Daylily vs Empress Tree Plant Comparison

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

Daylily

Daylily

Hemerocallis spp.

VS
Empress Tree

Empress Tree

Paulownia tomentosa

Daylily

Daylily

Hemerocallis spp.

Daylilies are herbaceous perennials known for their vibrant, trumpet-shaped flowers that bloom for only a single day (hence the name). They form clumps of arching, grass-like leaves and produce tall flower stalks (scapes) bearing multiple buds, ensuring a succession of blooms over several weeks. Daylilies are primarily outdoor plants, prized for their low maintenance and wide range of flower colors, sizes, and forms. They are grown in gardens and landscapes for their beauty and ability to attract pollinators. While technically possible to grow indoors, they require very bright light and are unlikely to thrive or flower well.

Asphodelaceae Asia (primarily East Asia)
✨ Features: Wide range of flower colors and forms, attracts pollinators, relatively drought-tolerant once established.
📖 Read Complete Daylily 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 Daylily Empress Tree
Light Full sun to partial shade (at least 6 hours of direct sunlight daily for optimal flowering) Full sun (at least 6 hours of direct sunlight daily)
Watering Every 7-10 days, depending on weather and soil drainage Every 1-2 weeks, depending on weather and soil drainage
Humidity 40-60% 30-50%
Temperature 13-27°C 15-27°C
Care Level Expert Expert
Growth Rate Moderate To Fast; Can Be Aggressive Spreaders Via Rhizomes Fast
Max Height 0.3-1.2 meters (outdoors); significantly smaller and less vigorous indoors Difficult to maintain indoors. Outdoors: 9-18 meters (30-60 feet)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, fertile soil rich in organic matter Well-draining soil, such as a mix of loam, sand, and compost
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (deadheading, watering) 30 minutes weekly (watering, pruning, monitoring for pests)

🔬 Botanical Information — Comparing These Plants

Daylily

Scientific Name Hemerocallis spp.
Family Asphodelaceae
Native To Asia (primarily East Asia)
Also Known As Daylily
Leaves The leaves are linear, arching, and grass-like, typically 30-90 cm long and 2-4 cm wide. They are usually green, but some cultivars may have slightly different shades. The leaves emerge from the base of the plant in a fan-like arrangement.
Flowers Daylilies rarely flower indoors due to insufficient light. Outdoors, they produce trumpet-shaped flowers in a wide range of colors, including yellow, orange, red, pink, purple, and white. Flowers can be single, double, or spider-like in form, with varying petal shapes and sizes. Each flower lasts only one day, but the plant produces numerous buds for a prolonged blooming period.

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

Daylily

Height 0.3-1.2 meters (outdoors); significantly smaller and less vigorous indoors
Spread 0.3-0.9 meters (outdoors); spreads via rhizomes
Growth Rate Moderate To Fast; Can Be Aggressive Spreaders Via Rhizomes
Growth Pattern Daylilies grow in clumps, with arching, grass-like leaves emerging from a central crown. They spread via rhizomes, forming larger clumps over time. Flower stalks (scapes) rise above the foliage, bearing multiple buds that open sequentially.

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

Daylily

Methods: Division, Seed

Difficulty: Easy

Tips: Divide clumps in early spring or fall. Ensure each division has healthy roots and foliage. Sow seeds in spring after a period of cold stratification.

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

Daylily

Daylilies are known for their individual flowers that only last one day, but the plant produces numerous buds for extended blooming. The wide variety of cultivars offers a diverse range of flower colors, shapes, and sizes.

  • ✓ Adds vibrant color to the garden
  • ✓ Attracts pollinators like bees and butterflies
  • ✓ Relatively low maintenance
  • ✓ Drought-tolerant once established
  • ✓ Provides a long blooming season
  • ⚠️ 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

Daylily

Repotting Not applicable for outdoor planting. If grown in containers, repot every 2-3 years or when the plant becomes root-bound, using a larger pot and fresh soil.
Pruning Remove spent flower stalks (deadheading) to encourage further blooming. Cut back foliage in late fall after it has died back.
Fertilizing Balanced slow-release fertilizer in spring, followed by a liquid fertilizer every 4-6 weeks during the growing season. Use at half strength.
Seasonal Care Spring: Fertilize and divide if needed. Summer: Deadhead spent flowers to encourage more blooms. Fall: Clean up dead foliage. Winter: Dormant; minimal watering needed.

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

Daylily

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

Low light tolerant: ❌ No

Empress Tree

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

Low light tolerant: ❌ No

💧 Watering Needs

Daylily

Water deeply when the top inch of soil feels dry. Avoid overhead watering to prevent fungal diseases. Overwatering can lead to root rot, indicated by yellowing and wilting leaves. Underwatering results in dry, crispy leaf tips and reduced flowering.

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

Daylily

Temperature: 13-27°C

Humidity: 40-60%

Empress Tree

Temperature: 15-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Daylily

Daylily

Hemerocallis spp.
Care: Expert Time: 15 minutes weekly (deadheading, watering) Beginner: No

Gardeners looking for low-maintenance, colorful flowering perennials for their outdoor landscape.

✅ Choose This Plant If...

  • You want a low-maintenance perennial for your garden.
  • You desire a wide variety of flower colors and forms.
  • You want to attract pollinators to your yard.
  • You have a sunny location with well-drained soil.
  • You are looking for a plant that is relatively drought-tolerant once established.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You do not have a sunny outdoor location.
  • You are looking for a plant that thrives indoors.
📍 Ideal Location: Outdoor garden or landscape with full sun exposure.
🎨 Style: Cottage, Traditional, Naturalistic
🏠 Apartment Friendly: No
⚠️ Toxic to cats, dogs, and horses. All parts of the plant are toxic, especially the flowers and leaves. Symptoms include vomiting, kidney failure (especially in cats), lethargy, and loss of appetite.
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

📈

Daylily has moderate to fast; can be aggressive spreaders via rhizomes growth, while Empress Tree grows fast.

💡 Pro Tips For Comparing These Plants

Daylily Care Tips

Daylilies are primarily outdoor plants that require full sun and well-drained soil. Indoor cultivation is challenging due to high light requirements and the plant's natural growth habit. They are toxic to pets, requiring careful placement if grown in areas accessible to animals. Expect reduced flowering and vigor indoors.

  • Plant in well-drained soil to prevent root rot.
  • Provide at least 6 hours of direct sunlight daily for optimal flowering.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Divide clumps every 3-5 years to maintain vigor.
  • Monitor for pests and diseases, and treat promptly.
❄️ Winter: In colder climates, daylily foliage will die back in winter. Cut back the dead foliage in late fall or early spring. Mulch around the base of the plant to protect the crown from freezing temperatures. Minimal watering is needed during dormancy.
☀️ Summer: Water deeply during hot, dry periods. Deadhead spent flowers regularly to encourage more blooms. Monitor for pests and diseases, and treat promptly. Provide afternoon shade in extremely hot climates to prevent scorching of the flowers.

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

Daylily

Common Issues: Crown rot, Aphids, Spider mites, Daylily rust
Solutions: Crown rot: Improve drainage and remove affected foliage. Aphids: Spray with insecticidal soap. Spider mites: Increase humidity and treat with miticide. Daylily rust: Remove and destroy infected leaves; apply fungicide.

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

Daylily

What are the light requirements for Daylily?

Daylilies thrive in full sun, requiring at least six hours of direct sunlight each day for optimal growth and abundant blooming. Insufficient sunlight can lead to reduced flowering, leggy growth, and pale foliage. While they can tolerate partial shade, especially in hotter climates, a sunny location is crucial for vibrant colors and prolific blooms. Morning sun is preferable to intense afternoon sun, which can scorch the leaves in some regions. When planting daylilies, consider the amount of sunlight the area receives throughout the day and choose a spot that provides ample light. For container-grown daylilies, rotate the pot regularly to ensure even light exposure on all sides.

How do I care for Daylily?

Daylilies are relatively low-maintenance plants, making them ideal for gardeners of all levels. Plant them in well-draining soil in a location that receives at least six hours of sunlight daily for optimal blooming. Water deeply when the top inch of soil feels dry, especially during hot and dry periods. Fertilize in early spring with a balanced fertilizer and again after the first flush of blooms to encourage reblooming. Deadhead spent flowers regularly to promote continuous blooming and prevent seed formation. Divide clumps every 3-5 years in early spring or fall to prevent overcrowding and maintain vigor. Mulch around the base of the plant to retain moisture and suppress weeds. Monitor for pests like aphids and spider mites, and treat accordingly. Daylilies are generally hardy but may benefit from winter protection in colder climates.

How do I propagate Daylily?

Daylilies are easily propagated through division, stem cuttings (although less common), and keiki (small plantlets).

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 12, 2026 — Plant care data reviewed and verified by our editorial team.