Greater Celandine vs Peacock Flower Plant Comparison

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

Greater Celandine

Greater Celandine

Chelidonium majus

VS
Peacock Flower

Peacock Flower

Caesalpinia pulcherrima

Greater Celandine

Greater Celandine

Chelidonium majus

Greater celandine is a herbaceous perennial plant typically growing to a height of 30-120 cm. It features deeply lobed, bluish-green leaves and produces small, yellow flowers in umbel-like clusters from spring to autumn. The plant is characterized by its orange-yellow latex sap, which exudes when stems are broken. It is primarily an outdoor plant, often found in waste places and along roadsides. People sometimes grow it for its purported medicinal properties, though caution is advised due to its toxicity.

Papaveraceae Europe and Western Asia; naturalized in North America and other regions.
✨ Features: Orange-yellow latex sap with purported medicinal properties (use with extreme caution and under professional guidance only).
📖 Read Complete Greater Celandine Guide
Peacock Flower

Peacock Flower

Caesalpinia pulcherrima

Caesalpinia pulcherrima, commonly known as Peacock Flower, is a vibrant, fast-growing shrub or small tree typically reaching 10-20 feet in height outdoors. It features feathery, bipinnate leaves and showy clusters of red, orange, and yellow flowers with long, prominent stamens. This plant is primarily grown for its ornamental value, adding a tropical flair to gardens and landscapes. It thrives in warm climates and requires ample sunlight to produce its abundant blooms. While it can be grown in containers, it is challenging to maintain indoors due to its high light requirements and potential size.

Fabaceae Tropical Americas
✨ Features: Showy, vibrant flowers; attracts butterflies and hummingbirds.
📖 Read Complete Peacock Flower Guide

Quick Plant Comparison

Feature Greater Celandine Peacock Flower
Light Partial shade to full sun. Requires at least 4 hours of direct sunlight outdoors. Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 7-10 days during the growing season, less frequently in winter. Every 5-7 days during the growing season, less frequently in winter.
Humidity 30-50% 40-60%
Temperature 10-24°C 24-32°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height 30-120 cm (outdoor) 2-3 meters (indoors, unlikely to reach full outdoor size)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-drained soil, such as a loamy or sandy soil with good drainage. Well-draining soil mix, such as a combination of potting soil, perlite, and sand.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (outdoor) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Greater Celandine

Scientific Name Chelidonium majus
Family Papaveraceae
Native To Europe and Western Asia; naturalized in North America and other regions.
Also Known As Greater celandine, Tetterwort, Swallowwort, Wartweed
Leaves Pinnately lobed, bluish-green leaves, 5-20 cm long, with rounded or obtuse lobes. The leaves are alternate and have a somewhat hairy texture.
Flowers Small, bright yellow flowers, about 1-2 cm in diameter, arranged in umbel-like clusters. Blooms from spring to autumn outdoors. Rarely flowers indoors.

Peacock Flower

Scientific Name Caesalpinia pulcherrima
Family Fabaceae
Native To Tropical Americas
Also Known As Peacock Flower, Pride of Barbados, Red Bird of Paradise, Dwarf Poinciana, Mexican Bird of Paradise
Leaves The leaves are bipinnate, meaning they are divided into leaflets that are further divided into smaller leaflets. The leaflets are small, oval-shaped, and green. The overall effect is a feathery, delicate appearance.
Flowers It rarely flowers indoors. Outdoors, it produces clusters of vibrant red, orange, and yellow flowers with long, prominent stamens. The flowers are very showy and attract pollinators.

📏 Size & Growth — Plant Comparison

Greater Celandine

Height 30-120 cm (outdoor)
Spread 30-60 cm (can spread via seeds)
Growth Rate Moderate
Growth Pattern Erect, branching herbaceous perennial with a clumping habit. Spreads primarily through seed dispersal.

Peacock Flower

Height 2-3 meters (indoors, unlikely to reach full outdoor size)
Spread 1-2 meters (indoors, less spread than outdoors)
Growth Rate Fast
Growth Pattern It grows as an upright, spreading shrub or small tree. It can be pruned to maintain a desired shape and size. It has a relatively fast growth rate in warm climates.

🌱 Propagation — Comparing Plant Growth

Greater Celandine

Methods: Seed, Root division

Difficulty: Moderate

Tips: Sow seeds in spring or autumn. Divide established plants in early spring or late autumn. Ensure good drainage for successful propagation.

Peacock Flower

Methods: Seed, Stem cuttings

Difficulty: Moderate

Tips: For seeds, scarify them and soak in warm water for 24 hours before planting. For stem cuttings, take semi-hardwood cuttings in spring or summer and root them in a well-draining medium.

✨ Benefits & Features — Comparing Plant Value

Greater Celandine

The plant's distinctive orange-yellow sap is a key identifier. Its historical use in traditional medicine, though requiring extreme caution, sets it apart from many other garden plants.

  • ✓ Attracts pollinators
  • ✓ Adds visual interest to a naturalized garden
  • ✓ Historically used in traditional medicine (with extreme caution)
  • ✓ Can be used as a ground cover in suitable conditions
  • ✓ Provides a unique texture to the garden with its lobed leaves.
  • ⚠️ Toxic to pets

Peacock Flower

The Peacock Flower is known for its vibrant, showy flowers with long, prominent stamens. Its feathery leaves add to its tropical appearance. It is a fast-growing shrub or small tree that attracts pollinators.

  • ✓ Adds vibrant color to the garden
  • ✓ Attracts pollinators like butterflies and hummingbirds
  • ✓ Provides a tropical aesthetic
  • ✓ Can be used as a privacy screen when grown densely
  • ✓ Offers a sense of accomplishment for experienced gardeners.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Greater Celandine

Repotting Not applicable for indoor growing, as it is not recommended. If grown in a container outdoors, repot every 2-3 years.
Pruning Remove dead or damaged foliage regularly. Cut back stems after flowering to encourage new growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 4-6 weeks during the growing season.
Seasonal Care In spring and summer, ensure adequate watering and fertilization. In autumn, reduce watering and remove dead foliage. In winter, provide protection from frost in colder climates.

Peacock Flower

Repotting Repot annually in spring if grown in a container, or when the plant becomes root-bound.
Pruning Prune after flowering to maintain shape and encourage new growth. Remove any dead or diseased branches.
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 protect from frost. In summer, provide ample water and fertilizer during the growing season.

🌞 Light Requirements

Greater Celandine

Partial shade to full sun. Requires at least 4 hours of direct sunlight outdoors.

Low light tolerant: ❌ No

Peacock Flower

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

Low light tolerant: ❌ No

💧 Watering Needs

Greater Celandine

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Reduce watering during the dormant winter period. Signs of overwatering include yellowing leaves and a soggy soil. Underwatering is indicated by wilting and dry, crispy leaves.

Peacock Flower

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. During the growing season, water more frequently. Reduce watering in the winter. Signs of underwatering include wilting and leaf drop. Overwatering signs include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Greater Celandine

Temperature: 10-24°C

Humidity: 30-50%

Peacock Flower

Temperature: 24-32°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Greater Celandine

Greater Celandine

Chelidonium majus
Care: Expert Time: 15 minutes weekly (outdoor) Beginner: No

Experienced gardeners who understand its toxicity and can provide the necessary outdoor conditions.

✅ Choose This Plant If...

  • You have a specific outdoor area with partial shade
  • You are an experienced gardener familiar with toxic plants
  • You are interested in traditional medicinal uses (with extreme caution and professional guidance)
  • You have a well-drained garden bed
  • You want to attract certain pollinators to your garden.

❌ Skip This Plant If...

  • You have pets or small children who might ingest the plant
  • You are a beginner gardener
  • You are looking for an easy-to-grow indoor plant.
📍 Ideal Location: Outdoor garden or naturalized area with partial shade.
🎨 Style: Cottage garden, Naturalized garden
🏠 Apartment Friendly: No
⚠️ All parts of the plant are toxic, especially the roots and sap. Contains isoquinoline alkaloids. Can cause gastrointestinal upset (vomiting, diarrhea), skin irritation, and potentially neurological symptoms in dogs, cats, and horses. Contact with the sap can cause skin irritation in humans as well.
Peacock Flower

Peacock Flower

Caesalpinia pulcherrima
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in warm climates who want a vibrant, tropical flowering shrub for their outdoor space.

✅ Choose This Plant If...

  • You live in a warm climate with plenty of sunshine.
  • You want to attract butterflies and hummingbirds to your garden.
  • You appreciate vibrant, tropical flowers.
  • You have experience caring for high-light plants.
  • You have a secure outdoor space away from pets.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You live in a cold climate with limited sunlight.
  • You are a beginner gardener.
  • You don't have a sunny outdoor space.
  • You prefer low-maintenance plants.
📍 Ideal Location: Sunny patio or garden in a warm climate.
🎨 Style: Tropical, Bohemian, Exotic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Caesalpinia species contain toxins that can be poisonous to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. The seeds and pods are considered the most toxic parts.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

📈

Greater Celandine has moderate growth, while Peacock Flower grows fast.

💡 Pro Tips For Comparing These Plants

Greater Celandine Care Tips

Greater celandine is primarily an outdoor plant and is challenging to grow indoors. It requires specific light conditions and well-drained soil. Due to its toxicity, it's crucial to handle it with care and keep it away from pets and children. It is not recommended as an indoor plant.

  • Wear gloves when handling the plant to avoid skin irritation from the sap.
  • Provide well-drained soil to prevent root rot.
  • Monitor for pests and diseases regularly.
  • Deadhead spent flowers to encourage continued blooming.
  • Keep the plant away from areas frequented by pets and children.
❄️ Winter: In colder climates, the plant may die back to the ground in winter. Provide a layer of mulch for protection. Reduce watering significantly.
☀️ Summer: Ensure adequate watering during hot, dry periods. Provide some shade during the hottest part of the day to prevent leaf scorch.

Peacock Flower Care Tips

Peacock Flower is best suited for outdoor cultivation due to its high light and humidity requirements. Growing it indoors is challenging and requires a very sunny location, careful watering, and regular fertilization. It is also toxic to pets, requiring careful placement.

  • Provide full sun for optimal flowering.
  • Water deeply but allow the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season with a balanced fertilizer.
  • Prune after flowering to encourage bushier growth.
  • Protect from frost in colder climates.
❄️ Winter: Reduce watering significantly. Protect from frost by covering or moving indoors if possible. Avoid fertilizing during the dormant season.
☀️ Summer: Water more frequently during hot weather. Fertilize regularly to promote flowering. Provide ample sunlight. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Greater Celandine

Common Issues: Aphids, Root rot, Powdery mildew
Solutions: Aphids: Insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering. Powdery mildew: Fungicide and improve air circulation.

Peacock Flower

Common Issues: Spider mites, Aphids, Root rot, Lack of flowering
Solutions: Spider mites/Aphids: Treat with insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering frequency. Lack of flowering: Ensure sufficient sunlight and fertilize regularly.

❓ Frequently Asked Questions — Comparing These Plants

Greater Celandine

What are the light requirements for Greater Celandine?

Greater Celandine prefers partial shade to full shade, thriving in locations that receive dappled sunlight or filtered light throughout the day. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. An east-facing location or a spot under a tree canopy is ideal. Insufficient light can result in leggy growth and reduced flowering. If growing indoors, place the plant near a north-facing window or provide artificial light with a grow light for several hours per day. Monitor the plant for signs of stress, such as pale leaves or sunburn, and adjust the light accordingly.

How do I care for Greater Celandine?

Greater Celandine thrives in partial shade to full shade and prefers moist, well-drained soil. Water regularly, especially during dry periods, but avoid overwatering to prevent root rot. Fertilize sparingly with a balanced liquid fertilizer diluted to half strength, only during the growing season (spring and summer) to encourage blooming. Deadhead spent flowers to promote further blooming and prevent excessive self-seeding. Monitor for pests such as aphids and slugs, and treat accordingly. Prune back any dead or damaged foliage to maintain plant health and appearance. Provide adequate air circulation to prevent fungal diseases. Mulch around the base of the plant to retain moisture and suppress weeds. Repotting is rarely necessary as Greater Celandine prefers to be slightly root-bound.

How do I propagate Greater Celandine?

Greater Celandine can be propagated through division. In early spring or fall, carefully dig up the plant and gently separate the roots into smaller clumps, ensuring each clump has healthy roots and foliage. Replant the divisions in well-draining soil and water thoroughly. Keep the soil consistently moist until new growth appears. Stem cuttings are not a reliable method for propagation. Greater Celandine does not produce keikis. Division is the most effective and straightforward way to propagate this plant, allowing you to expand your collection or share it with others. Ensure the divisions are planted in a location with similar light and soil conditions as the parent plant.

Peacock Flower

What are the light requirements for Peacock Flower?

Peacock Flower demands abundant sunlight to flourish and produce its characteristic vibrant blooms. Ideally, it needs at least 6-8 hours of direct sunlight daily. When grown indoors, place it near a south-facing window where it can receive maximum light exposure. Insufficient light can result in leggy growth, fewer flowers, and duller foliage. If natural light is limited, consider supplementing with grow lights to ensure optimal growth and flowering. Rotate the plant regularly to ensure even light exposure on all sides. During the summer months, you may need to protect the plant from scorching afternoon sun in hotter climates.

How do I care for Peacock Flower?

Peacock Flower thrives in full sun and well-draining soil. Water deeply when the top inch of soil feels dry, but avoid overwatering, which can lead to root rot. Fertilize regularly during the growing season (spring and summer) with a balanced fertilizer to promote abundant blooms. Prune lightly after flowering to maintain shape and encourage new growth. In cooler climates, Peacock Flower can be grown in containers and brought indoors during winter. Provide adequate humidity and good air circulation. Protect from frost, as it is not cold-hardy. Monitor for pests like aphids and spider mites, and treat promptly if necessary. Ensure proper drainage to prevent waterlogging.

How do I propagate Peacock Flower?

Peacock Flower can be propagated through seeds, stem cuttings, or root division. For stem cuttings, take 4-6 inch cuttings from new growth, remove the lower leaves, and dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix and keep them moist. Root division is best done in spring. Carefully dig up the plant and divide the root ball into separate sections, ensuring each section has healthy roots and stems. Replant the divisions in individual pots. Propagation by seed requires scarification and soaking before planting in warm soil. Keep the soil moist until germination.

Last updated: May 5, 2026 — Plant care data reviewed and verified by our editorial team.