Century Plant vs Fan Flower Plant Comparison

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

Century Plant

Century Plant

Agave americana

VS
Fan Flower

Fan Flower

Scaevola aemula

Century Plant

Century Plant

Agave americana

Agave americana, commonly known as the Century Plant, is a large, succulent plant characterized by its rosette of thick, fleshy, gray-green leaves. Each leaf is armed with sharp teeth along the margins and a formidable terminal spine. Despite its name, it typically lives for 10-30 years, not a century. It is primarily an outdoor plant, grown for its dramatic architectural form in arid and semi-arid landscapes. It flowers only once in its lifetime, sending up a massive stalk that can reach several meters in height, after which the main rosette dies. People grow it for its striking appearance and drought tolerance.

Asparagaceae Mexico, Southwestern United States
✨ Features: Drought tolerant, striking architectural form.
📖 Read Complete Century Plant Guide
Fan Flower

Fan Flower

Scaevola aemula

Scaevola aemula, commonly known as Fan Flower, is a tender perennial often grown as an annual. It features a distinctive fan-shaped flower arrangement, with blooms typically in shades of blue, purple, pink, or white. The plant has a mounding or trailing habit, reaching about 12-18 inches in height and spreading up to 24 inches. It is primarily an outdoor plant, prized for its continuous flowering throughout the warm season. People grow it for its vibrant colors, unique flower shape, and heat tolerance in garden beds, hanging baskets, and containers.

Goodeniaceae Australia
✨ Features: Heat tolerance, continuous flowering, unique flower shape.
📖 Read Complete Fan Flower Guide

Quick Plant Comparison

Feature Century Plant Fan Flower
Light Full sun, requires at least 6-8 hours of direct sunlight daily. Full sun to partial shade. Requires at least 6 hours of direct sunlight for optimal flowering.
Watering Every 2-4 weeks, depending on climate and soil drainage. Every 2-3 days in hot weather, less frequently in cooler conditions.
Humidity 30-50% 40-60%
Temperature 15-30°C 18-27°C
Care Level Expert Expert
Growth Rate Slow Moderate
Max Height Rarely flowers indoors; if it does, the flower stalk can reach several meters. The plant itself can reach 1-2 meters in height indoors. 15-30 cm (indoors, likely smaller)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining succulent mix (cactus mix) with added perlite or sand. Well-draining potting mix amended with perlite or sand.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes monthly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Century Plant

Scientific Name Agave americana
Family Asparagaceae
Native To Mexico, Southwestern United States
Also Known As Century Plant, American Aloe, Maguey
Leaves The leaves are thick, fleshy, and gray-green in color. They are lance-shaped and have sharp, hooked teeth along the margins and a sharp, pointed terminal spine. The leaves can grow up to 1-2 meters long.
Flowers Flowers are rare indoors. Outdoors, after many years (10-30), the plant sends up a massive flower stalk that can reach several meters in height. The flowers are typically yellow or greenish-yellow and are borne in dense clusters.

Fan Flower

Scientific Name Scaevola aemula
Family Goodeniaceae
Native To Australia
Also Known As Fan Flower, Fairy Fan-flower
Leaves The leaves of Scaevola aemula are typically small, oval to lance-shaped, and have slightly serrated edges. They are usually a medium to dark green color and have a slightly succulent texture.
Flowers Fan Flower blooms profusely throughout the warm season, producing numerous fan-shaped flowers. The flowers come in shades of blue, purple, pink, and white. While it can flower indoors under ideal conditions, flowering is significantly reduced compared to outdoor growth.

📏 Size & Growth — Plant Comparison

Century Plant

Height Rarely flowers indoors; if it does, the flower stalk can reach several meters. The plant itself can reach 1-2 meters in height indoors.
Spread 1-3 meters
Growth Rate Slow
Growth Pattern Grows as a rosette of thick, fleshy leaves that emerge from a central point. It forms a large, symmetrical structure. When it flowers, it sends up a tall, imposing stalk.

Fan Flower

Height 15-30 cm (indoors, likely smaller)
Spread 30-60 cm
Growth Rate Moderate
Growth Pattern Fan Flower exhibits a mounding or trailing growth habit. It spreads outwards, creating a dense mat of foliage and flowers. It is not considered an aggressive spreader, but it can fill in spaces quickly.

🌱 Propagation — Comparing Plant Growth

Century Plant

Methods: Offsets (pups), Seed

Difficulty: Moderate

Tips: Separate offsets from the mother plant in spring or summer. Allow the cut end to callus over for a few days before planting in well-draining soil. Keep slightly moist until roots develop.

Fan Flower

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take stem cuttings in spring or summer. Dip the cut end in rooting hormone and plant in moist potting mix. Keep cuttings in a warm, humid environment until roots develop. Seeds can be sown indoors 6-8 weeks before the last frost.

✨ Benefits & Features — Comparing Plant Value

Century Plant

The Century Plant is unique for its monocarpic nature, meaning it flowers only once in its lifetime before dying. Its dramatic size and architectural form make it a standout in any landscape. The leaves have sharp teeth and a terminal spine.

  • ✓ Drought tolerance reduces water consumption.
  • ✓ Provides a striking architectural element to the landscape.
  • ✓ Requires minimal maintenance once established.
  • ✓ Can be used in xeriscaping to create water-wise gardens.
  • ✓ Provides habitat for pollinators and other wildlife in its native range.
  • ⚠️ Toxic to pets

Fan Flower

The most distinctive feature of Scaevola aemula is its fan-shaped flower arrangement, where the petals are arranged on one side of the flower. This unique shape gives the plant its common name, Fan Flower. It is also known for its heat and drought tolerance, making it a popular choice for warm climates.

  • ✓ Provides vibrant color to outdoor spaces.
  • ✓ Attracts pollinators like butterflies and bees.
  • ✓ Tolerates heat and drought once established.
  • ✓ Offers a unique and interesting flower shape.
  • ✓ Can be used in hanging baskets, containers, and garden beds.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Century Plant

Repotting Every 2-3 years, or when the plant outgrows its container.
Pruning Remove dead or damaged leaves as needed. Be careful of the sharp spines.
Fertilizing Low-nitrogen fertilizer, applied sparingly once or twice during the growing season (spring/summer).
Seasonal Care In winter, reduce watering significantly. Protect from frost if grown in marginal climates. In summer, ensure adequate ventilation to prevent fungal diseases.

Fan Flower

Repotting Not typically needed if grown as an annual. If overwintering indoors, repot in spring if root-bound.
Pruning Pinch back stems regularly to encourage bushier growth and more flowers. Remove spent flowers to promote continuous blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In summer, provide ample water and fertilizer. In winter, reduce watering and protect from frost. If overwintering indoors, provide as much light as possible.

🌞 Light Requirements

Century Plant

Full sun, requires at least 6-8 hours of direct sunlight daily.

Low light tolerant: ❌ No

Fan Flower

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

Low light tolerant: ❌ No

💧 Watering Needs

Century Plant

Water deeply but infrequently, allowing the soil to dry out completely between waterings. Overwatering can lead to root rot. Signs of underwatering include shriveled leaves. Signs of overwatering include soft, mushy leaves.

Fan Flower

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow the soil to drain well. Signs of underwatering include wilting leaves and dry soil. Overwatering symptoms include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Century Plant

Temperature: 15-30°C

Humidity: 30-50%

Fan Flower

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Century Plant

Century Plant

Agave americana
Care: Expert Time: 15 minutes monthly Beginner: No

Experienced gardeners in warm, sunny climates who want a dramatic, drought-tolerant landscape plant.

✅ Choose This Plant If...

  • You live in a warm, dry climate with plenty of sunlight.
  • You want a low-maintenance, drought-tolerant plant.
  • You appreciate dramatic, architectural plants.
  • You have a large outdoor space to accommodate its size.
  • You are an experienced gardener familiar with succulent care.

❌ Skip This Plant If...

  • You live in a cold climate with limited sunlight.
  • You have small children or pets due to the sharp spines and toxicity.
  • You have limited space indoors.
  • You tend to overwater plants.
  • You are a beginner gardener.
📍 Ideal Location: Outdoors in a sunny, well-drained location. If indoors, a sunroom or greenhouse with maximum sunlight exposure.
🎨 Style: Southwestern, Desert, Modern, Xeriscape
🏠 Apartment Friendly: No
⚠️ All parts of the Agave americana plant contain saponins, which are toxic to dogs, cats, and horses. Symptoms include excessive salivation, vomiting, diarrhea, and skin irritation upon contact.
Fan Flower

Fan Flower

Scaevola aemula
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who can provide ample sunlight and proper care, primarily outdoors.

✅ Choose This Plant If...

  • You want a plant with unique fan-shaped flowers.
  • You need a plant that tolerates heat and sun.
  • You want continuous blooms throughout the summer.
  • You are looking for a plant to attract butterflies.
  • You have a sunny outdoor space like a patio or balcony.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny patio, balcony, or garden bed. South-facing window if attempting to grow indoors.
🎨 Style: Cottage, Coastal, Mediterranean
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Scaevola species are toxic to dogs, cats, and horses. Symptoms include vomiting and diarrhea. All parts of the plant are considered toxic.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

📈

Century Plant has slow growth, while Fan Flower grows moderate.

💡 Pro Tips For Comparing These Plants

Century Plant Care Tips

Agave americana is primarily an outdoor plant and is challenging to grow indoors due to its high light requirements and large size. It needs very well-draining soil and infrequent watering. Providing sufficient light is the biggest challenge indoors. It also needs a very large pot.

  • Provide excellent drainage to prevent root rot.
  • Acclimate the plant gradually to full sun to avoid sunburn.
  • Water deeply but infrequently, allowing the soil to dry out completely between waterings.
  • Protect from frost in colder climates.
  • Wear gloves and eye protection when handling to avoid injury from the sharp spines.
❄️ Winter: Reduce watering significantly during the winter months. Protect from frost if grown in marginal climates. Ensure good air circulation to prevent fungal diseases.
☀️ Summer: Ensure adequate ventilation to prevent fungal diseases. Water more frequently during hot, dry periods. Monitor for pests such as scale and mealybugs.

Fan Flower Care Tips

Fan Flower is primarily an outdoor plant and requires full sun to thrive. It can be challenging to maintain indoors due to its high light requirements. Providing adequate light, proper watering, and well-draining soil are crucial for its survival indoors. Expect reduced flowering and potentially leggy growth indoors.

  • Provide well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season to promote continuous blooming.
  • Pinch back stems to encourage bushier growth.
  • Protect from frost if overwintering.
❄️ Winter: If overwintering indoors, reduce watering frequency and provide as much light as possible. Maintain a temperature above 10°C. Expect some leaf drop and reduced growth during the winter months.
☀️ Summer: Provide ample water and fertilizer during the summer growing season. Protect from intense afternoon sun in extremely hot climates. Deadhead spent flowers regularly to encourage continuous blooming.

⚠️ Common Problems & Solutions — Plant Care Comparison

Century Plant

Common Issues: Root rot, Scale insects, Mealybugs, Sunburn (if moved from shade to full sun too quickly)
Solutions: Root rot: Improve drainage and reduce watering frequency. | Scale insects: Treat with insecticidal soap or neem oil. | Mealybugs: Treat with insecticidal soap or neem oil. | Sunburn: Acclimate the plant to full sun gradually.

Fan Flower

Common Issues: Aphids, Spider mites, Root rot, Powdery mildew
Solutions: Aphids/Spider mites: Insecticidal soap or neem oil. | Root rot: Improve drainage, reduce watering frequency. | Powdery mildew: Improve air circulation, fungicide.

❓ Frequently Asked Questions — Comparing These Plants

Century Plant

What are the light requirements for Century Plant?

Century Plants require ample sunlight to thrive. Ideally, provide at least six hours of direct sunlight per day. An east- or south-facing window is usually the best location indoors. Insufficient light can lead to etiolation, where the plant stretches and becomes leggy in search of light. If you live in an area with limited sunlight, consider supplementing with a grow light. When moving a Century Plant from a shaded area to direct sunlight, do so gradually to prevent sunburn. Rotate the plant regularly to ensure even growth on all sides.

How do I care for Century Plant?

Century Plants are relatively easy to care for, thriving on neglect and well-draining conditions. Provide bright, direct sunlight for at least six hours per day. Use a well-draining potting mix specifically formulated for cacti and succulents. Water sparingly, allowing the soil to dry out completely between waterings. During the growing season (spring and summer), water more frequently, but always ensure proper drainage. Reduce watering significantly during the dormant period (fall and winter). Fertilize sparingly, using a balanced liquid fertilizer diluted to half strength, only during the growing season. Repot only when the plant becomes root-bound, typically every few years. Protect from frost and freezing temperatures. Ensure good air circulation to prevent fungal diseases.

How do I propagate Century Plant?

Century Plants can be propagated through several methods: leaf cuttings, offsets (pups), and stem cuttings. Offsets are the easiest method. Carefully detach offsets from the base of the mother plant, ensuring they have roots. Allow the offsets to callous over for a few days before planting in well-draining soil. For leaf cuttings, allow the cut end to callous over for a week before placing it on top of well-draining soil. Mist lightly and wait for roots to develop. Stem cuttings should be taken from the flower stalk after it has finished blooming. Allow the cut end to callous over before planting. Keep the soil slightly moist until roots develop.

Fan Flower

What are the light requirements for Fan Flower?

Fan Flower requires at least 6-8 hours of direct sunlight per day to thrive and produce abundant blooms. Insufficient light can lead to leggy growth and reduced flowering. When growing indoors, place Fan Flower near a south-facing window where it can receive ample sunlight. If natural light is limited, supplement with grow lights. Rotate the plant regularly to ensure even light exposure on all sides. In hot climates, provide some afternoon shade to prevent scorching. Monitor the plant for signs of light stress, such as pale or yellowing leaves, and adjust its location accordingly. Optimal light exposure is crucial for healthy growth and prolific flowering.

How do I care for Fan Flower?

Fan Flower thrives in well-draining soil and requires full sun for optimal blooming. Water regularly, allowing the top inch of soil to dry out between waterings. Fertilize every 2-3 weeks during the growing season with a balanced liquid fertilizer to promote abundant flowering. Deadhead spent blooms to encourage continuous blooming. Prune lightly to maintain shape and encourage bushier growth. Provide adequate air circulation to prevent fungal diseases. Protect from frost, as Fan Flower is not frost-hardy. In cooler climates, grow in containers that can be moved indoors during winter. Monitor for pests such as aphids and spider mites, and treat promptly if infestation occurs. Ensure proper drainage to prevent root rot.

How do I propagate Fan Flower?

Fan Flower can be propagated through stem cuttings or division.

Last updated: April 20, 2026 — Plant care data reviewed and verified by our editorial team.