism to your plant collection
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Clivia

Repotting Every 2-3 years, or when the plant becomes root-bound. Repot in spring after flowering.
Pruning Remove dead or damaged leaves as needed. Cut back flower stalks after blooming.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 2-4 weeks during the growing season (spring and summer). Do not fertilize during dormancy.
Seasonal Care Spring/Summer: Increase watering and fertilize regularly. Provide bright, indirect light. | Autumn/Winter: Reduce watering and withhold fertilizer. Provide a cool, dry dormant period (around 10-13°C) for 8-12 weeks to encourage flowering.

Crown of Thorns

Repotting Every 2-3 years, or when the plant becomes root-bound.
Pruning Prune to maintain shape and remove dead or damaged stems. Wear gloves to avoid skin irritation from the sap.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 2-3 months during the growing season (spring/summer).
Seasonal Care Reduce watering in winter. Provide bright light year-round. Protect from frost.

🌞 Light Requirements

Clivia

Bright, indirect light. Avoid direct sunlight, especially during the hottest part of the day.

Low light tolerant: ✅ Yes

Crown of Thorns

Requires at least 4-6 hours of direct sunlight daily. Insufficient light will result in leggy growth and reduced flowering.

Low light tolerant: ❌ No

💧 Watering Needs

Clivia

Water thoroughly when the top inch of soil is dry. Reduce watering during the dormant period (winter). Overwatering can lead to root rot. Underwatering will cause the leaves to droop and turn brown at the tips.

Crown of Thorns

Allow the soil to dry out completely between waterings. Overwatering can lead to root rot. Water thoroughly when the soil is dry to the touch. Signs of overwatering include yellowing leaves and stem rot. Underwatering will cause leaf drop and shriveling.

🌡️ Temperature & Humidity

Clivia

Temperature: 18-24°C

Humidity: 40-60%

Crown of Thorns

Temperature: 18-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Clivia

Clivia

Clivia miniata
Care: Moderate Time: 10 minutes weekly Beginner: With-caution

Someone who wants a flowering houseplant that is relatively low-maintenance and can tolerate some neglect, but is willing to provide a proper dormant period.

✅ Choose This Plant If...

  • You want a plant with vibrant, showy flowers that bloom indoors.
  • You are looking for a plant that is relatively drought-tolerant once established.
  • You can provide a cool, dry dormant period in winter to encourage flowering.
  • You appreciate a plant with attractive, strap-like foliage even when not in bloom.
  • You want a plant that can tolerate some neglect better than other flowering houseplants.

❌ Skip This Plant If...

  • You have pets (dogs, cats, or horses) that may ingest the plant, as it is toxic.
  • You cannot provide a cool, dry dormant period in winter.
  • You tend to overwater your plants.
📍 Ideal Location: East-facing window, or a bright room with indirect light.
🎨 Style: Traditional, Bohemian, Eclectic
🏠 Apartment Friendly: Yes
⚠️ Toxic to dogs, cats, and horses. Contains lycorine and other alkaloids. Symptoms include vomiting, diarrhea, excessive salivation, and tremors. All parts of the plant are toxic, especially the bulbs.
Crown of Thorns

Crown of Thorns

Euphorbia milii
Care: Moderate Time: 10 minutes weekly Beginner: With-caution

Experienced plant owners who can provide bright light and are aware of the plant's toxicity.

✅ Choose This Plant If...

  • You want a drought-tolerant plant that flowers for a long period.
  • You have a sunny location where the plant can thrive.
  • You are experienced with caring for succulents and understand their watering needs.
  • You are looking for a unique and interesting plant with a historical connection.
  • You can keep the plant away from pets and children due to its toxicity.

❌ Skip This Plant If...

  • You have pets or small children who might ingest the plant.
  • You cannot provide adequate sunlight.
  • You tend to overwater plants.
  • You are looking for a low-maintenance plant that thrives in low-light conditions.
📍 Ideal Location: South-facing window or sunny patio
🎨 Style: Desert, Southwestern, Eclectic
🏠 Apartment Friendly: Limited
⚠️ All parts of the plant contain a milky sap that is toxic to dogs, cats, and horses. Symptoms include oral irritation, vomiting, diarrhea, and skin irritation upon contact. According to the ASPCA, ingestion can cause gastrointestinal upset and skin irritation.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Clivia

⚡ 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

Clivia Care Tips

Clivia requires bright, indirect light and well-draining soil. It needs a distinct dormant period in winter with reduced watering to encourage flowering. Overwatering is a common problem. While relatively low-maintenance, consistent care and proper dormancy are crucial for optimal growth and flowering.

  • Provide a cool, dry dormant period in winter to encourage flowering; keep temperatures between 10-13°C for 8-12 weeks.
  • Avoid overwatering, especially during the dormant period, to prevent root rot.
  • Fertilize regularly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength.
  • Repot only when necessary, as Clivia prefers to be slightly root-bound.
  • Wipe leaves occasionally to remove dust and improve light absorption.
❄️ Winter: Reduce watering significantly and withhold fertilizer. Provide a cool, dry dormant period (around 10-13°C) for 8-12 weeks. Place the plant in a bright location, but avoid direct sunlight.
☀️ Summer: Increase watering as needed, allowing the top inch of soil to dry out between waterings. Fertilize regularly with a balanced liquid fertilizer diluted to half strength. Provide bright, indirect light and protect from intense afternoon sun.

Crown of Thorns Care Tips

Crown of Thorns requires bright sunlight and well-draining soil. Overwatering is a common issue. It can be grown indoors with sufficient light, but may not flower as profusely as when grown outdoors. Toxicity to pets is a significant concern.

  • Provide at least 4-6 hours of direct sunlight daily for optimal growth and flowering.
  • Allow the soil to dry out completely between waterings to prevent root rot.
  • Use a well-draining succulent or cactus mix to ensure proper drainage.
  • Fertilize sparingly during the growing season with a balanced liquid fertilizer.
  • Wear gloves when pruning or handling the plant to avoid skin irritation from the sap.
❄️ Winter: Reduce watering significantly during the winter months. Ensure the plant receives as much sunlight as possible. Protect from frost.
☀️ Summer: Water more frequently during the summer growing season, but still allow the soil to dry out between waterings. Provide adequate ventilation to prevent fungal diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Clivia

Common Issues: Root rot, Mealybugs, Lack of flowering, Leaf spot
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Repot with fresh soil if necessary. | Mealybugs: Wipe off with a cotton swab dipped in rubbing alcohol or use insecticidal soap. | Lack of flowering: Provide a cool, dry dormant period in winter. Ensure adequate light. | Leaf spot: Improve air circulation and treat with a fungicide if necessary.

Crown of Thorns

Common Issues: Root rot, spider mites, mealybugs, leaf drop
Solutions: Root rot: Improve drainage, reduce watering frequency. Spider mites: Insecticidal soap or neem oil. Mealybugs: Isopropyl alcohol or insecticidal soap. Leaf drop: Adjust watering and light levels.

❓ Frequently Asked Questions — Comparing These Plants

Clivia

What are the light requirements for Clivia?

Clivia thrives in bright, indirect light. Direct sunlight can scorch the leaves, causing damage. An east-facing window is often ideal, providing gentle morning light. A north-facing window can also work, but the plant may not bloom as prolifically. If placing the plant in a south- or west-facing window, use sheer curtains to filter the light. Insufficient light can result in poor blooming or elongated, weak growth. Rotating the plant regularly ensures even light exposure and prevents it from leaning towards the light source. Observe the plant for signs of light stress, such as pale leaves or sunburn.

How do I care for Clivia?

Clivia requires bright, indirect light and should be protected from direct sunlight. Water thoroughly when the top inch of soil is dry, allowing excess water to drain away. Avoid overwatering, as this can lead to root rot. Maintain moderate humidity levels. Fertilize during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength, every 2-4 weeks. Provide a cool, dry rest period in the winter to encourage blooming. Repot only when the plant is root-bound, using a well-draining potting mix. Remove spent flower stalks to encourage further blooming. Wipe the leaves occasionally to remove dust.

How do I propagate Clivia?

Clivia can be propagated by division or offsets. Division involves separating the plant into multiple sections, each with its own roots and leaves. Offsets are small plantlets that grow at the base of the mother plant. To propagate by division, carefully remove the plant from its pot and gently separate the roots. To propagate by offsets, wait until the offset has several leaves and roots, then carefully detach it from the mother plant. Plant the divisions or offsets in well-draining potting mix and water thoroughly. Keep the soil moist but not soggy until the new plants are established. Propagation by seed is also possible, but it is a slow process.

Crown of Thorns

What are the light requirements for Crown of Thorns?

Crown of Thorns requires bright, direct sunlight to thrive. Ideally, place it in a south-facing window where it can receive at least 4-6 hours of sunlight per day. Insufficient light can lead to leggy growth, reduced flowering, and a loss of vibrancy in the bracts. If you don’t have a sufficiently sunny window, consider supplementing with a grow light. Rotate the plant regularly to ensure even light exposure on all sides. During the summer months, you can move your Crown of Thorns outdoors to a sunny location, but be sure to acclimate it gradually to avoid sunburn. The plant’s ability to flower profusely depends on adequate light.

How do I care for Crown of Thorns?

Crown of Thorns thrives on neglect, making it an easy-care succulent. Plant it in well-draining soil, such as a cactus mix, to prevent root rot. Provide it with bright, direct sunlight for at least 4-6 hours daily. Water sparingly, allowing the soil to dry completely between waterings. Reduce watering frequency during the dormant winter months. Fertilize lightly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Maintain a room temperature between 65-75°F (18-24°C). Avoid overwatering, as this is the most common cause of problems. Repot every 2-3 years, or when the plant becomes root-bound. Prune to maintain shape and remove dead or damaged stems. Be cautious of the milky sap, which can be irritating to the skin and eyes.

How do I propagate Crown of Thorns?

Crown of Thorns can be propagated through stem cuttings. Allow the cut end to callous over for several days before planting in well-draining soil. Keep the soil slightly moist until roots develop. Leaf cuttings are not generally successful. Offsets, or small plantlets that grow at the base of the plant, can be carefully separated and potted individually. Wear gloves to protect your skin from the irritating sap. Rooting hormone can improve the success rate of stem cuttings. Provide bright, indirect light during the rooting process. Avoid overwatering, as this can lead to rot. Propagation is best done during the growing season (spring and summer).

Last updated: May 4, 2026 — Plant care data reviewed and verified by our editorial team.