Iris vs Lipstick Plant Plant Comparison

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

Iris

Iris

Iris spp.

VS
Lipstick Plant

Lipstick Plant

Aeschynanthus radicans

Iris

Iris

Iris spp.

Irises are perennial plants known for their distinctive and often vibrant flowers. They grow from rhizomes, bulbs, or corms, depending on the species. The flowers typically have three upright petals (standards) and three drooping sepals (falls), often adorned with intricate patterns and 'beards'. Irises are primarily outdoor plants, prized for their beauty in gardens and landscapes. While some smaller species might temporarily survive indoors, they generally require specific outdoor conditions to thrive and bloom properly. People grow them for their ornamental value and diverse flower colors.

Iridaceae Various species originate from different regions across the Northern Hemisphere, including Europe, Asia, and North America.
✨ Features: Showy flowers with unique patterns and colors.
📖 Read Complete Iris Guide
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

Quick Plant Comparison

Feature Iris Lipstick Plant
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight for optimal flowering. Bright, indirect light. Avoid direct sunlight, which can scorch the leaves.
Watering Every 7-10 days outdoors, depending on weather conditions. Every 7-10 days, adjust based on environmental conditions and pot size.
Humidity 40-60% 50-70%
Temperature 10-25°C 18-24°C
Care Level Expert Moderate
Growth Rate Moderate To Fast, Depending On The Species; Some Are Aggressive Spreaders Via Rhizomes. Moderate
Max Height 0.3-1.2 meters outdoors (rarely achievable indoors) 30-60 cm (indoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil, such as a mix of garden soil, sand, and compost. Well-draining potting mix, such as a mix of peat moss, perlite, and orchid bark.
Beginner Friendly ❌ No With Caution
Weekly Maintenance 30 minutes weekly (weeding, watering, deadheading) 10 minutes weekly

🔬 Botanical Information — Comparing These Plants

Iris

Scientific Name Iris spp.
Family Iridaceae
Native To Various species originate from different regions across the Northern Hemisphere, including Europe, Asia, and North America.
Also Known As Iris, Flag Iris, Sword Lily
Leaves The leaves are typically sword-shaped, linear, and upright. They are usually green or bluish-green and can range in size depending on the species. The leaves emerge from the base of the plant and provide a backdrop for the colorful flowers.
Flowers Irises rarely flower indoors due to insufficient light and temperature fluctuations. Outdoors, they produce showy flowers in a wide range of colors, including purple, blue, white, yellow, pink, and orange. The flowers typically bloom in spring or early summer and have a distinctive three-part structure.

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.

📏 Size & Growth — Plant Comparison

Iris

Height 0.3-1.2 meters outdoors (rarely achievable indoors)
Spread 0.3-0.6 meters, spreads via rhizomes.
Growth Rate Moderate To Fast, Depending On The Species; Some Are Aggressive Spreaders Via Rhizomes.
Growth Pattern Irises grow upright from rhizomes, bulbs, or corms. They form clumps that gradually expand over time. Some species spread aggressively via rhizomes, potentially becoming invasive in certain environments.

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.

🌱 Propagation — Comparing Plant Growth

Iris

Methods: Division, Seed

Difficulty: Moderate

Tips: Divide rhizomes in late summer or early fall after flowering. Ensure each division has healthy roots and leaves. Plant divisions in well-draining soil.

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.

✨ Benefits & Features — Comparing Plant Value

Iris

Irises are known for their unique flower structure, with three upright petals (standards) and three drooping sepals (falls). Many varieties also feature 'beards' on the falls, adding to their distinctive appearance. The wide range of colors and patterns makes them a favorite among gardeners.

  • ✓ Adds vibrant color to the garden
  • ✓ Attracts pollinators such as bees and butterflies
  • ✓ Provides cut flowers for arrangements
  • ✓ Can be divided and shared with friends
  • ✓ Offers a sense of accomplishment for experienced gardeners
  • ⚠️ Toxic to pets

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

📅 Maintenance Schedule — Plant Care Comparison

Iris

Repotting Not applicable for outdoor plants. If grown in containers, divide and repot every 2-3 years to prevent overcrowding.
Pruning Remove spent flower stalks and dead or damaged leaves.
Fertilizing Balanced fertilizer (10-10-10) in early spring and after flowering, diluted to half strength.
Seasonal Care Spring: Fertilize as new growth appears. Summer: Ensure adequate watering during dry periods. Fall: Divide rhizomes after flowering. Winter: Provide mulch for protection in colder climates.

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.

🌞 Light Requirements

Iris

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

Low light tolerant: ❌ No

Lipstick Plant

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

Low light tolerant: ❌ No

💧 Watering Needs

Iris

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to rhizome rot. Ensure good drainage. Signs of underwatering include wilting leaves and dry soil. Overwatering can cause yellowing leaves and soft, mushy rhizomes.

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.

🌡️ Temperature & Humidity

Iris

Temperature: 10-25°C

Humidity: 40-60%

Lipstick Plant

Temperature: 18-24°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Iris

Iris

Iris spp.
Care: Expert Time: 30 minutes weekly (weeding, watering, deadheading) Beginner: No

Experienced gardeners who want to add vibrant color to their outdoor landscapes.

✅ Choose This Plant If...

  • You have a sunny outdoor garden space.
  • You appreciate vibrant and uniquely shaped flowers.
  • You enjoy dividing and propagating plants.
  • You want to attract pollinators to your garden.
  • You are an experienced gardener looking for a rewarding challenge.

❌ Skip This Plant If...

  • You only have indoor space with limited sunlight.
  • You are a beginner gardener.
  • You have pets that might ingest the plant.
  • You dislike plants that spread via rhizomes.
  • You are looking for a low-maintenance plant.
📍 Ideal Location: Outdoor garden or flower bed with full sun exposure.
🎨 Style: Cottagecore, Traditional, Eclectic
🏠 Apartment Friendly: No
⚠️ Toxic to dogs, cats, and horses. Symptoms include salivation, vomiting, diarrhea, and lethargy. The rhizomes are the most toxic part.
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.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🎯

Iris is rated Expert care level, while Lipstick Plant is Moderate.

💡 Pro Tips For Comparing These Plants

Iris Care Tips

Irises are primarily outdoor plants and are very difficult to maintain indoors long-term. They require full sun and specific temperature fluctuations to thrive and bloom. Indoor attempts often result in leggy growth, lack of flowering, and increased susceptibility to pests and diseases. Providing adequate light and proper drainage is crucial.

  • Plant rhizomes shallowly with the top exposed to sunlight.
  • Ensure excellent drainage to prevent rhizome rot.
  • Divide rhizomes every few years to maintain vigor.
  • Fertilize in early spring and after flowering.
  • Monitor for pests and diseases regularly.
❄️ Winter: In colder climates, provide mulch around the base of the plants to protect the rhizomes from freezing temperatures. Remove any dead or decaying foliage to prevent disease. Reduce watering during the dormant period.
☀️ Summer: Ensure adequate watering during dry periods. Deadhead spent flowers to encourage further blooming. Monitor for pests and diseases, such as iris borers and leaf spot. Provide afternoon shade in extremely hot climates.

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.

⚠️ Common Problems & Solutions — Plant Care Comparison

Iris

Common Issues: Rhizome rot, Iris borer, Aphids, Leaf spot
Solutions: Rhizome rot: Ensure good drainage and avoid overwatering. Remove and discard affected rhizomes. | Iris borer: Handpick borers or use appropriate insecticides. | Aphids: Spray with insecticidal soap or neem oil. | Leaf spot: Remove affected leaves and apply a fungicide.

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.

❓ Frequently Asked Questions — Comparing These Plants

Iris

What are the light requirements for Iris?

Irises are sun-loving plants and require a minimum of six hours of direct sunlight each day to thrive and produce abundant blooms. Insufficient light can lead to weak growth, fewer flowers, and increased susceptibility to diseases. When grown indoors, place irises near a south-facing window where they can receive the most sunlight. If natural light is limited, supplement with grow lights to ensure adequate illumination. Rotate the plant regularly to ensure even exposure to light on all sides. Be mindful of intense afternoon sun, which can scorch the leaves, especially in warmer climates. A slightly shaded location during the hottest part of the day may be beneficial.

How do I care for Iris?

Irises thrive in well-draining soil and prefer a sunny location, requiring at least six hours of direct sunlight daily. Water deeply but infrequently, allowing the soil to dry out slightly between waterings. Fertilize in early spring and again after blooming with a balanced fertilizer to promote healthy growth and abundant flowers. Deadhead spent blooms to encourage further flowering and prevent seed formation. Divide rhizomatous irises every 3-5 years to prevent overcrowding and maintain vigor. In colder climates, provide winter protection by mulching around the base of the plant. Monitor for pests and diseases, such as iris borers and bacterial soft rot, and treat promptly. Ensure good air circulation to prevent fungal diseases. Regular weeding helps to prevent competition for nutrients and water.

How do I propagate Iris?

Irises are typically propagated by division of the rhizomes. After blooming, carefully dig up the rhizomes and separate them into individual sections, ensuring each section has healthy roots and foliage. Replant the divisions in well-draining soil, spacing them appropriately. Stem cuttings are not generally used. Keikis (small plantlets that grow on the flower stalks) are rare in irises, but if they appear, they can be carefully removed and planted in a well-draining potting mix. Keep the newly planted divisions consistently moist until they are established. Division is best done in late summer or early fall. This is also an opportune time to amend the soil with compost or other organic matter.

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.

Last updated: April 22, 2026 — Plant care data reviewed and verified by our editorial team.