Cardinal Climber vs Queen's Tears Plant Comparison

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

Cardinal Climber

Cardinal Climber

Ipomoea quamoclit

VS
Queen's Tears

Queen's Tears

Billbergia nutans

Cardinal Climber

Cardinal Climber

Ipomoea quamoclit

Cardinal Climber is a fast-growing, herbaceous annual vine known for its delicate, fern-like foliage and vibrant red, star-shaped flowers. It is primarily an outdoor plant, prized for its ability to quickly cover trellises, fences, and arbors, attracting hummingbirds and butterflies. The plant's lacy leaves provide an airy texture, while its profuse blooms add a splash of color throughout the summer and fall. While it can be grown indoors, it requires very bright light and high humidity to thrive, making it a challenging houseplant. People grow it for its ornamental value and its ability to attract pollinators.

Convolvulaceae Tropical America
✨ Features: Attracts hummingbirds and butterflies
📖 Read Complete Cardinal Climber Guide
Queen's Tears

Queen's Tears

Billbergia nutans

Billbergia nutans, commonly known as Queen's Tears, is an epiphytic bromeliad characterized by its arching, grass-like foliage and striking, pendulous inflorescence. The plant features tubular, metallic green leaves that form a vase-like rosette. It is primarily grown for its unique flowers, which consist of pink bracts and iridescent blue-green petals tipped with purple. While adaptable to indoor conditions, it thrives best with bright, indirect light and good air circulation. People grow it for its unusual blooms and relatively easy care.

Bromeliaceae Brazil, Paraguay, Uruguay, Argentina
✨ Features: Unique pendulous flowers, air purifying qualities
📖 Read Complete Queen's Tears Guide

Quick Plant Comparison

Feature Cardinal Climber Queen's Tears
Light Full sun (at least 6-8 hours of direct sunlight daily) Bright, indirect light. Can tolerate some direct morning sun.
Watering Every 2-3 days outdoors in warm weather, less frequently in cooler weather. Every 1-2 weeks, depending on environmental conditions
Humidity 40-60% 40-60%
Temperature 18-27°C 18-24°C
Care Level Expert Easy
Growth Rate Fast Moderate
Max Height Outdoors: 3-6 meters; Indoors (unlikely): 1-2 meters 30-60 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining potting mix or garden soil Well-draining bromeliad mix or orchid mix
Beginner Friendly ❌ No ✅ Yes
Weekly Maintenance 15 minutes weekly 5 minutes weekly

🔬 Botanical Information — Comparing These Plants

Cardinal Climber

Scientific Name Ipomoea quamoclit
Family Convolvulaceae
Native To Tropical America
Also Known As Cardinal Climber, Cypress Vine, Star Glory, Hummingbird Vine
Leaves The leaves of Cardinal Climber are alternate, pinnately divided, and fern-like. They are typically bright green and have a delicate, lacy appearance. The individual leaflets are narrow and pointed.
Flowers Cardinal Climber produces abundant, star-shaped flowers that are typically bright red. The flowers are about 2.5 cm in diameter and have a long, tubular shape. They bloom profusely throughout the summer and fall, attracting hummingbirds and butterflies. It is unlikely to flower indoors.

Queen's Tears

Scientific Name Billbergia nutans
Family Bromeliaceae
Native To Brazil, Paraguay, Uruguay, Argentina
Also Known As Queen's Tears, Friendship Plant
Leaves The leaves are tubular, metallic green, and arching. They are typically 30-60 cm long and form a vase-like rosette.
Flowers Flowers indoors under the right conditions. The pendulous inflorescence features pink bracts and iridescent blue-green petals tipped with purple.

📏 Size & Growth — Plant Comparison

Cardinal Climber

Height Outdoors: 3-6 meters; Indoors (unlikely): 1-2 meters
Spread Outdoors: 1-2 meters; Indoors (unlikely): 0.5 meters
Growth Rate Fast
Growth Pattern Cardinal Climber is a climbing vine that twines around supports. It grows rapidly, reaching heights of 3-6 meters outdoors. It does not have tendrils or adhesive pads, relying on its stems to wrap around structures.

Queen's Tears

Height 30-60 cm
Spread 30-45 cm
Growth Rate Moderate
Growth Pattern Grows in a rosette form with arching, grass-like leaves. Produces offsets (pups) at the base of the plant.

🌱 Propagation — Comparing Plant Growth

Cardinal Climber

Methods: Seed, Stem cuttings

Difficulty: Easy

Tips: For seeds, soak them in water for 24 hours before planting. For stem cuttings, take cuttings from new growth and root them in water or moist soil.

Queen's Tears

Methods: Division, Offsets (pups)

Difficulty: Easy

Tips: Separate offsets from the mother plant when they are about one-third the size of the parent. Pot them in well-draining bromeliad mix and keep them moist until established.

✨ Benefits & Features — Comparing Plant Value

Cardinal Climber

The Cardinal Climber is distinguished by its finely divided, fern-like leaves and bright red, star-shaped flowers. It is a vigorous climber that can quickly cover a trellis or fence, providing a beautiful and functional addition to the garden.

  • ✓ Attracts pollinators like hummingbirds and butterflies.
  • ✓ Provides quick coverage for fences and trellises.
  • ✓ Adds vibrant color to the garden.
  • ✓ Offers a delicate, fern-like texture.
  • ✓ Can be used to create a privacy screen.
  • ⚠️ Toxic to pets

Queen's Tears

The most striking feature is the pendulous inflorescence with pink bracts and iridescent blue-green petals. The plant's vase-like rosette of leaves also adds to its unique appearance.

  • ✓ Adds a unique aesthetic to your home.
  • ✓ Relatively easy to care for.
  • ✓ Non-toxic to pets.
  • ✓ Provides visual interest with its unique flowers and foliage.
  • ✓ Can tolerate a range of indoor conditions.
  • 🌬️ NASA-verified air purifier
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Cardinal Climber

Repotting Not applicable as it is an annual. If grown indoors, repotting may be needed annually if the plant survives.
Pruning Pinch back growing tips to encourage bushier growth. Remove dead or yellowing leaves.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In spring, sow seeds or transplant seedlings outdoors after the last frost. Provide support for climbing. In summer, water regularly and fertilize every 2-4 weeks. In fall, collect seeds for next year's planting. In winter, the plant will die back in colder climates.

Queen's Tears

Repotting Every 2-3 years, or when the plant outgrows its pot
Pruning Remove dead or brown leaves as needed. Cut back spent flower stalks.
Fertilizing Balanced liquid fertilizer diluted to half strength, applied monthly during the growing season (spring/summer)
Seasonal Care Reduce watering in winter when growth slows. Maintain adequate light levels year-round. Increase watering and fertilizing during the spring and summer growing season.

🌞 Light Requirements

Cardinal Climber

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

Low light tolerant: ❌ No

Queen's Tears

Bright, indirect light. Can tolerate some direct morning sun.

Low light tolerant: ❌ No

💧 Watering Needs

Cardinal Climber

Water deeply when the top inch of soil feels dry to the touch. Avoid overwatering, which can lead to root rot. In hot weather, more frequent watering may be necessary. Signs of underwatering include wilting leaves and dry soil. Overwatering signs include yellowing leaves and soggy soil.

Queen's Tears

Water thoroughly when the top inch of soil is dry. Ensure good drainage to prevent root rot. Overwatering can lead to leaf spot and root decay. Underwatering will cause the leaf tips to brown and the plant to droop.

🌡️ Temperature & Humidity

Cardinal Climber

Temperature: 18-27°C

Humidity: 40-60%

Queen's Tears

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Cardinal Climber

Cardinal Climber

Ipomoea quamoclit
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners looking to attract hummingbirds and butterflies to their outdoor space.

✅ Choose This Plant If...

  • You want to attract hummingbirds to your garden.
  • You need a fast-growing vine to cover a trellis or fence quickly.
  • You appreciate delicate, fern-like foliage.
  • You want a vibrant splash of red color in your garden.
  • You are willing to provide full sun and regular watering.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You don't have a sunny outdoor space.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny outdoor garden or patio
🎨 Style: Cottage, Bohemian, Traditional
🏠 Apartment Friendly: No
⚠️ All parts of the plant, especially the seeds, contain toxic compounds that can cause gastrointestinal upset in dogs, cats, and horses. Symptoms include vomiting, diarrhea, and loss of appetite.
Queen's Tears

Queen's Tears

Billbergia nutans
Care: Easy Time: 5 minutes weekly Beginner: Yes

Plant enthusiasts looking for a unique and easy-to-care-for flowering houseplant.

✅ Choose This Plant If...

  • You want a plant with unique and beautiful flowers.
  • You are looking for a low-maintenance houseplant.
  • You want to add a touch of the tropics to your home.
  • You appreciate plants with interesting textures and forms.
  • You want a plant that is safe for pets.

❌ Skip This Plant If...

  • You tend to overwater your plants.
  • You cannot provide bright, indirect light.
  • You are looking for a plant with strong air-purifying capabilities.
📍 Ideal Location: East-facing window, bright bathroom, or any location with bright, indirect light.
🎨 Style: Tropical, Bohemian, Eclectic
🏠 Apartment Friendly: Yes
🌬️ Air Purifying: Yes (NASA verified)
⚠️ According to the ASPCA, Billbergia species are not listed as toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Queen's Tears
Pet Friendly Queen's Tears ✓
Less Maintenance Queen's Tears
Apartment Friendly Queen's Tears

⚡ Key Differences Between These Plants

🎯

Cardinal Climber is rated Expert care level, while Queen's Tears is Easy.

📈

Cardinal Climber has fast growth, while Queen's Tears grows moderate.

💡 Pro Tips For Comparing These Plants

Cardinal Climber Care Tips

Cardinal Climber is primarily an outdoor plant that requires full sun and well-drained soil. Indoor cultivation is challenging due to its high light and humidity requirements. It needs regular watering and fertilization during the growing season. It is toxic to pets, so caution is needed when planting outdoors.

  • Soak seeds in water for 24 hours before planting to improve germination.
  • Provide a sturdy support structure for the vine to climb.
  • Water deeply and regularly, especially during hot weather.
  • Fertilize every 2-4 weeks during the growing season.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Cardinal Climber is an annual and will die back in colder climates. Collect seeds for next year's planting. If grown in a container, it can be brought indoors, but it is unlikely to thrive without supplemental light and humidity.
☀️ Summer: Water regularly, especially during hot weather. Fertilize every 2-4 weeks with a balanced liquid fertilizer. Provide support for climbing. Monitor for pests and diseases.

Queen's Tears Care Tips

Queen's Tears is a relatively low-maintenance bromeliad that thrives in bright, indirect light and well-draining soil. It requires moderate humidity and infrequent watering. Its unique blooms make it a striking addition to any indoor plant collection.

  • Allow the soil to dry slightly between waterings.
  • Provide bright, indirect light for optimal flowering.
  • Fertilize monthly during the growing season.
  • Ensure good air circulation to prevent fungal diseases.
  • Clean the leaves occasionally to remove dust.
❄️ Winter: Reduce watering frequency. Ensure adequate light levels. Avoid placing near drafts or heating vents.
☀️ Summer: Increase watering frequency. Provide adequate ventilation. Protect from intense direct sunlight.

⚠️ Common Problems & Solutions — Plant Care Comparison

Cardinal Climber

Common Issues: Aphids, Spider mites, Powdery mildew, Root rot
Solutions: Aphids/Spider mites: Insecticidal soap or neem oil. Powdery mildew: Improve air circulation and use a fungicide. Root rot: Ensure well-draining soil and avoid overwatering.

Queen's Tears

Common Issues: Root rot, Leaf spot, Mealybugs, Scale
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Leaf spot: Improve air circulation and treat with a fungicide. Mealybugs/Scale: Wipe off with a cotton swab dipped in rubbing alcohol or use insecticidal soap.

❓ Frequently Asked Questions — Comparing These Plants

Cardinal Climber

What are the light requirements for Cardinal Climber?

Cardinal Climber requires ample sunlight to thrive and produce its vibrant red blooms. Ideally, it should receive at least six hours of direct sunlight each day. A south-facing location is usually ideal. Insufficient light can lead to leggy growth, reduced flowering, and pale foliage. If growing indoors, place the plant near a sunny window or supplement with artificial grow lights. Rotate the plant regularly to ensure even light exposure on all sides. Avoid placing the plant in overly shaded areas, as this will hinder its growth and flowering potential. Monitor the plant’s leaves for signs of insufficient light, such as stretching towards the light source or a lack of vibrant color.

How do I care for Cardinal Climber?

Cardinal Climber thrives in well-draining soil and requires regular watering, especially during dry periods. Aim to keep the soil consistently moist but not waterlogged. Provide a support structure, such as a trellis or fence, for the vine to climb. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer. Prune regularly to encourage bushier growth and remove dead or yellowing foliage. Position the plant in a location that receives at least six hours of direct sunlight per day for optimal flowering. Monitor for pests, such as aphids or spider mites, and treat promptly with insecticidal soap if necessary. Ensure good air circulation around the plant to prevent fungal diseases. Repot annually in spring to refresh the soil and provide room for root growth.

How do I propagate Cardinal Climber?

Cardinal Climber can be easily propagated through stem cuttings or layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and place the cutting in water or moist potting mix. Keep the cutting in a warm, humid location until roots develop. For layering, bend a long stem down to the soil, bury a portion of the stem, and secure it with a rock or clip. Once roots develop from the buried stem, sever it from the parent plant and transplant it to a new location. Both methods are best performed in spring or early summer. Ensure the rooting medium remains consistently moist.

Queen's Tears

What are the light requirements for Queen's Tears?

Queen’s Tears thrives in bright, indirect light. Direct sunlight can scorch the leaves, so avoid placing it in a south-facing window without some form of shading. An east- or west-facing window is ideal, providing ample light without the intensity of direct sun. If you don’t have access to natural light, you can supplement with grow lights.

How do I care for Queen's Tears?

Queen’s Tears is a relatively easy-to-care-for bromeliad. Provide bright, indirect light for optimal growth and flowering. Water the central cup of the plant regularly, keeping it about half full; flush it out monthly to prevent salt buildup. Allow the potting mix to dry slightly between waterings, especially during the winter months. Use well-draining potting mix, such as an orchid mix or a bromeliad-specific blend.

How do I propagate Queen's Tears?

Queen’s Tears can be propagated through division, stem cuttings (less common), or by separating pups (offsets). The most common and successful method is division via pups.

Last updated: April 21, 2026 — Plant care data reviewed and verified by our editorial team.