Akebia vs Empress Tree Plant Comparison

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

Akebia

Akebia

Akebia quinata

VS
Empress Tree

Empress Tree

Paulownia tomentosa

Akebia

Akebia

Akebia quinata

Akebia quinata, commonly known as Chocolate Vine, is a deciduous to semi-evergreen twining vine. It's known for its unique, chocolate-scented flowers and edible fruit. The vine features palmate leaves with five leaflets, giving it its other common name, Five-Leaf Akebia. It's a vigorous grower, often used to cover fences, walls, or pergolas. While it can be grown in containers, its rapid growth and vining nature make it primarily an outdoor plant. People grow it for its attractive foliage, fragrant flowers, and ornamental value. It is considered invasive in some regions due to its aggressive growth habit.

Lardizabalaceae China, Korea, Japan
✨ Features: Fragrant flowers, edible fruit (though not always palatable), attractive foliage.
📖 Read Complete Akebia Guide
Empress Tree

Empress Tree

Paulownia tomentosa

The Empress Tree is a fast-growing deciduous tree known for its large, heart-shaped leaves and fragrant, showy purple flowers that bloom in early spring before the leaves emerge. It is primarily an outdoor tree, reaching heights of 30-60 feet. People grow it for its ornamental value, providing shade and adding a striking visual element to landscapes. While it can be grown in containers, its rapid growth and large size make it challenging to maintain indoors long-term. It is considered invasive in some regions due to its prolific seed production and ability to colonize disturbed areas.

Paulowniaceae Central and Western China
✨ Features: Fast growth, large leaves, fragrant flowers
📖 Read Complete Empress Tree Guide

Quick Plant Comparison

Feature Akebia Empress Tree
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight for optimal flowering and growth. Full sun (at least 6 hours of direct sunlight daily)
Watering Every 7-10 days during the growing season, less frequently in winter. Every 1-2 weeks, depending on weather and soil drainage
Humidity 40-60% 30-50%
Temperature 15-24°C 15-27°C
Care Level Expert Expert
Growth Rate Fast Fast
Max Height Rarely flowers or fruits indoors. Outdoor height: 6-12 meters Difficult to maintain indoors. Outdoors: 9-18 meters (30-60 feet)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil, such as a mix of loam, sand, and compost. Well-draining soil, such as a mix of loam, sand, and compost
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (primarily pruning). 30 minutes weekly (watering, pruning, monitoring for pests)

🔬 Botanical Information — Comparing These Plants

Akebia

Scientific Name Akebia quinata
Family Lardizabalaceae
Native To China, Korea, Japan
Also Known As Chocolate Vine, Five-Leaf Akebia
Leaves The leaves are palmate, meaning they resemble a hand with fingers. Each leaf consists of five oval-shaped leaflets, each about 5-10 cm long. The leaflets are a deep green color and have a slightly leathery texture. In colder climates, the leaves may turn purplish before falling off in the winter.
Flowers Akebia quinata produces small, cup-shaped flowers in spring. The flowers are typically a purplish-brown color and have a distinct chocolate scent. It rarely flowers indoors. The plant is dioecious, meaning that male and female flowers are borne on separate plants. Both male and female plants are needed for fruit production.

Empress Tree

Scientific Name Paulownia tomentosa
Family Paulowniaceae
Native To Central and Western China
Also Known As Empress Tree, Princess Tree, Foxglove Tree
Leaves The leaves are very large, heart-shaped (cordate), and typically 15-40 cm (6-16 inches) wide. They are a medium green color and have a slightly fuzzy texture when young.
Flowers The Empress Tree produces large, showy panicles of fragrant, pale purple flowers in early spring, before the leaves emerge. Flowering is rare indoors.

📏 Size & Growth — Plant Comparison

Akebia

Height Rarely flowers or fruits indoors. Outdoor height: 6-12 meters
Spread Spreads aggressively via vines; can cover a large area. Outdoor spread: 3-6 meters
Growth Rate Fast
Growth Pattern Akebia quinata is a vigorous, twining vine that climbs by wrapping its stems around supports. It can quickly cover large areas if not properly managed. Its growth is particularly rapid during the growing season.

Empress Tree

Height Difficult to maintain indoors. Outdoors: 9-18 meters (30-60 feet)
Spread Outdoors: 6-12 meters (20-40 feet)
Growth Rate Fast
Growth Pattern Upright, spreading tree with a rounded crown. It grows rapidly, adding several feet of height each year, especially when young.

🌱 Propagation — Comparing Plant Growth

Akebia

Methods: Stem cuttings, Seed, Layering

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late spring or early summer. Dip the cut end in rooting hormone and plant in a well-draining potting mix. Keep the soil moist and provide humidity. Seeds require stratification before sowing.

Empress Tree

Methods: Seeds, root cuttings

Difficulty: Moderate

Tips: For seeds, stratify them in the refrigerator for a few weeks before sowing. Root cuttings should be taken in late winter or early spring.

✨ Benefits & Features — Comparing Plant Value

Akebia

Akebia quinata is unique for its chocolate-scented flowers and palmate leaves with five leaflets. Its rapid growth and vining habit make it a popular choice for covering outdoor structures, but also contribute to its invasive potential. The edible, though bland, fruit adds to its novelty.

  • ✓ Provides shade and privacy
  • ✓ Adds visual interest to outdoor spaces
  • ✓ Fragrant flowers enhance the garden experience
  • ✓ Can attract pollinators
  • ✓ Offers a unique ornamental feature
  • ⚠️ Toxic to pets

Empress Tree

The Empress Tree is distinguished by its exceptionally large leaves and early spring blooms, which appear before the leaves emerge. Its rapid growth rate also sets it apart from many other ornamental trees.

  • ✓ Provides shade in the summer
  • ✓ Offers beautiful spring blooms
  • ✓ Attracts pollinators to the garden
  • ✓ Adds a unique architectural element to the landscape
  • ✓ Fast growth provides quick results.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Akebia

Repotting Repotting is rarely needed if grown in a container, due to the plant's outdoor preference. If container-grown, repot every 2-3 years in spring.
Pruning Prune regularly to control its aggressive growth. Prune after flowering to remove unwanted vines and maintain shape.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season (spring and summer).
Seasonal Care In spring and summer, provide regular watering and fertilization. Prune after flowering to control growth. In fall, reduce watering and stop fertilizing. Protect from extreme cold in winter, although it is generally cold-hardy.

Empress Tree

Repotting Not recommended for indoor growing due to rapid growth. Outdoor trees do not need repotting.
Pruning Prune in late winter or early spring to remove dead or damaged branches and to shape the tree.
Fertilizing Balanced fertilizer (10-10-10) in early spring, following package instructions. Avoid over-fertilizing.
Seasonal Care In spring, fertilize and prune. In summer, water regularly. In fall, collect seeds if desired. In winter, protect young trees from frost.

🌞 Light Requirements

Akebia

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

Low light tolerant: ❌ No

Empress Tree

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

Low light tolerant: ❌ No

💧 Watering Needs

Akebia

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. During the growing season, water more frequently. Reduce watering in the winter. Signs of underwatering include wilting leaves. Overwatering symptoms include yellowing leaves and a soggy soil.

Empress Tree

Water deeply when the top few inches of soil are dry, especially during the growing season. Avoid overwatering, which can lead to root rot. In containers, ensure proper drainage. Reduce watering in the winter when the tree is dormant. Signs of underwatering include wilting leaves; overwatering includes yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Akebia

Temperature: 15-24°C

Humidity: 40-60%

Empress Tree

Temperature: 15-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Akebia

Akebia

Akebia quinata
Care: Expert Time: 30 minutes weekly (primarily pruning). Beginner: No

Experienced gardeners looking for a fast-growing vine to cover outdoor structures.

✅ Choose This Plant If...

  • You want a fast-growing vine for outdoor coverage
  • You enjoy fragrant flowers
  • You are an experienced gardener looking for a challenge
  • You want to create a privacy screen quickly
  • You are interested in experimenting with edible (but potentially bland) fruits.

❌ Skip This Plant If...

  • You have pets (toxic)
  • You are a beginner gardener
  • You want a low-maintenance plant
📍 Ideal Location: Outdoors: Pergola, fence, wall, or trellis in a sunny location.
🎨 Style: Cottage, Rustic, Naturalistic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Akebia is toxic to dogs, cats, and horses. The toxic principle is unknown, but symptoms include vomiting and diarrhea. All parts of the plant are considered toxic.
Empress Tree

Empress Tree

Paulownia tomentosa
Care: Expert Time: 30 minutes weekly (watering, pruning, monitoring for pests) Beginner: No

Gardeners with large outdoor spaces who appreciate fast-growing shade trees with showy flowers.

✅ Choose This Plant If...

  • You want a fast-growing shade tree
  • You appreciate fragrant, showy purple flowers in early spring
  • You have a large outdoor space to accommodate its size
  • You want a tree that attracts pollinators
  • You are willing to manage its potential for invasive spread.

❌ Skip This Plant If...

  • You have a small garden or limited space
  • You are looking for an easy-to-care-for indoor plant
  • You live in an area where it is considered invasive
📍 Ideal Location: Outdoor garden or landscape with full sun and well-draining soil
🎨 Style: Traditional, Naturalistic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Paulownia tomentosa is toxic to horses. The toxic principle is unknown. Symptoms include gastrointestinal upset.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Akebia Care Tips

Akebia quinata is primarily an outdoor plant. Growing it indoors is challenging due to its need for full sun and its aggressive growth habit. It requires regular pruning and a large container. It rarely flowers or fruits indoors. Due to its toxicity to pets, caution is advised.

  • Provide a strong support structure for the vine to climb.
  • Prune regularly to control its aggressive growth and prevent it from becoming invasive.
  • Ensure well-draining soil to prevent root rot.
  • Fertilize monthly during the growing season to promote healthy growth and flowering.
  • Monitor for pests and treat promptly to prevent infestations.
❄️ Winter: In winter, reduce watering significantly. The plant is cold-hardy but may benefit from protection from harsh winds or extreme cold. Avoid fertilizing during the winter months. Pruning can be done in late winter or early spring before new growth begins.
☀️ Summer: During the summer, provide regular watering, especially during hot and dry periods. Fertilize monthly to promote healthy growth. Monitor for pests and treat promptly. Prune as needed to control growth and maintain shape.

Empress Tree Care Tips

The Empress Tree is primarily an outdoor tree that requires full sun and well-draining soil. Growing it indoors is extremely challenging due to its size and light requirements. It is best suited for outdoor landscapes where it has ample space to grow. Requires regular pruning to maintain shape and control size.

  • Plant in well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Prune regularly to maintain shape and control size.
  • Fertilize in early spring with a balanced fertilizer.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Protect young trees from frost damage by wrapping the trunk with burlap. Reduce watering during dormancy.
☀️ Summer: Water regularly during hot, dry periods. Monitor for pests and diseases. Provide shade during extreme heat if possible.

⚠️ Common Problems & Solutions — Plant Care Comparison

Akebia

Common Issues: Invasive growth, Pests (aphids, spider mites), Root rot, Lack of flowering
Solutions: Control spread by pruning regularly and containing the roots. Treat pests with insecticidal soap or neem oil. Ensure well-draining soil and avoid overwatering to prevent root rot. Provide adequate sunlight and fertilizer to promote flowering.

Empress Tree

Common Issues: Root rot, leaf spot, powdery mildew, invasive spread
Solutions: Ensure well-draining soil and avoid overwatering to prevent root rot. Use a fungicide for leaf spot and powdery mildew. Control invasive spread by removing seedlings and preventing seed production.

❓ Frequently Asked Questions — Comparing These Plants

Akebia

What are the light requirements for Akebia?

Akebia thrives in full sun to partial shade. Ideally, it should receive at least 6 hours of direct sunlight per day for optimal flowering and fruit production. However, in hotter climates, afternoon shade is beneficial to protect the foliage from scorching. Insufficient light can result in leggy growth and reduced flowering.

How do I care for Akebia?

Akebia requires well-draining soil and a sunny to partially shaded location. Water regularly, especially during dry periods, ensuring the soil remains consistently moist but not waterlogged. Provide a sturdy support structure, such as a trellis or fence, for the vine to climb. Prune annually in late winter or early spring to control its size and shape, removing any dead or overcrowded growth. Fertilize in spring with a balanced fertilizer to promote healthy growth and flowering. Monitor for pests and diseases, addressing any issues promptly.

How do I propagate Akebia?

Akebia can be propagated through stem cuttings or layering. For stem cuttings, take semi-hardwood cuttings in late spring or early summer. Dip the cut ends in rooting hormone and plant them in well-draining potting mix. Keep the cuttings moist and in a warm, humid environment until they root.

Empress Tree

What are the light requirements for Empress Tree?

Empress Trees need bright, indirect light to thrive indoors. Insufficient light will result in leggy growth and smaller leaves. An east-facing window is ideal, providing gentle morning sun. A south-facing window can also work, but shield the plant from intense midday sun with a sheer curtain. Rotate the plant regularly to ensure even light exposure on all sides. If natural light is insufficient, supplement with a grow light. Place the grow light 12-18 inches away from the plant. Observe the plant’s response to the light and adjust accordingly. A lack of light causes stunted growth and pale foliage.

How do I care for Empress Tree?

Empress Tree requires bright, indirect light; too much direct sun can scorch the leaves. Water thoroughly when the top inch of soil is dry, ensuring good drainage to prevent root rot. A well-draining potting mix is crucial. Maintain a temperature between 65-75°F (18-24°C). Humidity levels should be moderate to high; consider using a humidifier or pebble tray. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain shape and encourage bushier growth; remove any dead or yellowing leaves. Repot annually in spring, increasing pot size as needed. Monitor for pests like spider mites and aphids, and treat promptly with insecticidal soap. Providing stable conditions are key to health and growth.

How do I propagate Empress Tree?

Empress Tree can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem in spring. 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. Cover with a plastic bag to increase humidity. Roots should develop in 4-6 weeks. For air layering, make a shallow cut on a stem and wrap it with moist sphagnum moss. Cover the moss with plastic wrap and secure it with tape. Keep the moss moist. Roots should develop in several weeks. Once roots are visible, cut the stem below the roots and plant it in a pot. Ensure stable conditions during propagation.

Last updated: May 1, 2026 — Plant care data reviewed and verified by our editorial team.