Japanese Yew vs Princess Flower Plant Comparison

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

Japanese Yew

Japanese Yew

Taxus cuspidata

VS
Princess Flower

Princess Flower

Tibouchina urvilleana

Japanese Yew

Japanese Yew

Taxus cuspidata

Taxus cuspidata, or Japanese Yew, is a slow-growing, evergreen shrub or small tree typically reaching 3-10 meters in height. It features dense, dark green needle-like foliage arranged spirally on the shoots. Primarily an outdoor plant, it's valued for its adaptability to shaping and hedging. While occasionally attempted indoors, it struggles due to insufficient light and humidity. People grow it outdoors for its formal appearance, tolerance of shade, and red berry-like arils (though these are toxic).

Taxaceae Japan, Korea, Russian Far East, and Northeast China
✨ Features: Dense evergreen foliage, tolerance of shade, can be pruned into formal shapes.
📖 Read Complete Japanese Yew 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 Japanese Yew Princess Flower
Light Full sun to partial shade outdoors. Requires very bright, direct light if attempted indoors, which is difficult to provide. Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.
Watering Outdoors: Every 1-2 weeks, depending on weather. Indoors: Every 7-10 days, but monitor soil moisture closely. Every 3-7 days, depending on environmental conditions and pot size.
Humidity 30-50% 50-70%
Temperature 10-24°C 18-27°C
Care Level Expert Expert
Growth Rate Slow Fast
Max Height Indoors: Rarely exceeds 1-2 meters. Outdoors: 3-10 meters. 1-2 meters (indoors, rarely reaches outdoor size)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-drained, slightly acidic soil. A mix of potting soil, perlite, and pine bark fines is suitable. Well-draining, slightly acidic soil mix. A mix of potting soil, peat moss, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (including watering, pruning, and pest checks) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Japanese Yew

Scientific Name Taxus cuspidata
Family Taxaceae
Native To Japan, Korea, Russian Far East, and Northeast China
Also Known As Japanese Yew, Spreading Yew
Leaves The leaves are needle-like, flat, and dark green, measuring 1-3 cm long and 2-3 mm wide. They are arranged spirally on the shoots but appear two-ranked due to twisting at the base.
Flowers Japanese Yew is dioecious, meaning male and female flowers are on separate plants. The flowers are inconspicuous. Indoors, flowering is rare.

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

Japanese Yew

Height Indoors: Rarely exceeds 1-2 meters. Outdoors: 3-10 meters.
Spread Indoors: 0.5-1 meter. Outdoors: 1.5-4 meters.
Growth Rate Slow
Growth Pattern Outdoors, it grows as a dense, multi-stemmed shrub or small tree with an upright or spreading habit. Indoors, growth is significantly slower and more compact.

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

Japanese Yew

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer. Use rooting hormone and provide high humidity. Seed propagation requires stratification and can be slow.

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

Japanese Yew

The Japanese Yew is known for its dense, evergreen foliage and tolerance of shade. It is also highly adaptable to pruning and shaping, making it a popular choice for formal gardens and topiary.

  • ✓ Provides year-round greenery
  • ✓ Can be shaped into formal hedges or topiary
  • ✓ Offers privacy screening
  • ✓ Provides habitat for birds (outdoors)
  • ✓ Adds a touch of elegance to the landscape.
  • ⚠️ 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

Japanese Yew

Repotting Repot every 2-3 years if grown in a container, or when roots become pot-bound.
Pruning Prune in late winter or early spring to maintain shape and size.
Fertilizing Slow-release fertilizer in spring. Diluted liquid fertilizer every 2-3 months during the growing season (spring/summer).
Seasonal Care In winter, protect from heavy snow loads. Reduce watering during dormancy. In summer, provide adequate moisture and protect from intense afternoon sun.

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

Japanese Yew

Full sun to partial shade outdoors. Requires very bright, direct light if attempted indoors, which is difficult to provide.

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

Japanese Yew

Outdoors, water deeply when the topsoil feels dry. Indoors, maintain consistent moisture but avoid waterlogging. Overwatering can lead to root rot, indicated by yellowing needles and a musty smell. Underwatering results in browning needles and dry soil.

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

Japanese Yew

Temperature: 10-24°C

Humidity: 30-50%

Princess Flower

Temperature: 18-27°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Japanese Yew

Japanese Yew

Taxus cuspidata
Care: Expert Time: 30 minutes weekly (including watering, pruning, and pest checks) Beginner: No

Experienced gardeners seeking a formal evergreen shrub for outdoor landscapes, without pets or small children.

✅ Choose This Plant If...

  • You want a formal evergreen shrub for your garden
  • You need a plant that tolerates shade
  • You enjoy pruning and shaping plants
  • You are an experienced gardener looking for a challenge
  • You want a long-lived plant for your landscape.

❌ Skip This Plant If...

  • You have pets or small children due to its toxicity
  • You lack a bright, sunny location
  • You are a beginner gardener
  • You want a fast-growing plant
  • You dislike frequent pruning.
📍 Ideal Location: Outdoors: Foundation planting, hedge, or specimen plant. Indoors: Only suitable for very bright sunrooms or greenhouses.
🎨 Style: Traditional, Formal, Asian-inspired
🏠 Apartment Friendly: No
⚠️ All parts of the plant, except the fleshy red aril surrounding the seed, are highly toxic to dogs, cats, horses, and humans. Symptoms include muscle tremors, incoordination, difficulty breathing, and potentially cardiac arrest. The seeds within the aril are also toxic if chewed.
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

📈

Japanese Yew has slow growth, while Princess Flower grows fast.

💡 Pro Tips For Comparing These Plants

Japanese Yew Care Tips

Japanese Yew is primarily an outdoor plant. Indoor cultivation is challenging due to high light requirements and humidity needs. Requires careful watering and fertilization. Toxicity is a major concern for pet owners. Expect slow growth indoors.

  • Ensure excellent drainage to prevent root rot.
  • Provide consistent moisture, especially during dry periods.
  • Prune regularly to maintain desired shape and size.
  • Protect from harsh winter winds.
  • Monitor for pests and diseases regularly.
❄️ Winter: Protect from heavy snow loads. Reduce watering during dormancy. Apply mulch to protect the roots from freezing temperatures.
☀️ Summer: Provide adequate moisture, especially during dry periods. Protect from intense afternoon sun to prevent needle burn.

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

Japanese Yew

Common Issues: Needle blight, Root rot, Spider mites, Scale
Solutions: Needle blight: Improve air circulation and apply fungicide. Root rot: Improve drainage and reduce watering. Spider mites: Increase humidity and treat with insecticidal soap. Scale: Manually remove or treat with horticultural oil.

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

Japanese Yew

What are the light requirements for Japanese Yew?

Japanese Yew thrives in bright, indirect light indoors. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the needles. An east-facing window is often ideal, providing gentle morning light. A north-facing window can also work if the light is bright enough. If you’re using a south- or west-facing window, position the plant further away from the window or use sheer curtains to diffuse the light.

How do I care for Japanese Yew?

To successfully grow a Japanese Yew indoors, start with a well-draining potting mix in a pot with drainage holes. Water thoroughly when the top inch of soil feels dry, allowing excess water to drain away. Avoid overwatering, as this can lead to root rot. Provide bright, indirect light for optimal growth; avoid direct sunlight, which can scorch the foliage.

How do I propagate Japanese Yew?

Japanese Yew can be propagated through stem cuttings or air layering.

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: May 6, 2026 — Plant care data reviewed and verified by our editorial team.