Lipstick Plant vs New Zealand Flax Plant Comparison

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

Lipstick Plant

Lipstick Plant

Aeschynanthus radicans

VS
New Zealand Flax

New Zealand Flax

Phormium tenax

Lipstick Plant

Lipstick Plant

Aeschynanthus radicans

The Lipstick Plant (Aeschynanthus radicans) is an epiphytic vine prized for its unique flowers that resemble tubes of lipstick emerging from a dark-colored case. It features long, trailing stems adorned with small, oval-shaped, dark green leaves. Primarily grown as a hanging plant, it thrives indoors with proper care. Its cascading growth habit and vibrant blooms make it a popular choice for adding a touch of the tropics to homes. While it can survive outdoors in very warm climates, it's predominantly an indoor plant due to its sensitivity to cold temperatures.

Gesneriaceae Malaysia, Indonesia, Thailand, Vietnam
✨ Features: Unique lipstick-like flowers, trailing growth habit.
📖 Read Complete Lipstick Plant Guide
New Zealand Flax

New Zealand Flax

Phormium tenax

Phormium tenax, commonly known as New Zealand Flax, is a large, evergreen perennial plant forming clumps of long, strap-like leaves. It's native to New Zealand and is primarily an outdoor plant, valued for its dramatic architectural form and fiber production. The leaves can grow up to 3 meters long and come in various colors, from green to bronze and variegated forms. While it can be grown indoors, it requires very bright light and significant space, making it challenging for most homes. People grow it for its striking appearance in gardens and landscapes.

Asphodelaceae New Zealand
✨ Features: Dramatic architectural form, fiber production (traditionally used by Maori people)
📖 Read Complete New Zealand Flax Guide

Quick Plant Comparison

Feature Lipstick Plant New Zealand Flax
Light Bright, indirect light. Avoid direct sunlight, which can scorch the leaves. Full sun to partial shade outdoors. Indoors, requires extremely bright, direct sunlight for several hours daily.
Watering Every 7-10 days, adjust based on environmental conditions and pot size. Every 1-2 weeks, depending on light and temperature. Less frequent in winter.
Humidity 50-70% 30-50%
Temperature 18-24°C 10-27°C
Care Level Moderate Expert
Growth Rate Moderate Moderate
Max Height 30-60 cm (indoors) 1-2 meters indoors (much larger outdoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining potting mix, such as a mix of peat moss, perlite, and orchid bark. Well-draining soil is crucial. A mix of potting soil, sand, and perlite is suitable.
Beginner Friendly With Caution ❌ No
Weekly Maintenance 10 minutes weekly 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Lipstick Plant

Scientific Name Aeschynanthus radicans
Family Gesneriaceae
Native To Malaysia, Indonesia, Thailand, Vietnam
Also Known As Lipstick Plant, Lipstick Vine
Leaves Small, oval-shaped leaves, typically 2-5 cm long. They are usually a deep green color and have a slightly waxy texture.
Flowers Yes, it can flower indoors with proper care. The flowers are tubular, bright red, and emerge from dark-colored bracts, resembling tubes of lipstick.

New Zealand Flax

Scientific Name Phormium tenax
Family Asphodelaceae
Native To New Zealand
Also Known As New Zealand Flax, Harakeke
Leaves Long, strap-like leaves that can grow up to 3 meters long. The leaves are stiff and leathery, with a smooth texture. Colors range from green to bronze, red, and variegated forms.
Flowers Rarely flowers indoors. Outdoors, it produces tall flower stalks with reddish-brown flowers in summer.

📏 Size & Growth — Plant Comparison

Lipstick Plant

Height 30-60 cm (indoors)
Spread 30-90 cm
Growth Rate Moderate
Growth Pattern Trailing, cascading vine. Stems can grow quite long and will spill over the sides of a pot or hanging basket.

New Zealand Flax

Height 1-2 meters indoors (much larger outdoors)
Spread 1-1.5 meters indoors (spreads via rhizomes)
Growth Rate Moderate
Growth Pattern Forms a dense clump of upright, arching leaves. Spreads via rhizomes, potentially becoming quite large over time.

🌱 Propagation — Comparing Plant Growth

Lipstick Plant

Methods: Stem cuttings

Difficulty: Easy

Tips: Take 10-15 cm stem cuttings with at least 2-3 nodes. Remove the lower leaves and place the cutting in water or directly into moist potting mix. Keep the cutting in a warm, humid environment until roots develop.

New Zealand Flax

Methods: Division, Seed

Difficulty: Moderate

Tips: Division is best done in spring. Carefully separate the rhizomes and plant them in well-draining soil. Seeds can be sown in spring after soaking them in water for 24 hours.

✨ Benefits & Features — Comparing Plant Value

Lipstick Plant

The Lipstick Plant is distinguished by its unique flowers that emerge from dark-colored bracts, resembling tubes of lipstick. Its trailing growth habit and epiphytic nature make it a visually appealing and adaptable houseplant.

  • ✓ Adds a vibrant pop of color to indoor spaces.
  • ✓ Unique and eye-catching flowers serve as a conversation starter.
  • ✓ Relatively easy to propagate, allowing you to expand your collection.
  • ✓ Trailing growth habit adds visual interest to hanging baskets.
  • ✓ Can help improve indoor humidity levels.
  • ⚠️ Toxic to pets

New Zealand Flax

New Zealand Flax is known for its long, strap-like leaves and dramatic architectural form. It is a versatile plant that can be used in a variety of landscaping applications. The plant's fibers were traditionally used by the Maori people for weaving.

  • ✓ Adds a dramatic architectural element to indoor or outdoor spaces.
  • ✓ Provides a bold statement with its striking foliage.
  • ✓ Offers a connection to New Zealand's natural heritage.
  • ✓ Can be used as a privacy screen outdoors.
  • ✓ Relatively low-maintenance once established (outdoors).
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Lipstick Plant

Repotting Every 1-2 years, or when the plant becomes root-bound.
Pruning Prune after flowering to maintain shape and encourage bushier growth. Remove any dead or yellowing leaves.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 2-4 weeks during the growing season (spring and summer).
Seasonal Care Reduce watering in winter as growth slows. Increase humidity during dry winter months. Provide adequate light year-round.

New Zealand Flax

Repotting Every 1-2 years, or as needed, especially if the plant becomes root-bound. Use a larger pot with fresh well-draining soil.
Pruning Remove dead or damaged leaves as needed. Trim back to maintain shape.
Fertilizing Balanced liquid fertilizer diluted to half strength every 2-3 months during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and ensure the plant receives as much light as possible. In summer, provide adequate moisture and consider moving the plant outdoors if possible.

🌞 Light Requirements

Lipstick Plant

Bright, indirect light. Avoid direct sunlight, which can scorch the leaves.

Low light tolerant: ❌ No

New Zealand Flax

Full sun to partial shade outdoors. Indoors, requires extremely bright, direct sunlight for several hours daily.

Low light tolerant: ❌ No

💧 Watering Needs

Lipstick Plant

Water thoroughly when the top inch of soil feels dry. Ensure good drainage to prevent root rot. Overwatering can lead to yellowing leaves and stem rot. Underwatering results in shriveled leaves and bud drop.

New Zealand Flax

Water thoroughly when the top inch of soil is dry. Overwatering can lead to root rot, especially indoors. Allow the soil to dry slightly between waterings. Signs of underwatering include drooping leaves; overwatering includes yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Lipstick Plant

Temperature: 18-24°C

Humidity: 50-70%

New Zealand Flax

Temperature: 10-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Lipstick Plant

Lipstick Plant

Aeschynanthus radicans
Care: Moderate Time: 10 minutes weekly Beginner: With-caution

Plant enthusiasts looking for a unique and visually appealing hanging plant with vibrant blooms.

✅ Choose This Plant If...

  • You want a unique hanging plant with vibrant, eye-catching flowers.
  • You have a bright, indirect light location in your home.
  • You enjoy the challenge of providing moderate humidity for tropical plants.
  • You are looking for a plant that can be easily propagated from cuttings.
  • You appreciate plants with a trailing growth habit.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You struggle to provide adequate humidity for tropical plants.
  • You tend to overwater your plants.
  • You don't have a location with bright, indirect light.
📍 Ideal Location: Hanging basket near an east or west-facing window, bathroom with good ventilation.
🎨 Style: Bohemian, Tropical, Eclectic
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, Aeschynanthus species are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and depression. All parts of the plant are considered toxic.
New Zealand Flax

New Zealand Flax

Phormium tenax
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced plant enthusiasts with very bright indoor spaces or those looking for a striking outdoor plant.

✅ Choose This Plant If...

  • You have a very bright, sunny indoor space and want a statement plant.
  • You live in a mild climate and want a striking evergreen for your garden.
  • You appreciate plants with architectural form and interesting foliage.
  • You are interested in the traditional uses of plants and their cultural significance.
  • You are an experienced plant owner looking for a challenging indoor plant project.

❌ Skip This Plant If...

  • You have limited indoor space.
  • You have pets that might ingest the plant.
  • You struggle to provide bright, direct sunlight.
  • You are a beginner plant owner.
  • You tend to overwater your plants.
📍 Ideal Location: Sunroom, conservatory, or a very bright south-facing window.
🎨 Style: Modern, Tropical, Architectural
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, New Zealand Flax is toxic to dogs, cats, and horses. The toxic principle is glycosides. Symptoms include vomiting, diarrhea, and depression.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Lipstick Plant

⚡ Key Differences Between These Plants

🎯

Lipstick Plant is rated Moderate care level, while New Zealand Flax is Expert.

💡 Pro Tips For Comparing These Plants

Lipstick Plant Care Tips

Lipstick Plants are relatively easy to care for indoors, requiring bright, indirect light, well-draining soil, and moderate humidity. Consistent watering and occasional fertilization will encourage healthy growth and flowering. Watch out for pests and diseases.

  • Provide bright, indirect light to encourage flowering.
  • Maintain consistent moisture, but avoid overwatering.
  • Increase humidity by misting regularly or using a humidifier.
  • Fertilize regularly during the growing season to promote healthy growth.
  • Prune after flowering to maintain shape and encourage bushier growth.
❄️ Winter: Reduce watering frequency as growth slows. Maintain adequate humidity. Ensure the plant receives sufficient light, even during shorter days.
☀️ Summer: Provide adequate ventilation to prevent fungal diseases. Protect from direct sunlight, which can scorch the leaves. Increase watering frequency as needed.

New Zealand Flax Care Tips

New Zealand Flax is primarily an outdoor plant and requires expert care to thrive indoors. It needs very bright light, well-draining soil, and careful watering to avoid root rot. Due to its size and light requirements, it's not well-suited for most indoor environments.

  • Provide at least 6 hours of direct sunlight daily indoors.
  • Ensure excellent drainage to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Reduce watering significantly. Ensure the plant receives as much light as possible. Protect from frost if grown outdoors in marginal climates.
☀️ Summer: Provide adequate moisture, especially during hot weather. Consider moving the plant outdoors to a sunny location if possible. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Lipstick Plant

Common Issues: Aphids, mealybugs, root rot, bud drop
Solutions: Aphids/Mealybugs: Insecticidal soap or neem oil. Root rot: Improve drainage, reduce watering. Bud drop: Increase humidity, ensure adequate light, avoid drafts.

New Zealand Flax

Common Issues: Root rot, Scale insects, Mealybugs, Leaf spot
Solutions: Root rot: Improve drainage and reduce watering. | Scale insects: Wipe off with a damp cloth or use insecticidal soap. | Mealybugs: Treat with insecticidal soap or neem oil. | Leaf spot: Improve air circulation and remove affected leaves.

❓ Frequently Asked Questions — Comparing These Plants

Lipstick Plant

What are the light requirements for Lipstick Plant?

Lipstick Plants require bright, indirect light to thrive. East-facing windows are ideal, as they provide gentle morning sun. West- or south-facing windows can work if the plant is placed a few feet away to avoid direct sunlight, which can scorch the leaves. Insufficient light can result in fewer flowers and leggy growth. If you don’t have adequate natural light, consider using a grow light to supplement. Rotate the plant regularly to ensure even growth on all sides. During the winter months, when light levels are lower, you may need to move the plant to a brighter location or increase the use of grow lights. Observing the plant’s growth and leaf color will help you determine if it’s receiving the appropriate amount of light.

How do I care for Lipstick Plant?

Lipstick Plants thrive in bright, indirect light; avoid direct sunlight, which can scorch the leaves. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Use a well-draining potting mix, such as a mix of peat moss, perlite, and vermiculite. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Maintain a humidity level of 50-70%, which can be achieved by misting, using a humidifier, or placing the plant on a pebble tray. Prune regularly to encourage bushier growth and remove any dead or yellowing leaves. Provide a support structure, such as a trellis or moss pole, if you want the plant to climb, or allow it to trail freely from a hanging basket. Repot every 1-2 years as needed, using a slightly larger pot.

How do I propagate Lipstick Plant?

Lipstick Plants can be easily propagated via stem cuttings. Take a 4-6 inch cutting from a healthy stem, ensuring it has several leaves. Remove the lower leaves and place the cutting in water or directly into moist potting mix. For water propagation, change the water every few days. Roots should develop within a few weeks. Once roots are established, plant the cutting in a pot with well-draining soil. Layering is another option. Pin a stem to the soil while still attached to the mother plant. Once roots form, sever the new plant from the mother.

New Zealand Flax

What are the light requirements for New Zealand Flax?

New Zealand Flax prefers bright, indirect light. Placing it near an east-facing window is ideal, as it receives gentle morning sun. A south-facing window can also work, but be sure to filter the light with a sheer curtain to prevent leaf burn. Insufficient light can lead to leggy growth and faded leaf colors. Rotate the plant regularly to ensure even light exposure on all sides. If natural light is limited, supplement with grow lights to maintain healthy growth. Consider the intensity and duration of light, aiming for at least 6 hours of bright, indirect light per day. Consistent light exposure is crucial for vibrant foliage.

How do I care for New Zealand Flax?

New Zealand Flax thrives with bright, indirect light; avoid direct sunlight to prevent scorching. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels. Ideal temperatures range from 60-80°F (15-27°C). Fertilize during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength every 4-6 weeks. Repot every 2-3 years or when the plant becomes root-bound, using a well-draining potting mix. Prune dead or damaged leaves regularly to maintain appearance and promote healthy growth. Provide adequate ventilation to prevent fungal diseases. Monitor for pests such as spider mites and treat promptly. Stable conditions are key to success.

How do I propagate New Zealand Flax?

New Zealand Flax can be propagated through stem cuttings or division. For stem cuttings, take a healthy cutting from a mature plant, ensuring it has at least one node. Remove the lower leaves and place the cutting in water or directly into a well-draining potting mix. Keep the cutting moist and in a warm, bright location until roots develop. For division, carefully separate the root ball of a mature plant into smaller sections, ensuring each section has healthy roots and foliage. Plant each section in its own pot with well-draining potting mix. Water thoroughly and keep in a warm, bright location. Propagation is best done in spring or summer. Use rooting hormone to improve success rates.

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