Camellia Sasanqua vs Four O'Clock Plant Comparison

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

Camellia Sasanqua

Camellia Sasanqua

Camellia sasanqua

VS
Four O'Clock

Four O'Clock

Mirabilis jalapa

Camellia Sasanqua

Camellia Sasanqua

Camellia sasanqua

Camellia sasanqua is an evergreen shrub or small tree known for its glossy, dark green leaves and profusion of flowers in fall and early winter. Unlike its cousin, Camellia japonica, it typically has a more open and informal growth habit. It is primarily an outdoor plant, valued for its cold hardiness and ability to provide color during the dormant season. People grow it for its beautiful blooms, attractive foliage, and relatively low maintenance requirements in suitable climates.

Theaceae Japan
✨ Features: Provides winter blooms, attracts pollinators, evergreen foliage.
📖 Read Complete Camellia Sasanqua Guide
Four O'Clock

Four O'Clock

Mirabilis jalapa

Mirabilis jalapa, commonly known as the Four O'Clock flower, is a bushy, herbaceous perennial typically grown as an annual in cooler climates. It's known for its trumpet-shaped flowers that open in the late afternoon or early evening, releasing a sweet fragrance. The flowers come in a variety of colors, including pink, red, yellow, white, and multicolored variations. It grows from tuberous roots and can reach a height of 1-3 feet. It is primarily grown outdoors in gardens and borders for its vibrant colors and evening fragrance. It is not ideally suited as an indoor plant.

Nyctaginaceae Tropical South America
✨ Features: Flowers open in the late afternoon or early evening and emit a sweet fragrance; flowers come in a variety of colors and can even be multicolored on the same plant.
📖 Read Complete Four O'Clock Guide

Quick Plant Comparison

Feature Camellia Sasanqua Four O'Clock
Light Full sun to partial shade. Requires at least 4-6 hours of direct sunlight daily for optimal flowering. Full sun to partial shade
Watering Every 7-10 days, depending on weather and soil drainage. Every 3-7 days depending on weather and soil drainage
Humidity 40-60% 40-60%
Temperature 10-24°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height Difficult to maintain indoors; typically 1-2 meters in a container. 0.3-1 meter (indoors unlikely to reach this height)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, acidic soil with a pH between 6.0 and 6.5. A mix of peat moss, pine bark, and perlite is suitable. Well-draining soil, such as a mix of garden soil, sand, and compost
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Camellia Sasanqua

Scientific Name Camellia sasanqua
Family Theaceae
Native To Japan
Also Known As Sasanqua Camellia, Christmas Camellia
Leaves The leaves are glossy, dark green, and elliptical in shape, typically 5-7 cm long. They have finely serrated edges and a leathery texture.
Flowers Camellia sasanqua produces single, semi-double, or double flowers in shades of white, pink, red, and rose. The flowers are typically 5-8 cm in diameter and often fragrant. It rarely flowers indoors.

Four O'Clock

Scientific Name Mirabilis jalapa
Family Nyctaginaceae
Native To Tropical South America
Also Known As Four O'Clock Flower, Marvel of Peru, Beauty-of-the-Night
Leaves The leaves are ovate to lance-shaped, typically 2-4 inches long, and have a smooth texture. They are usually medium green in color and arranged oppositely along the stems.
Flowers Flowers are trumpet-shaped, about 1-2 inches long, and come in a variety of colors including pink, red, yellow, white, and multicolored. They open in the late afternoon or early evening and emit a sweet fragrance. Flowering indoors is rare and unlikely.

📏 Size & Growth — Plant Comparison

Camellia Sasanqua

Height Difficult to maintain indoors; typically 1-2 meters in a container.
Spread Difficult to maintain indoors; typically 1-1.5 meters in a container.
Growth Rate Moderate
Growth Pattern Camellia sasanqua is an evergreen shrub or small tree with an upright, bushy growth habit. It can be pruned to maintain a desired shape and size.

Four O'Clock

Height 0.3-1 meter (indoors unlikely to reach this height)
Spread 0.3-0.6 meters (can spread via tuberous roots)
Growth Rate Fast
Growth Pattern Bushy and upright, typically reaching 1-3 feet in height and spread. It grows from tuberous roots, which allow it to regrow each year in warmer climates.

🌱 Propagation — Comparing Plant Growth

Camellia Sasanqua

Methods: Stem cuttings, layering, seed

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer. Use rooting hormone and provide high humidity. Layering is also a reliable method.

Four O'Clock

Methods: Seed, Tuber division

Difficulty: Easy

Tips: Sow seeds directly in the garden after the last frost or start them indoors 6-8 weeks before. Divide tubers in early spring.

✨ Benefits & Features — Comparing Plant Value

Camellia Sasanqua

Camellia sasanqua blooms in the fall and early winter, providing color when many other plants are dormant. It is also more sun-tolerant than Camellia japonica. The flowers are often fragrant.

  • ✓ Provides beautiful fall and winter blooms
  • ✓ Attracts pollinators to the garden
  • ✓ Offers evergreen foliage for year-round interest
  • ✓ Can be used as a hedge or screen
  • ✓ Adds a touch of elegance to the landscape
  • ⚠️ Toxic to pets

Four O'Clock

The flowers open in the late afternoon or early evening, hence the name 'Four O'Clock'. They are known for their sweet fragrance and the ability to produce multiple colors on the same plant, sometimes even on the same flower.

  • ✓ Adds vibrant color to the garden
  • ✓ Provides a sweet evening fragrance
  • ✓ Attracts pollinators
  • ✓ Relatively low-maintenance once established
  • ✓ Can self-seed and naturalize in suitable climates
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Camellia Sasanqua

Repotting Repot every 2-3 years in spring, using a larger container and fresh acidic soil.
Pruning Prune after flowering to maintain shape and remove dead or crossing branches.
Fertilizing Acid-forming fertilizer specifically formulated for camellias, applied in spring and early summer. Use a diluted solution (half strength) according to package instructions.
Seasonal Care In winter, protect from harsh winds and frost. Reduce watering during dormancy. In summer, provide afternoon shade in hot climates. Fertilize in spring and early summer.

Four O'Clock

Repotting Not typically grown indoors. If grown in containers, repot annually in the spring, especially if root-bound.
Pruning Deadhead spent flowers to encourage more blooms. Prune back stems in late fall to prepare for winter dormancy.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 4-6 weeks during the growing season
Seasonal Care In colder climates, treat as an annual or dig up tubers in the fall and store them in a cool, dry place for replanting in the spring. Reduce watering in the winter.

🌞 Light Requirements

Camellia Sasanqua

Full sun to partial shade. Requires at least 4-6 hours of direct sunlight daily for optimal flowering.

Low light tolerant: ❌ No

Four O'Clock

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

Camellia Sasanqua

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

Four O'Clock

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. During hot summer months, more frequent watering may be necessary. Reduce watering in cooler months.

🌡️ Temperature & Humidity

Camellia Sasanqua

Temperature: 10-24°C

Humidity: 40-60%

Four O'Clock

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Camellia Sasanqua

Camellia Sasanqua

Camellia sasanqua
Care: Expert Time: 30 minutes weekly Beginner: No

Gardeners in mild climates who want a beautiful flowering shrub for fall and winter interest.

✅ Choose This Plant If...

  • You want a flowering shrub that blooms in fall and winter
  • You live in a mild climate with acidic soil
  • You are looking for an evergreen plant with glossy foliage
  • You want to attract pollinators to your garden
  • You are willing to provide the specific care this plant needs outdoors.

❌ Skip This Plant If...

  • You live in a cold climate with harsh winters
  • You want an easy-to-grow indoor plant
  • You don't have acidic soil
  • You are not able to provide adequate sunlight
  • You have pets that might ingest the plant.
📍 Ideal Location: Outdoor garden or patio with partial shade
🎨 Style: Traditional, Cottage, Asian
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Camellia species contain saponins, which are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and anorexia. All parts of the plant are considered toxic.
Four O'Clock

Four O'Clock

Mirabilis jalapa
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners looking for a fragrant, colorful addition to their evening garden.

✅ Choose This Plant If...

  • You want a fragrant evening garden
  • You enjoy vibrant, multicolored flowers
  • You want a plant that attracts pollinators like moths and hummingbirds
  • You are looking for a low-maintenance outdoor plant once established
  • You want a plant that can self-seed and return year after year.

❌ Skip This Plant If...

  • You have pets that may ingest the plant
  • You lack a sunny outdoor space
  • You want a plant that thrives indoors.
📍 Ideal Location: Outdoor garden, sunny border, or patio container
🎨 Style: Cottage, Bohemian, Traditional
🏠 Apartment Friendly: No
⚠️ All parts of the plant, especially the seeds and roots, are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. According to the ASPCA, it contains asparagine.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

📈

Camellia Sasanqua has moderate growth, while Four O'Clock grows fast.

💡 Pro Tips For Comparing These Plants

Camellia Sasanqua Care Tips

Camellia sasanqua is primarily an outdoor plant and challenging to grow indoors. It requires specific light, temperature, and humidity conditions that are difficult to replicate indoors. Indoor cultivation often results in poor flowering and overall decline. Requires acidic soil and careful watering.

  • Ensure well-draining, acidic soil.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize with an acid-forming fertilizer in spring and early summer.
  • Prune after flowering to maintain shape and remove dead wood.
  • Protect from harsh winds and frost in winter.
❄️ Winter: Protect from harsh winds and frost. Reduce watering during dormancy. Mulch around the base of the plant to insulate the roots.
☀️ Summer: Provide afternoon shade in hot climates. Ensure adequate watering during dry spells. Monitor for pests and diseases.

Four O'Clock Care Tips

Four O'Clocks are primarily outdoor plants and require full sun to thrive. Growing them indoors is challenging due to their high light requirements and potential for pest infestations. They also spread via tuberous roots, which can quickly outgrow a container. Indoor flowering is unlikely.

  • Plant in well-draining soil to prevent root rot.
  • Provide full sun for best flowering.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Protect from strong winds, which can damage the delicate stems.
  • Monitor for pests like aphids and treat promptly.
❄️ Winter: In colder climates, dig up the tubers and store them in a cool, dry place over the winter. Alternatively, treat as an annual and replant in the spring.
☀️ Summer: Provide consistent moisture during the hot summer months. Deadhead spent flowers to encourage more blooms. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Camellia Sasanqua

Common Issues: Bud drop, tea scale, root rot, leaf spot
Solutions: Bud drop: Maintain consistent moisture and avoid temperature fluctuations. Tea scale: Treat with horticultural oil or insecticidal soap. Root rot: Improve drainage and avoid overwatering. Leaf spot: Remove affected leaves and apply a fungicide.

Four O'Clock

Common Issues: Powdery mildew, Aphids, Root rot
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. Aphids: Spray with insecticidal soap. Root rot: Ensure well-draining soil and avoid overwatering.

❓ Frequently Asked Questions — Comparing These Plants

Camellia Sasanqua

What are the light requirements for Camellia Sasanqua?

Camellia Sasanqua prefers partial shade. Ideally, provide morning sun and afternoon shade. Too much direct sunlight can scorch the leaves, while too little light can reduce flowering. When planting outdoors, choose a location that receives filtered sunlight or is shaded by taller trees. If growing indoors, place the plant near an east-facing window or provide supplemental artificial light. Rotate the plant regularly to ensure even light exposure. Observe the leaves for signs of too much or too little light; pale or yellowing leaves may indicate too much sun, while weak growth and few flowers suggest insufficient light.

How do I care for Camellia Sasanqua?

Camellia Sasanqua thrives in partial shade, especially morning sun and afternoon shade. Water regularly, especially during dry periods, keeping the soil consistently moist but not waterlogged. Use acidic soil with good drainage. Fertilize in early spring and late summer with a fertilizer formulated for acid-loving plants. Prune after flowering to maintain shape and remove any dead or diseased branches. Protect from harsh winter winds and frost. Mulch around the base of the plant to help retain moisture and regulate soil temperature. Monitor for pests such as aphids and scale, and treat as needed. Repot young plants every 1-2 years to encourage healthy root growth. Ensure good air circulation to prevent fungal diseases.

How do I propagate Camellia Sasanqua?

Camellia Sasanqua can be propagated through stem cuttings. Take 4-6 inch semi-hardwood cuttings in late spring or early summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining rooting medium, such as perlite or vermiculite. Keep the cuttings moist and humid by covering them with a plastic bag or dome. Place them in a warm, bright location but out of direct sunlight. Rooting typically takes several weeks to months. Once rooted, transplant the cuttings into individual pots. Division is possible for established plants by carefully separating the root ball. Keiki propagation is not applicable to Camellia Sasanqua.

Four O'Clock

What are the light requirements for Four O'Clock?

Four O’Clocks thrive in full sun, needing at least 6 hours of direct sunlight daily to produce abundant blooms. A sunny location encourages strong growth and vibrant flower colors. While they can tolerate partial shade, reduced sunlight will result in fewer flowers and leggier growth.

How do I care for Four O'Clock?

Four O’Clocks are relatively easy to care for. Plant them in well-draining soil in a location that receives at least 6 hours of sunlight daily for optimal blooming. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Fertilize monthly during the growing season with a balanced fertilizer or one formulated for blooming plants to encourage abundant flowering.

How do I propagate Four O'Clock?

Four O’Clocks can be propagated through seeds, tubers, or stem cuttings.

Last updated: April 25, 2026 — Plant care data reviewed and verified by our editorial team.