Four O'Clock vs Globe Artichoke Plant Comparison

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

Four O'Clock

Four O'Clock

Mirabilis jalapa

VS
Globe Artichoke

Globe Artichoke

Cynara scolymus

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
Globe Artichoke

Globe Artichoke

Cynara scolymus

The globe artichoke is a perennial thistle growing to 1.4–2 meters tall, with arching, deeply lobed, silvery-green leaves 50–82 cm long. It is cultivated as a food. The edible portion of the plant consists of the flower buds before the flowers come into bloom. The 'choke' is the immature flower parts. Artichokes are grown for their edible flower buds, which are a culinary delicacy. It is primarily an outdoor plant, requiring significant space and specific climate conditions to thrive. Indoor cultivation is extremely challenging.

Asteraceae Mediterranean region
✨ Features: Edible flower buds, attractive foliage, attracts pollinators when allowed to flower.
📖 Read Complete Globe Artichoke Guide

Quick Plant Comparison

Feature Four O'Clock Globe Artichoke
Light Full sun to partial shade Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 3-7 days depending on weather and soil drainage 2-3 times per week, depending on weather and soil drainage
Humidity 40-60% 40-60%
Temperature 18-27°C 15-24°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height 0.3-1 meter (indoors unlikely to reach this height) Outdoor: 1.4-2 meters. Indoor (highly unlikely): 0.5-1 meter (if somehow managed)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil, such as a mix of garden soil, sand, and compost Well-draining, fertile soil rich in organic matter. A slightly acidic to neutral pH (6.0-7.0) is ideal.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 1-2 hours weekly during the growing season

🔬 Botanical Information — Comparing These Plants

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.

Globe Artichoke

Scientific Name Cynara scolymus
Family Asteraceae
Native To Mediterranean region
Also Known As Artichoke, French artichoke, Green artichoke
Leaves The leaves are large, deeply lobed, and silvery-green in color. They can grow up to 82 cm long and have a slightly prickly texture.
Flowers Artichokes rarely flower indoors. Outdoors, if the buds are not harvested, they will open into beautiful, thistle-like purple flowers.

📏 Size & Growth — Plant Comparison

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.

Globe Artichoke

Height Outdoor: 1.4-2 meters. Indoor (highly unlikely): 0.5-1 meter (if somehow managed)
Spread Outdoor: 1-1.5 meters. Indoor (highly unlikely): 0.5-1 meter
Growth Rate Moderate
Growth Pattern The globe artichoke grows as an upright, bushy plant with large, arching leaves. It produces multiple flower stalks, each bearing a single flower bud.

🌱 Propagation — Comparing Plant Growth

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.

Globe Artichoke

Methods: Seed, division of offsets (suckers)

Difficulty: Moderate

Tips: For seed propagation, start seeds indoors 8-10 weeks before the last frost. For division, separate offsets from the parent plant in early spring or late fall. Ensure each offset has roots.

✨ Benefits & Features — Comparing Plant Value

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

Globe Artichoke

The globe artichoke is a perennial thistle cultivated for its edible flower buds. It is a striking plant with large, silvery-green foliage, making it an attractive addition to any garden. Its unique flavor and culinary versatility make it a prized vegetable.

  • ✓ Provides fresh, homegrown artichokes.
  • ✓ Attracts pollinators to the garden.
  • ✓ Adds visual interest with its large, silvery-green foliage.
  • ✓ Can be a rewarding and challenging gardening project.
  • ✓ Offers a unique culinary experience.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

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.

Globe Artichoke

Repotting Not applicable for indoor growing, as it's unlikely to thrive. If somehow grown indoors, repot annually in spring into a larger container.
Pruning Remove dead or damaged leaves regularly. Cut back the plant after harvesting the buds.
Fertilizing Balanced fertilizer (10-10-10) every 4-6 weeks during the growing season (spring and summer). Reduce or stop fertilizing during the dormant season (fall and winter).
Seasonal Care Spring: Plant seedlings or divide offsets. Summer: Water regularly and fertilize. Fall: Harvest buds before they open. Winter: Cut back foliage and mulch to protect from frost.

🌞 Light Requirements

Four O'Clock

Full sun to partial shade

Low light tolerant: ❌ No

Globe Artichoke

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

Low light tolerant: ❌ No

💧 Watering Needs

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.

Globe Artichoke

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of overwatering include yellowing leaves and a soggy soil. Underwatering is indicated by wilting and dry, crispy leaves.

🌡️ Temperature & Humidity

Four O'Clock

Temperature: 18-27°C

Humidity: 40-60%

Globe Artichoke

Temperature: 15-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

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.
Globe Artichoke

Globe Artichoke

Cynara scolymus
Care: Expert Time: 1-2 hours weekly during the growing season Beginner: No

Experienced gardeners in regions with mild winters who want to grow their own artichokes.

✅ Choose This Plant If...

  • You have a sunny outdoor garden and want to grow your own artichokes.
  • You enjoy the challenge of growing unique and rewarding plants.
  • You live in a region with mild winters suitable for artichoke cultivation.
  • You are looking for a plant that attracts pollinators to your garden.
  • You appreciate the culinary value of fresh, homegrown artichokes.

❌ Skip This Plant If...

  • You have limited space, especially indoors.
  • You live in a region with harsh winters.
  • You have pets that might ingest the plant.
  • You are a beginner gardener.
  • You don't have access to full sun.
📍 Ideal Location: Outdoor garden with full sun and well-draining soil
🎨 Style: Mediterranean, Cottage Garden, Edible Garden
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, artichokes are toxic to dogs, cats, and horses. The specific toxic principle is unknown, but symptoms can include vomiting, diarrhea, and loss of appetite. The leaves are the most commonly ingested part.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

☀️

Four O'Clock needs full sun to partial shade, while Globe Artichoke prefers full sun (at least 6-8 hours of direct sunlight daily).

📈

Four O'Clock has fast growth, while Globe Artichoke grows moderate.

💡 Pro Tips For Comparing These Plants

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.

Globe Artichoke Care Tips

Globe artichokes are challenging to grow indoors due to their high light requirements, large size, and need for specific temperature conditions. They are best suited for outdoor gardens. Indoor cultivation requires intense supplemental lighting, a very large container, and careful monitoring of watering and humidity.

  • Provide full sun for optimal growth and bud production.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season with a balanced fertilizer.
  • Protect from frost in colder climates by mulching heavily.
  • Harvest buds when they are tight and firm, before the petals begin to open.
❄️ Winter: In colder climates, cut back the foliage after harvesting and mulch heavily to protect the roots from frost. In milder climates, the plant may remain evergreen.
☀️ Summer: Water regularly during hot, dry weather. Fertilize every 4-6 weeks with a balanced fertilizer. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

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.

Globe Artichoke

Common Issues: Aphids, spider mites, root rot, powdery mildew
Solutions: Aphids/spider mites: Insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering frequency. Powdery mildew: Improve air circulation and apply a fungicide.

❓ Frequently Asked Questions — Comparing These Plants

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.

Globe Artichoke

What are the light requirements for Globe Artichoke?

Globe Artichokes thrive in full sun. They need at least 6-8 hours of direct sunlight each day to produce healthy foliage and flower buds. Insufficient light can lead to leggy growth, reduced bud production, and pale leaves. When grown indoors, place your artichoke plant near a south-facing window where it can receive the most sunlight.

How do I care for Globe Artichoke?

Globe Artichokes require full sun, ideally at least 6-8 hours per day. Plant in well-draining soil that is rich in organic matter. Water deeply and regularly, especially during dry periods, but avoid waterlogging. Fertilize monthly during the growing season with a balanced fertilizer, increasing phosphorus levels to encourage blooming.

How do I propagate Globe Artichoke?

Globe Artichokes can be propagated through division, stem cuttings, or from seed. Division is the most common method. In early spring or fall, carefully dig up an established plant and divide the root ball into sections, ensuring each section has healthy roots and shoots. Plant the divisions in well-draining soil.

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