Cape Fuchsia vs Crown of Thorns Plant Comparison

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

Cape Fuchsia

Cape Fuchsia

Phygelius capensis

VS
Crown of Thorns

Crown of Thorns

Euphorbia milii

Cape Fuchsia

Cape Fuchsia

Phygelius capensis

Cape Fuchsia (Phygelius capensis) is a semi-woody, evergreen shrub typically grown outdoors for its vibrant, tubular flowers. It reaches heights of 1-2 meters and spreads similarly. The plant features arching stems and produces a profusion of pendulous, trumpet-shaped flowers in shades of red, orange, or yellow. While admired for its long blooming season and attractiveness to hummingbirds, it's primarily an outdoor plant. Growing it indoors is challenging due to its high light requirements and need for well-drained soil. People grow it for its showy flowers and ability to attract pollinators.

Scrophulariaceae South Africa
✨ Features: Attracts hummingbirds and butterflies when grown outdoors.
📖 Read Complete Cape Fuchsia 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 Cape Fuchsia Crown of Thorns
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering. Requires at least 4-6 hours of direct sunlight daily. Insufficient light will result in leggy growth and reduced flowering.
Watering Every 5-7 days during the growing season, less frequently in winter. Every 2-3 weeks, depending on environmental conditions and pot size.
Humidity 30-50% 30-50%
Temperature 15-24°C 18-27°C
Care Level Expert Moderate
Growth Rate Fast Slow
Max Height 0.5-1 meter (indoors, unlikely to reach full outdoor size) 0.3-0.6 meters (indoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil mix, such as a blend of potting soil, perlite, and sand. Well-draining succulent or cactus mix
Beginner Friendly ❌ No With Caution
Weekly Maintenance 30 minutes weekly 10 minutes weekly

🔬 Botanical Information — Comparing These Plants

Cape Fuchsia

Scientific Name Phygelius capensis
Family Scrophulariaceae
Native To South Africa
Also Known As Cape Fuchsia, Cape Figwort
Leaves The leaves are lance-shaped, dark green, and slightly glossy. They are typically 5-10 cm long and arranged in opposite pairs along the stems. The texture is smooth and slightly leathery.
Flowers It rarely flowers indoors unless provided with very bright light conditions. The flowers are tubular, pendulous, and typically red, orange, or yellow. They are arranged in clusters at the ends of the stems and bloom for a long period.

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

Cape Fuchsia

Height 0.5-1 meter (indoors, unlikely to reach full outdoor size)
Spread 0.5-1 meter (indoors, less spreading)
Growth Rate Fast
Growth Pattern Outdoors, it grows as an arching, semi-woody shrub. Indoors, it tends to be more compact and may require staking to support its stems. It does not climb but can spread outwards.

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

Cape Fuchsia

Methods: Stem cuttings, Seed

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Dip the cut end in rooting hormone and plant in well-draining soil. Keep the soil moist until roots develop.

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

Cape Fuchsia

Cape Fuchsia is known for its long blooming season and vibrant, tubular flowers that attract hummingbirds. It is a semi-woody shrub that can be grown in containers, but it requires specific care to thrive indoors. Its ability to attract pollinators makes it a valuable addition to outdoor gardens.

  • ✓ Aesthetically pleasing with vibrant flowers.
  • ✓ Attracts pollinators when grown outdoors.
  • ✓ Provides a touch of South African flora to your home.
  • ✓ Can be a rewarding challenge for experienced gardeners.
  • ✓ Offers a unique and less common houseplant option.
  • ⚠️ 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

Cape Fuchsia

Repotting Repot annually in spring if grown in a container, using a slightly larger pot.
Pruning Prune in late winter or early spring to remove dead or damaged wood and to shape the plant. Pinch back stems to encourage bushier growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In winter, reduce watering and provide bright light. In summer, ensure adequate watering and protection from intense afternoon sun if grown in hot climates. Deadhead spent flowers to encourage further blooming.

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

Cape Fuchsia

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

Low light tolerant: ❌ No

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

Cape Fuchsia

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. In containers, ensure good drainage. Signs of underwatering include wilting leaves and dry soil. Overwatering symptoms include yellowing leaves and soggy soil.

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

Cape Fuchsia

Temperature: 15-24°C

Humidity: 30-50%

Crown of Thorns

Temperature: 18-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Cape Fuchsia

Cape Fuchsia

Phygelius capensis
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who want to try growing a sun-loving outdoor shrub indoors with supplemental lighting.

✅ Choose This Plant If...

  • You have a very sunny south-facing window and are willing to supplement with grow lights.
  • You are an experienced gardener looking for a challenge.
  • You want to attract hummingbirds to your outdoor space (if you move it outdoors during warmer months).
  • You appreciate the unique tubular flowers and long blooming season.
  • You are willing to provide the specific care this plant needs to thrive.

❌ Skip This Plant If...

  • You have limited sunlight in your home.
  • You are a beginner gardener.
  • You have pets that might ingest the plant.
  • You want a low-maintenance houseplant.
📍 Ideal Location: Brightest south-facing window, ideally with supplemental grow lights.
🎨 Style: Cottage, Eclectic, Naturalistic
🏠 Apartment Friendly: Limited
⚠️ The ASPCA lists Phygelius as toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. All parts of the plant are considered toxic.
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 Check space

⚡ Key Differences Between These Plants

🎯

Cape Fuchsia is rated Expert care level, while Crown of Thorns is Moderate.

📈

Cape Fuchsia has fast growth, while Crown of Thorns grows slow.

💡 Pro Tips For Comparing These Plants

Cape Fuchsia Care Tips

Cape Fuchsia is primarily an outdoor plant and challenging to grow indoors due to its high light requirements. It needs full sun, well-draining soil, and regular watering. Indoor plants are unlikely to flower as profusely as outdoor plants. Requires careful monitoring for pests and diseases.

  • Provide at least 6 hours of direct sunlight or supplement with grow lights.
  • Use a well-draining potting mix to prevent root rot.
  • Water thoroughly when the top inch of soil is dry, but avoid overwatering.
  • Fertilize regularly during the growing season with a balanced liquid fertilizer.
  • Prune regularly to maintain shape and encourage bushier growth.
❄️ Winter: Reduce watering frequency. Provide as much light as possible, possibly with supplemental lighting. Maintain a temperature above 5°C. Avoid fertilizing during the winter months.
☀️ Summer: Ensure adequate watering, especially during hot weather. Protect from intense afternoon sun if grown in a very hot climate. Fertilize regularly to support flowering. Deadhead spent flowers to encourage further blooming.

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

Cape Fuchsia

Common Issues: Aphids, Spider mites, Root rot, Lack of flowering
Solutions: Aphids/Spider mites: Insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering. Lack of flowering: Provide more sunlight and fertilize regularly.

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

Cape Fuchsia

What are the light requirements for Cape Fuchsia?

Cape Fuchsia flourishes in bright, indirect light to full sun. Aim for at least six hours of sunlight per day, but be mindful of intense afternoon sun, especially in hotter regions, which can scorch the leaves. An east-facing location is often ideal, providing ample morning sun and protection from the harsher afternoon rays. If grown indoors, place the plant near a sunny window, supplementing with artificial light if necessary, particularly during the darker winter months. Insufficient light can lead to leggy growth and reduced flowering.

How do I care for Cape Fuchsia?

Cape Fuchsia thrives in well-draining soil and prefers a location that receives full sun to partial shade, ideally with morning sun and afternoon shade in hotter climates. Water regularly, allowing the top inch of soil to dry out between waterings. Fertilize monthly during the growing season (spring to fall) with a balanced liquid fertilizer, or one formulated for flowering plants, to promote abundant blooms. Prune lightly in early spring to remove dead or weak stems and encourage bushier growth. Deadhead spent flowers regularly to prolong the blooming period. Protect from frost in colder climates by bringing container plants indoors or providing adequate winter protection.

How do I propagate Cape Fuchsia?

Cape Fuchsia can be propagated through stem cuttings, division, or from seed (though seeds are less common for home propagation). For stem cuttings, take a 4-6 inch cutting from a healthy stem, 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 until roots develop. For division, carefully separate the plant into smaller sections, ensuring each section has healthy roots and stems. Plant each section in its own pot. Keiki propagation is not applicable to Cape Fuchsia.

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: April 21, 2026 — Plant care data reviewed and verified by our editorial team.