Jasmine Tobacco vs Princess Flower Plant Comparison

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

Jasmine Tobacco

Jasmine Tobacco

Nicotiana alata

VS
Princess Flower

Princess Flower

Tibouchina urvilleana

Jasmine Tobacco

Jasmine Tobacco

Nicotiana alata

Nicotiana alata, commonly known as Jasmine Tobacco, is a tender perennial often grown as an annual. It features a basal rosette of large, oval leaves from which tall, slender stalks emerge, bearing clusters of trumpet-shaped, fragrant flowers. The flowers are typically white but can also be found in shades of pink, red, and lime green. It's primarily grown outdoors for its evening fragrance and attractive blooms, which attract pollinators. While it can be grown indoors, providing sufficient light and humidity is challenging, making it more suitable for outdoor gardens.

Solanaceae South America (Argentina, Bolivia)
✨ Features: Strong, sweet fragrance, especially at night; attracts pollinators.
📖 Read Complete Jasmine Tobacco Guide
Princess Flower

Princess Flower

Tibouchina urvilleana

Tibouchina urvilleana, commonly known as Princess Flower, is a fast-growing evergreen shrub or small tree prized for its vibrant purple flowers. Native to Brazil, it typically grows outdoors in warm climates. It features velvety, dark green leaves and produces profuse blooms throughout the warmer months. While it can be grown in containers, it requires significant sunlight and humidity to thrive, making it challenging to maintain indoors long-term. People grow it for its showy flowers and tropical appearance.

Melastomataceae Brazil
✨ Features: Prolific blooms, attractive foliage
📖 Read Complete Princess Flower Guide

Quick Plant Comparison

Feature Jasmine Tobacco Princess Flower
Light Full sun to partial shade outdoors. Indoors, requires at least 6-8 hours of direct sunlight daily, ideally from a south-facing window. Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.
Watering Every 2-5 days outdoors, depending on weather; every 5-7 days indoors, adjusting for light and temperature. Every 3-7 days, depending on environmental conditions and pot size.
Humidity 40-60% 50-70%
Temperature 18-24°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height 0.3-0.9 meters indoors (much taller outdoors, up to 1.5 meters) 1-2 meters (indoors, rarely reaches outdoor size)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining potting mix amended with compost or perlite. Well-draining, slightly acidic soil mix. A mix of potting soil, peat moss, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15-30 minutes weekly 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Jasmine Tobacco

Scientific Name Nicotiana alata
Family Solanaceae
Native To South America (Argentina, Bolivia)
Also Known As Jasmine Tobacco, Flowering Tobacco, Sweet Tobacco
Leaves The leaves are large, oval, and slightly sticky to the touch. They are typically a medium green color and have a slightly hairy texture.
Flowers It flowers readily outdoors, producing clusters of trumpet-shaped flowers that are typically white but can also be found in shades of pink, red, and lime green. Indoors, flowering is less reliable and may require supplemental lighting.

Princess Flower

Scientific Name Tibouchina urvilleana
Family Melastomataceae
Native To Brazil
Also Known As Princess Flower, Glory Bush, Lasiandra
Leaves Oppositely arranged, ovate to lance-shaped leaves with a velvety texture. The leaves are typically dark green and can grow up to 15 cm long.
Flowers Produces profuse, showy purple flowers with prominent stamens. Flowers are typically 7-10 cm in diameter. Flowering is less likely indoors due to insufficient light.

📏 Size & Growth — Plant Comparison

Jasmine Tobacco

Height 0.3-0.9 meters indoors (much taller outdoors, up to 1.5 meters)
Spread 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern It grows as a basal rosette of leaves, from which tall, slender flower stalks emerge. The stalks can reach up to 1.5 meters in height outdoors.

Princess Flower

Height 1-2 meters (indoors, rarely reaches outdoor size)
Spread 1-1.5 meters (indoors)
Growth Rate Fast
Growth Pattern Bushy shrub or small tree with an upright growth habit. It can be pruned to maintain a desired shape and size.

🌱 Propagation — Comparing Plant Growth

Jasmine Tobacco

Methods: Seed, Stem cuttings

Difficulty: Easy

Tips: Seeds can be sown directly into the garden after the last frost or started indoors 6-8 weeks before. Stem cuttings can be taken in spring or summer and rooted in water or moist potting mix.

Princess Flower

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.

✨ Benefits & Features — Comparing Plant Value

Jasmine Tobacco

Its intense fragrance, especially at night, sets it apart from many other flowering plants. The trumpet-shaped flowers and tall stalks create a dramatic display in the garden.

  • ✓ Attracts pollinators to the garden
  • ✓ Provides a strong, pleasant fragrance, especially in the evening
  • ✓ Adds visual interest with its tall flower stalks and colorful blooms
  • ✓ Can be used in cut flower arrangements
  • ✓ Provides a sense of accomplishment for experienced gardeners.
  • ⚠️ Toxic to pets

Princess Flower

The velvety texture of the leaves and the vibrant purple color of the flowers make this plant stand out. It's also a fast grower, quickly filling in garden spaces.

  • ✓ Provides vibrant color to gardens and patios.
  • ✓ Attracts pollinators like bees and butterflies.
  • ✓ Can be pruned into a desired shape.
  • ✓ Offers a tropical aesthetic.
  • ✓ Can be grown in containers on patios or balconies.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Jasmine Tobacco

Repotting Repot annually in spring if grown in a container, using a slightly larger pot.
Pruning Pinch back young plants to encourage bushier growth. Deadhead spent flowers to promote continued blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In summer, provide consistent moisture and protect from intense afternoon sun. In winter, reduce watering and provide supplemental light if growing indoors. It is often grown as an annual, so replanting may be necessary each spring.

Princess Flower

Repotting Repot every 1-2 years in spring, or when the plant becomes root-bound.
Pruning Prune after flowering to maintain shape and encourage bushier growth. Remove any dead or diseased branches.
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 fertilization. Protect from frost if grown outdoors. In summer, provide ample water and fertilizer to support flowering.

🌞 Light Requirements

Jasmine Tobacco

Full sun to partial shade outdoors. Indoors, requires at least 6-8 hours of direct sunlight daily, ideally from a south-facing window.

Low light tolerant: ❌ No

Princess Flower

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

Low light tolerant: ❌ No

💧 Watering Needs

Jasmine Tobacco

Water thoroughly when the top inch of soil feels dry to the touch. 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 a musty smell.

Princess Flower

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; signs of overwatering include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Jasmine Tobacco

Temperature: 18-24°C

Humidity: 40-60%

Princess Flower

Temperature: 18-27°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Jasmine Tobacco

Jasmine Tobacco

Nicotiana alata
Care: Expert Time: 15-30 minutes weekly Beginner: No

Experienced gardeners who want a fragrant, flowering plant for their outdoor garden and are aware of its toxicity.

✅ Choose This Plant If...

  • You want a plant with a strong, sweet fragrance, especially at night
  • You want to attract pollinators to your garden
  • You have a sunny outdoor location
  • You are experienced with gardening and can provide the necessary care
  • You are willing to take precautions to protect pets from its toxicity.

❌ Skip This Plant If...

  • You have pets that may ingest the plant
  • You cannot provide at least 6-8 hours of direct sunlight daily
  • You are a beginner gardener looking for an easy indoor plant.
📍 Ideal Location: Sunny outdoor garden or patio. Indoors, a south-facing window is best.
🎨 Style: Cottage, Traditional, Romantic
🏠 Apartment Friendly: Limited
⚠️ All parts of Nicotiana alata are toxic to dogs, cats, and horses due to the presence of nicotine and other alkaloids. Symptoms include vomiting, diarrhea, incoordination, weakness, tremors, seizures, and potentially death. Contact a veterinarian immediately if ingestion is suspected.
Princess Flower

Princess Flower

Tibouchina urvilleana
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners in warm climates who want a showy flowering shrub for their garden.

✅ Choose This Plant If...

  • You live in a warm climate with plenty of sunshine.
  • You want a plant with vibrant purple flowers.
  • You have experience caring for demanding plants.
  • You have a greenhouse or sunroom to provide adequate light and humidity.
  • You are willing to provide regular pruning and fertilization.

❌ Skip This Plant If...

  • You live in a cold climate with limited sunlight.
  • You are a beginner gardener.
  • You have pets that may ingest the plant.
  • You don't have time for regular pruning and fertilization.
  • You don't have a bright, sunny location.
📍 Ideal Location: Bright, sunny windowsill or sunroom (if indoors). Outdoor patio or garden in warm climates.
🎨 Style: Tropical, Bohemian, Traditional
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Tibouchina species are toxic to dogs, cats, and horses. Symptoms include vomiting and diarrhea. 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 Check space

⚡ Key Differences Between These Plants

📈

Jasmine Tobacco has moderate growth, while Princess Flower grows fast.

💡 Pro Tips For Comparing These Plants

Jasmine Tobacco Care Tips

Jasmine Tobacco is relatively easy to grow outdoors but challenging indoors due to its high light requirements. It needs consistent moisture, well-draining soil, and regular fertilization. Indoor plants often struggle to bloom and may become leggy without sufficient light. Toxicity to pets is a major concern.

  • Provide well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Fertilize every 2-4 weeks during the growing season with a balanced liquid fertilizer.
  • Protect from strong winds, which can damage the tall flower stalks.
  • Monitor for pests and diseases regularly and treat promptly.
❄️ Winter: If grown as an annual, the plant will die back in winter. If grown indoors, reduce watering and provide supplemental light if needed.
☀️ Summer: Provide consistent moisture and protect from intense afternoon sun. Deadhead spent flowers regularly to encourage more blooms.

Princess Flower Care Tips

Princess Flower is primarily an outdoor plant that requires full sun and high humidity. Indoor cultivation is challenging due to the difficulty of providing adequate light and humidity. It needs regular watering and fertilization. Expect reduced flowering and potential pest issues indoors.

  • Provide at least 6 hours of direct sunlight daily.
  • Water thoroughly when the top inch of soil is dry.
  • Fertilize regularly during the growing season.
  • Prune after flowering to maintain shape.
  • Monitor for pests and diseases regularly.
❄️ Winter: Reduce watering frequency. Protect from frost if grown outdoors. Avoid fertilizing during the dormant season.
☀️ Summer: Provide ample water and fertilizer to support flowering. Protect from intense afternoon sun in extremely hot climates to prevent leaf scorch.

⚠️ Common Problems & Solutions — Plant Care Comparison

Jasmine Tobacco

Common Issues: Aphids, Whiteflies, Tobacco mosaic virus, Root rot
Solutions: Aphids and whiteflies can be controlled with insecticidal soap or neem oil. Tobacco mosaic virus is incurable; remove and destroy infected plants. Root rot is caused by overwatering; improve drainage and reduce watering frequency.

Princess Flower

Common Issues: Spider mites, Aphids, Root rot, Leaf spot
Solutions: Spider mites/Aphids: Treat with insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering frequency. Leaf spot: Remove affected leaves and apply a fungicide.

❓ Frequently Asked Questions — Comparing These Plants

Jasmine Tobacco

What are the light requirements for Jasmine Tobacco?

Jasmine Tobacco requires a good amount of light to thrive and produce abundant blooms. Aim for at least 6 hours of direct sunlight per day, ideally in the morning or late afternoon. In hotter climates, providing some afternoon shade can prevent leaf scorch. If grown indoors, place the plant near a sunny window, such as a south-facing or west-facing window.

How do I care for Jasmine Tobacco?

Jasmine Tobacco thrives in full sun to partial shade, needing at least 6 hours of sunlight daily for optimal blooming. Water regularly, keeping the soil consistently moist but not waterlogged. During hot weather, water more frequently. Fertilize every 2-3 weeks with a balanced liquid fertilizer during the growing season to promote abundant blooms.

How do I propagate Jasmine Tobacco?

Jasmine Tobacco can be propagated through seeds or stem cuttings. For seed propagation, sow seeds indoors 6-8 weeks before the last expected frost. For stem cuttings, take 4-6 inch cuttings from healthy stems in the spring or summer. 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. Rooting typically occurs in 2-4 weeks.

Princess Flower

What are the light requirements for Princess Flower?

Princess Flower thrives in bright, indirect sunlight. Ideally, it needs at least 6 hours of sunlight per day to produce abundant blooms. A location near an east- or west-facing window is often suitable indoors. Avoid direct afternoon sun, which can scorch the leaves. If grown outdoors, provide partial shade during the hottest part of the day. Insufficient light can result in fewer blooms and leggy growth. Rotate the plant regularly to ensure even light exposure on all sides. During the winter months, when sunlight is less intense, consider supplementing with artificial grow lights.

How do I care for Princess Flower?

Princess Flower requires well-draining, acidic soil with a pH of 5.5 to 6.5. Water thoroughly when the top inch of soil feels dry, allowing excess water to drain. Fertilize every 2-4 weeks during the growing season (spring to fall) with a balanced fertilizer formulated for flowering plants. Prune regularly to maintain shape and encourage bushier growth and more blooms. Provide bright, indirect sunlight for at least 6 hours a day. Maintain a moderate humidity level, especially indoors. Protect from frost and freezing temperatures. Repot every 1-2 years as needed, using a slightly larger pot. Monitor for pests like aphids and spider mites, and treat promptly if detected. Ensure good air circulation to prevent fungal diseases.

How do I propagate Princess Flower?

Princess Flower can be propagated using stem cuttings. Take 4-6 inch cuttings from new growth in spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix. Keep the soil moist and provide bright, indirect light. Rooting typically occurs within 4-8 weeks. Division can be done when repotting mature plants, carefully separating the root ball. Keikis are not common on Princess Flower.

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