Century Plant vs Parrot 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
Parrot Flower

Parrot Flower

Impatiens psittacina

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
Parrot Flower

Parrot Flower

Impatiens psittacina

Impatiens psittacina, commonly known as the Parrot Flower, is a rare and exotic flowering plant. It is a perennial herbaceous plant that grows to a height of 1-2 meters in its native habitat. The plant is characterized by its unique flowers, which resemble a parrot in flight, hence the name. The flowers are typically pink and purple with a distinctive shape. It is primarily grown as an ornamental plant due to its unusual and attractive flowers. It is not typically grown indoors due to its specific environmental needs and size.

Balsaminaceae Northern Thailand, Burma (Myanmar), and parts of India
✨ Features: Unique flower shape resembling a parrot.
📖 Read Complete Parrot Flower Guide

Quick Plant Comparison

Feature Century Plant Parrot Flower
Light Full sun, requires at least 6-8 hours of direct sunlight daily. Bright, indirect light to partial shade. Avoid direct sunlight, especially during the hottest part of the day.
Watering Every 2-4 weeks, depending on climate and soil drainage. Every 2-3 days, depending on environmental conditions
Humidity 30-50% 60-80%
Temperature 15-30°C 20-27°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. Rarely grown indoors, but can reach 0.5-1 meter in a large container.
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining succulent mix (cactus mix) with added perlite or sand. Well-draining, humus-rich soil. A mix of peat moss, perlite, and potting soil is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes monthly 30 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.

Parrot Flower

Scientific Name Impatiens psittacina
Family Balsaminaceae
Native To Northern Thailand, Burma (Myanmar), and parts of India
Also Known As Parrot Flower, Parrot Impatiens
Leaves The leaves are lance-shaped, typically 5-10 cm long, and have serrated edges. They are usually a deep green color and have a slightly glossy texture.
Flowers The flowers are the most striking feature, resembling a parrot in flight. They are typically pink and purple, with a distinctive shape that includes a curved spur and wing-like petals. It is possible, but rare, for it to flower indoors if conditions are ideal.

📏 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.

Parrot Flower

Height Rarely grown indoors, but can reach 0.5-1 meter in a large container.
Spread 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern The plant grows upright and bushy, reaching a height of 1-2 meters in its natural habitat. In cultivation, it typically remains smaller, especially when grown in containers.

🌱 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.

Parrot Flower

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take stem cuttings in spring or summer and root them in water or moist potting mix. Seeds can be sown in spring after soaking them overnight.

✨ 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

Parrot Flower

The most unique characteristic is the flower shape, which strongly resembles a parrot in flight. This unusual morphology sets it apart from other Impatiens species and makes it a highly desirable ornamental plant.

  • ✓ Unique and eye-catching ornamental value.
  • ✓ Provides a sense of accomplishment for experienced gardeners.
  • ✓ Adds a touch of the exotic to any garden or greenhouse.
  • ✓ Can be a conversation starter due to its unusual appearance.
  • ✓ May attract pollinators in outdoor settings.
  • ⚠️ 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.

Parrot Flower

Repotting Repot every 1-2 years in spring, or when the plant becomes root-bound.
Pruning Pinch back stems to encourage bushier growth and remove spent flowers to promote further blooming.
Fertilizing Use a balanced liquid fertilizer diluted to half strength every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and avoid fertilizing. Provide bright, indirect light. In summer, ensure adequate moisture and protection from intense sunlight.

🌞 Light Requirements

Century Plant

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

Low light tolerant: ❌ No

Parrot Flower

Bright, indirect light to partial shade. Avoid direct sunlight, especially during the hottest part of the day.

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.

Parrot Flower

Keep the soil consistently moist, but not waterlogged. Water when the top inch of soil feels dry to the touch. Overwatering can lead to root rot, while underwatering can cause the plant to wilt and drop its flowers.

🌡️ Temperature & Humidity

Century Plant

Temperature: 15-30°C

Humidity: 30-50%

Parrot Flower

Temperature: 20-27°C

Humidity: 60-80%

🤔 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.
Parrot Flower

Parrot Flower

Impatiens psittacina
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in tropical or subtropical climates who can provide the specific environmental conditions this plant needs.

✅ Choose This Plant If...

  • You are an experienced gardener looking for a challenge.
  • You have a greenhouse or conservatory where you can provide the necessary humidity and light.
  • You are fascinated by unique and exotic flowers.
  • You live in a tropical or subtropical climate where the plant can thrive outdoors.
  • You are willing to dedicate time and effort to meet its specific needs.

❌ Skip This Plant If...

  • You are a beginner gardener.
  • You have low humidity in your home.
  • You do not have a bright, indirect light source.
  • You have pets that might ingest the plant.
  • You are looking for a low-maintenance houseplant.
📍 Ideal Location: Greenhouse, conservatory, or sheltered outdoor location with partial shade.
🎨 Style: Tropical, Exotic
🏠 Apartment Friendly: No
⚠️ The specific toxins in Impatiens psittacina are not well-documented, but other Impatiens species contain irritant compounds. Ingestion can cause vomiting, diarrhea, and skin irritation in dogs, cats, and horses. All parts of the plant are potentially 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 Parrot 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.

Parrot Flower Care Tips

Impatiens psittacina is challenging to grow indoors due to its high humidity and light requirements. It needs consistent moisture, protection from direct sunlight, and warm temperatures. It is best suited for greenhouses or outdoor gardens in tropical or subtropical climates. Maintaining adequate humidity indoors is a significant challenge.

  • Maintain high humidity by using a humidifier or placing the plant on a pebble tray.
  • Provide bright, indirect light to encourage blooming.
  • Water regularly and consistently, avoiding both overwatering and underwatering.
  • Fertilize every 2-4 weeks during the growing season with a balanced liquid fertilizer.
  • Protect the plant from drafts and sudden temperature changes.
❄️ Winter: Reduce watering during the winter months as the plant's growth slows down. Maintain a temperature above 15°C and provide bright, indirect light. Avoid fertilizing during the dormant period.
☀️ Summer: Ensure adequate moisture during the summer months, as the plant is actively growing and blooming. Protect the plant from intense sunlight to prevent leaf scorch. Increase humidity if necessary.

⚠️ 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.

Parrot Flower

Common Issues: Root rot, spider mites, powdery mildew, aphids
Solutions: Root rot: Ensure proper drainage and avoid overwatering. Treat with fungicide if necessary. | Spider mites: Increase humidity and treat with insecticidal soap or neem oil. | Powdery mildew: Improve air circulation and treat with fungicide. | Aphids: Wash off with water or treat with insecticidal soap.

❓ 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.

Parrot Flower

What are the light requirements for Parrot Flower?

Parrot Flowers thrive in bright, indirect light. Direct sunlight can burn their delicate leaves, so avoid placing them in south-facing windows without some form of shading. An east-facing window is often ideal, providing gentle morning light. If using artificial light, provide 14-16 hours of light per day using grow lights specifically designed for plants. Insufficient light will result in leggy growth and reduced flowering. Rotate the plant regularly to ensure even light exposure on all sides. During the winter months, when natural light is limited, supplemental lighting may be necessary to maintain healthy growth.

How do I care for Parrot Flower?

Parrot Flowers require bright, indirect light. Avoid direct sunlight, which can scorch the leaves. Water thoroughly when the top inch of soil feels dry, ensuring good drainage. Maintain high humidity levels, ideally between 60-80%. Use a well-draining, slightly acidic potting mix. Fertilize regularly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Keep temperatures between 65-80°F (18-27°C). Prune regularly to encourage bushier growth and more blooms. Monitor for pests such as spider mites and aphids. Repot every 1-2 years as needed. Ensure adequate air circulation.

How do I propagate Parrot Flower?

Parrot Flower can be propagated through 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. Keep the soil moist and provide high humidity. Roots should develop in 4-6 weeks. Division is possible when repotting mature plants. Carefully separate the root ball into smaller clumps, ensuring each clump has healthy roots and stems. Plant each clump in its own pot. Keiki propagation is rare, but if a small plantlet (keiki) develops on the stem, it can be carefully removed and potted separately once it has developed roots.

Last updated: April 19, 2026 — Plant care data reviewed and verified by our editorial team.