Brazilian Jasmine vs Cup Flower Plant Comparison

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

Brazilian Jasmine

Brazilian Jasmine

Mandevilla sanderi

VS
Cup Flower

Cup Flower

Cobaea scandens

Brazilian Jasmine

Brazilian Jasmine

Mandevilla sanderi

Mandevilla sanderi, commonly known as Brazilian Jasmine, is a tropical vine prized for its showy, trumpet-shaped flowers. It is native to Brazil and typically grown outdoors in warm climates. The plant features glossy, dark green leaves and produces vibrant pink or red flowers throughout the growing season. While it can be grown in containers, it requires significant sunlight and humidity to thrive indoors. People grow it for its beautiful flowers and tropical appearance, often training it on trellises or arbors.

Apocynaceae Brazil
✨ Features: Showy, trumpet-shaped flowers; attracts pollinators.
📖 Read Complete Brazilian Jasmine Guide
Cup Flower

Cup Flower

Cobaea scandens

Cobaea scandens, commonly known as Cup Flower or Cup-and-Saucer Vine, is a vigorous, fast-growing perennial vine often grown as an annual in temperate climates. It is characterized by its climbing habit, using tendrils to attach to supports. The plant produces unique, bell-shaped flowers that start green and mature to a deep purple or white, resembling cups sitting on saucers. It is primarily an outdoor plant, valued for its rapid growth and ability to cover fences, trellises, and walls quickly. While occasionally grown indoors, it requires significant space and light to thrive.

Polemoniaceae Mexico, Central America
✨ Features: Unique cup-shaped flowers, rapid growth, attracts pollinators.
📖 Read Complete Cup Flower Guide

Quick Plant Comparison

Feature Brazilian Jasmine Cup Flower
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily to flower profusely. Full sun to partial shade outdoors. Indoors, requires very bright, direct light for several hours daily.
Watering Every 5-7 days during the growing season, less frequently in winter. Outdoors: Every 2-3 days in hot weather, less frequently in cooler weather. Indoors: Every 7-10 days, depending on light and humidity.
Humidity 50-70% 40-60%
Temperature 18-27°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height Up to 3 meters outdoors, 1-2 meters indoors with support. Outdoors: 6-12 meters. Indoors: 1-3 meters (highly dependent on support and pruning).
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining potting mix, such as a mix of peat moss, perlite, and vermiculite. Well-draining, fertile soil. A mix of potting soil, perlite, and compost is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 30 minutes weekly (pruning, watering, fertilizing).

🔬 Botanical Information — Comparing These Plants

Brazilian Jasmine

Scientific Name Mandevilla sanderi
Family Apocynaceae
Native To Brazil
Also Known As Brazilian Jasmine, Red Riding Hood, Mandevilla
Leaves The leaves of Mandevilla sanderi are glossy, dark green, and oval-shaped with pointed tips. They are typically 5-10 cm long and arranged oppositely along the stems. The texture is smooth and slightly leathery.
Flowers Brazilian Jasmine flowers profusely outdoors in warm climates. The flowers are trumpet-shaped, typically pink or red, and about 5-8 cm in diameter. They are produced in clusters and bloom continuously throughout the growing season. Indoor flowering is possible with sufficient light, but less reliable.

Cup Flower

Scientific Name Cobaea scandens
Family Polemoniaceae
Native To Mexico, Central America
Also Known As Cup-and-Saucer Vine, Cathedral Bells, Mexican Ivy, Monastery Bells
Leaves The leaves are pinnately compound, with 4-6 leaflets and a terminal tendril. The leaflets are ovate to elliptic, with a smooth margin and a dark green color. They are typically 5-10 cm long.
Flowers It can flower indoors with sufficient light, but flowering is more prolific outdoors. The flowers are bell-shaped, about 5-7 cm in diameter, and start green before turning purple or white. They have a distinctive cup-and-saucer shape.

📏 Size & Growth — Plant Comparison

Brazilian Jasmine

Height Up to 3 meters outdoors, 1-2 meters indoors with support.
Spread Up to 1.5 meters outdoors, less indoors depending on container size and pruning.
Growth Rate Moderate
Growth Pattern Brazilian Jasmine is a climbing vine that can grow several feet long. It twines around supports using its stems, and can be trained to grow on trellises, fences, or arbors. Without support, it will sprawl.

Cup Flower

Height Outdoors: 6-12 meters. Indoors: 1-3 meters (highly dependent on support and pruning).
Spread Outdoors: 2-4 meters. Indoors: 1-2 meters (can be controlled with pruning).
Growth Rate Fast
Growth Pattern It is a climbing vine that uses tendrils to attach to supports. It grows vigorously, quickly covering fences, trellises, and walls. Without support, it will sprawl along the ground.

🌱 Propagation — Comparing Plant Growth

Brazilian Jasmine

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 the cuttings in a warm, humid environment until roots develop.

Cup Flower

Methods: Seed, Stem cuttings

Difficulty: Moderate

Tips: For seeds, scarify the seed coat before sowing to improve germination. For stem cuttings, take semi-hardwood cuttings in late summer and root them in a well-draining medium.

✨ Benefits & Features — Comparing Plant Value

Brazilian Jasmine

Brazilian Jasmine is known for its vibrant, trumpet-shaped flowers that bloom throughout the growing season. Unlike true jasmine, it is not fragrant, but its showy blooms and glossy foliage make it a popular choice for tropical gardens. It's a vigorous vine that can quickly cover a trellis or arbor.

  • ✓ Adds vibrant color to outdoor spaces.
  • ✓ Attracts pollinators like hummingbirds and butterflies.
  • ✓ Provides a tropical aesthetic.
  • ✓ Can be trained on trellises or arbors for vertical interest.
  • ✓ Offers a sense of accomplishment for experienced gardeners.
  • ⚠️ Toxic to pets

Cup Flower

The cup-shaped flowers are its most distinctive feature, with their unique shape and color-changing properties. Its rapid growth rate allows it to quickly cover large areas, making it a popular choice for creating privacy screens or adding vertical interest to gardens.

  • ✓ Provides quick coverage for fences and walls
  • ✓ Attracts pollinators like bees and hummingbirds
  • ✓ Adds a unique and exotic touch to the garden
  • ✓ Offers a visually appealing display with its cup-shaped flowers
  • ✓ Can be grown in containers, allowing for flexibility in placement
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Brazilian Jasmine

Repotting Repot every 1-2 years in spring, or when the plant becomes root-bound.
Pruning Prune regularly to maintain shape and encourage flowering. Prune after flowering to remove spent blooms.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In winter, reduce watering and fertilizing. Provide bright light. Protect from frost. In summer, water more frequently and fertilize regularly. Provide support for climbing.

Cup Flower

Repotting If grown in a container, repot annually in spring to provide fresh soil and more space for the roots.
Pruning Prune regularly to control size and shape, especially indoors. Remove dead or damaged growth. Prune after flowering to encourage bushier growth.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and fertilizing. If grown as an annual, the plant will die back with frost. If overwintering indoors, provide as much light as possible. In summer, provide regular watering and fertilizing to support vigorous growth.

🌞 Light Requirements

Brazilian Jasmine

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily to flower profusely.

Low light tolerant: ❌ No

Cup Flower

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

Low light tolerant: ❌ No

💧 Watering Needs

Brazilian Jasmine

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow excess water to drain away. Signs of underwatering include wilting leaves, while overwatering can cause yellowing leaves and stem rot.

Cup Flower

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Indoors, allow the soil to dry out slightly between waterings. Signs of underwatering include wilting leaves; overwatering includes yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Brazilian Jasmine

Temperature: 18-27°C

Humidity: 50-70%

Cup Flower

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Brazilian Jasmine

Brazilian Jasmine

Mandevilla sanderi
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in warm climates who want a beautiful, flowering vine for their patio or garden.

✅ Choose This Plant If...

  • You live in a warm climate and want a vibrant, flowering vine for your garden.
  • You have a sunny patio or balcony where you can provide ample sunlight.
  • You are an experienced gardener who enjoys a challenge.
  • You want to attract hummingbirds and butterflies to your garden.
  • You appreciate the tropical look and feel of this plant.

❌ Skip This Plant If...

  • You have pets or small children who might ingest the plant.
  • You live in a cold climate with harsh winters.
  • You don't have a sunny location to provide adequate light.
  • You are a beginner gardener looking for an easy-to-care-for plant.
📍 Ideal Location: Sunny patio, balcony, or greenhouse. Indoors, a south-facing window with supplemental lighting.
🎨 Style: Tropical, Bohemian, Traditional
🏠 Apartment Friendly: Limited
⚠️ All parts of the plant are considered toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and anorexia. The sap can also cause skin irritation.
Cup Flower

Cup Flower

Cobaea scandens
Care: Expert Time: 30 minutes weekly (pruning, watering, fertilizing). Beginner: No

Gardeners with ample outdoor space looking for a fast-growing vine to cover structures.

✅ Choose This Plant If...

  • You want a fast-growing vine to quickly cover a fence or trellis.
  • You are looking for a plant with unique and interesting flowers.
  • You want to attract pollinators to your garden.
  • You have a sunny outdoor space where the vine can thrive.
  • You enjoy a challenge and are willing to provide the specific care needed for indoor growth.

❌ Skip This Plant If...

  • You have limited indoor space and cannot provide ample light.
  • You are looking for a low-maintenance indoor plant.
  • You live in a climate with harsh winters and don't want to overwinter the plant indoors.
📍 Ideal Location: Outdoors: Sunny garden, fence, trellis. Indoors: South-facing window with strong support structure.
🎨 Style: Bohemian, Cottagecore, Wild Garden
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Cobaea scandens is not listed as toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Cup Flower ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Brazilian Jasmine has moderate growth, while Cup Flower grows fast.

💡 Pro Tips For Comparing These Plants

Brazilian Jasmine Care Tips

Brazilian Jasmine is primarily an outdoor plant and requires significant sunlight and humidity to thrive. Indoor cultivation is challenging and requires supplemental lighting and careful attention to watering. It is toxic to pets, so keep it out of reach. Regular pruning is necessary to maintain its shape and encourage flowering.

  • Provide a sturdy trellis or support for the vine to climb.
  • Water deeply but allow the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season to promote abundant blooms.
  • Prune after flowering to maintain shape and encourage new growth.
  • Protect from frost in colder climates.
❄️ Winter: In colder climates, bring the plant indoors before the first frost. Place it in a bright, cool location and reduce watering and fertilizing. It may lose some leaves during the winter months. Provide supplemental lighting if needed.
☀️ Summer: Water more frequently during the summer months, especially during hot, dry weather. Fertilize regularly to promote abundant blooms. Provide support for climbing and protect from intense afternoon sun in extremely hot regions.

Cup Flower Care Tips

Cobaea scandens is primarily an outdoor plant. Growing it indoors is challenging due to its high light requirements and vigorous growth. It needs ample space, strong support, and regular pruning to manage its size. Providing adequate light is crucial for flowering indoors.

  • Provide a strong support structure for the vine to climb.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season to promote vigorous growth and flowering.
  • Prune regularly to control size and shape, especially indoors.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: If grown as an annual, the plant will die back with frost. If overwintering indoors, reduce watering and fertilizing. Provide as much light as possible and maintain a temperature above 7°C.
☀️ Summer: Provide regular watering and fertilizing to support vigorous growth and flowering. Protect from intense afternoon sun in very hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

Brazilian Jasmine

Common Issues: Spider mites, Aphids, Root rot, Lack of flowering
Solutions: Spider mites/Aphids: Treat with insecticidal soap or neem oil. Root rot: Ensure well-draining soil and avoid overwatering. Lack of flowering: Provide sufficient sunlight and fertilize regularly.

Cup Flower

Common Issues: Aphids, Spider mites, Powdery mildew, Lack of flowering (indoors)
Solutions: Aphids/Spider mites: Insecticidal soap or neem oil. Powdery mildew: Improve air circulation and apply a fungicide. Lack of flowering: Provide more light and fertilizer.

❓ Frequently Asked Questions — Comparing These Plants

Brazilian Jasmine

What are the light requirements for Brazilian Jasmine?

Brazilian Jasmine requires bright, indirect sunlight to thrive and produce abundant blooms. A location near an east- or west-facing window is ideal, providing several hours of gentle morning or afternoon sun. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. If you notice the leaves turning pale or yellowish, it may indicate insufficient light. In this case, move the plant to a brighter location or supplement with artificial grow lights. The intensity of the light directly impacts the plant’s ability to flower, so ensuring adequate light exposure is crucial for optimal growth. Rotate the plant regularly to ensure even light exposure on all sides.

How do I care for Brazilian Jasmine?

Brazilian Jasmine thrives in bright, indirect sunlight; provide at least 6 hours daily. Water thoroughly when the top inch of soil is dry, ensuring good drainage. Maintain high humidity levels, ideally between 50-70%, through misting or a humidifier. Fertilize regularly during the growing season (spring and summer) with a balanced, liquid fertilizer diluted to half strength every 2-4 weeks to promote abundant blooms. Prune lightly after flowering to encourage bushier growth and more blooms in the future. Repot every 2-3 years in spring using a well-draining potting mix. Provide a trellis or support for climbing. Protect from frost and cold temperatures. Monitor for pests like spider mites and aphids, treating promptly with insecticidal soap or neem oil. Good air circulation is essential to prevent fungal diseases.

How do I propagate Brazilian Jasmine?

Brazilian Jasmine can be propagated through stem cuttings, division, or air layering. For 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 and keep it moist in a warm, humid environment. Rooting typically occurs in 4-8 weeks. Division involves separating the root ball of a mature plant into smaller sections, ensuring each section has healthy roots and shoots. Replant each section in its own pot. Air layering involves encouraging roots to form on a stem while it is still attached to the parent plant. Once roots have formed, the stem can be cut and planted.

Cup Flower

What are the light requirements for Cup Flower?

Cup Flower requires bright, indirect light to thrive and produce abundant blooms. A location near an east- or west-facing window is ideal, providing several hours of gentle morning or afternoon sun. Avoid placing the plant in direct, intense sunlight, which can scorch the leaves. If growing indoors, supplement natural light with a grow light if necessary, especially during the winter months. Insufficient light can result in leggy growth, fewer blooms, and pale foliage. Rotate the plant regularly to ensure even light exposure on all sides. When growing outdoors, choose a spot that receives full sun for at least 6 hours a day, but with some protection from the harshest midday rays, especially in hotter climates.

How do I care for Cup Flower?

Cup Flower thrives with consistent care. Provide bright, indirect light, avoiding harsh direct sunlight. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Fertilize regularly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength, focusing on formulas higher in phosphorus to promote blooming. Maintain moderate humidity levels, especially indoors, by misting or using a humidifier. Prune spent flowers to encourage continuous blooming. Repot in spring every 1-2 years into a slightly larger pot with well-draining potting mix. Monitor for pests like aphids and spider mites, treating promptly with insecticidal soap or neem oil. Provide temperatures between 60-75°F (15-24°C) for optimal growth. Reduce watering and fertilization in the fall and winter as growth slows. Ensure good air circulation to prevent fungal diseases.

How do I propagate Cup Flower?

Cup Flower can be propagated through stem cuttings, division, and, less commonly, from keiki (small plantlets that grow on the parent plant). For stem cuttings, take 4-6 inch cuttings from healthy stems, remove the lower leaves, and dip the cut end in rooting hormone. Plant the cuttings in moist potting mix and cover with a plastic bag to maintain humidity. Keep in a warm, bright location until roots develop (usually 4-6 weeks). For division, carefully separate the root ball of a mature plant into smaller sections, ensuring each section has healthy roots and stems. Replant the divisions in separate pots. Keiki propagation is rare, but if keiki develop, allow them to grow until they have roots, then carefully remove them and plant in their own pots.

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