Cranesbill vs Empress Tree Plant Comparison

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

Cranesbill

Cranesbill

Geranium spp. and Pelargonium spp.

VS
Empress Tree

Empress Tree

Paulownia tomentosa

Cranesbill

Cranesbill

Geranium spp. and Pelargonium spp.

Cranesbills (Geranium) are herbaceous perennials known for their palmate leaves and saucer-shaped flowers in shades of pink, purple, blue, and white. They form mounds or clumps and are valued for their long bloom time and ease of care in gardens. Pelargoniums, often mistakenly called geraniums, are tender perennials or shrubs with diverse flower shapes and colors, including red, orange, and yellow. They are popular bedding plants and container specimens, prized for their vibrant displays. Neither are naturally indoor plants and struggle to thrive indoors long-term.

Geraniaceae Worldwide, with centers of diversity in South Africa and the Mediterranean region
✨ Features: Long bloom time, attractive foliage, deer resistance (some varieties).
📖 Read Complete Cranesbill 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 Cranesbill Empress Tree
Light Full sun to partial shade outdoors. Indoors, requires very bright, direct light. Full sun (at least 6 hours of direct sunlight daily)
Watering Outdoors: Every 7-14 days, depending on weather. Indoors: Every 10-14 days, depending on light and temperature. 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 Moderate To Fast, Depending On The Species. Some Geranium Species Can Be Aggressive Spreaders Via Rhizomes. Fast
Max Height Indoors: 30-60 cm (1-2 feet). Outdoors: Varies widely by species, from 15 cm to 1 meter. Difficult to maintain indoors. Outdoors: 9-18 meters (30-60 feet)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil. A mix of potting soil, perlite, and sand is suitable. Well-draining soil, such as a mix of loam, sand, and compost
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15-30 minutes weekly (deadheading, watering, pest control). 30 minutes weekly (watering, pruning, monitoring for pests)

🔬 Botanical Information — Comparing These Plants

Cranesbill

Scientific Name Geranium spp. and Pelargonium spp.
Family Geraniaceae
Native To Worldwide, with centers of diversity in South Africa and the Mediterranean region
Also Known As Cranesbill, Geranium (true geraniums), Pelargonium (often incorrectly called geraniums)
Leaves Geranium leaves are palmate, often lobed or divided, and can be hairy or smooth. Pelargonium leaves are also varied, often rounded or heart-shaped, and may have distinct zones or markings.
Flowers Geraniums produce saucer-shaped flowers in shades of pink, purple, blue, and white. Pelargoniums have diverse flower shapes and colors, including red, orange, yellow, pink, and white. Flowering indoors is rare without supplemental lighting.

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

Cranesbill

Height Indoors: 30-60 cm (1-2 feet). Outdoors: Varies widely by species, from 15 cm to 1 meter.
Spread Indoors: 30-60 cm (1-2 feet). Outdoors: Varies widely by species, some spreading aggressively via rhizomes.
Growth Rate Moderate To Fast, Depending On The Species. Some Geranium Species Can Be Aggressive Spreaders Via Rhizomes.
Growth Pattern Geraniums typically form mounds or clumps. Some species spread via rhizomes. Pelargoniums can be upright or trailing, depending on the variety.

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

Cranesbill

Methods: Stem cuttings, Division, Seed

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Allow the cut end to callous over for a day or two before planting in well-draining soil. Keep the soil moist but not waterlogged. Divide established clumps in spring or fall.

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

Cranesbill

Cranesbills are known for their long bloom time and attractive foliage. Some species are aggressive spreaders, forming dense groundcovers. Pelargoniums offer a wide range of flower colors and forms.

  • ✓ Attracts pollinators to the garden.
  • ✓ Provides long-lasting color in the landscape.
  • ✓ Deer-resistant (some varieties).
  • ✓ Can be used in cut flower arrangements.
  • ✓ Offers a variety of foliage textures and colors.
  • ⚠️ 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

Cranesbill

Repotting Only if rootbound. Repot in spring. If aggressively spreading, consider dividing instead of repotting into a larger container.
Pruning Deadhead spent flowers regularly to encourage more blooms. Prune back leggy growth in spring.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Spring: Fertilize and prune. Summer: Water regularly and deadhead spent flowers. Fall: Divide established clumps. Winter: Reduce watering and provide protection from frost if outdoors; provide supplemental light if overwintering indoors.

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

Cranesbill

Full sun to partial shade outdoors. Indoors, requires very bright, direct light.

Low light tolerant: ❌ No

Empress Tree

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

Low light tolerant: ❌ No

💧 Watering Needs

Cranesbill

Outdoors: Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Indoors: Allow the top inch of soil to dry out between waterings. Reduce watering in winter. Overwatering symptoms include yellowing leaves and mushy stems; underwatering symptoms include wilting and dry, crispy leaves.

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

Cranesbill

Temperature: 15-24°C

Humidity: 40-60%

Empress Tree

Temperature: 15-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Cranesbill

Cranesbill

Geranium spp. and Pelargonium spp.
Care: Expert Time: 15-30 minutes weekly (deadheading, watering, pest control). Beginner: No

Experienced gardeners who can provide the necessary outdoor conditions or a very bright indoor environment with supplemental lighting.

✅ Choose This Plant If...

  • You want a long-blooming plant for your garden.
  • You need a deer-resistant option for your outdoor space.
  • You are an experienced gardener who can provide ample sunlight.
  • You appreciate the variety of colors and forms available in Geranium and Pelargonium species.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are a beginner gardener looking for an easy indoor plant.
📍 Ideal Location: Outdoors: Sunny garden beds or containers. Indoors: South-facing window with supplemental lighting.
🎨 Style: Cottage, Traditional, Bohemian
🏠 Apartment Friendly: Limited
⚠️ Geraniums (Geranium spp. and Pelargonium spp.) contain geraniol and linalool, which are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, anorexia, and dermatitis. 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

Cranesbill Care Tips

Cranesbills are primarily outdoor plants that require ample sunlight and well-draining soil. Indoor cultivation is challenging due to their high light requirements. They are prone to pests and diseases if not properly cared for. Regular pruning and deadheading are necessary to maintain their appearance and promote blooming. Overwintering indoors is possible with sufficient light.

  • Provide excellent drainage to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Monitor for pests and diseases and treat promptly.
  • Fertilize regularly during the growing season.
  • Provide adequate air circulation to prevent powdery mildew.
❄️ Winter: Reduce watering in winter. Provide protection from frost if outdoors. If overwintering indoors, provide supplemental light and maintain cool temperatures.
☀️ Summer: Water regularly during hot, dry weather. Deadhead spent flowers to encourage more blooms. Provide shade during the hottest part of the day in extremely hot climates.

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

Cranesbill

Common Issues: Root rot, Powdery mildew, Aphids, Spider mites
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and treat with a fungicide. Aphids: Spray with insecticidal soap. Spider mites: Increase humidity and treat with miticide.

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

Cranesbill

What are the light requirements for Cranesbill?

Cranesbill thrives in conditions with ample sunlight. Most varieties prefer at least six hours of direct sunlight per day, although some can tolerate partial shade, especially in hotter climates. Insufficient light can lead to leggy growth, reduced flowering, and paler foliage. When grown indoors, place your Cranesbill near a south-facing window to maximize light exposure. If natural light is limited, consider supplementing with grow lights to ensure adequate illumination. Rotate the plant regularly to promote even growth on all sides. Observe the plant’s foliage for signs of light stress, such as yellowing or scorching, and adjust its placement accordingly. Providing the right amount of light is crucial for the overall health and blooming performance of your Cranesbill.

How do I care for Cranesbill?

Cranesbill are relatively easy to care for, making them ideal for both novice and experienced gardeners. Provide them with well-draining soil and a location that receives at least six hours of sunlight daily, although some varieties tolerate partial shade. Water deeply when the top inch of soil feels dry, avoiding overwatering, which can lead to root rot. Fertilize in the spring with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers regularly to encourage continuous blooming throughout the season. Prune back leggy growth to maintain a compact shape. Mulch around the base of the plant to retain moisture and suppress weeds. Monitor for pests such as aphids and spider mites and treat as needed. Divide established plants every few years to rejuvenate them and prevent overcrowding. With proper care, Cranesbill will reward you with beautiful blooms and lush foliage for many years.

How do I propagate Cranesbill?

Cranesbill can be propagated through division, stem cuttings, or seed. For division, carefully dig up an established plant in the spring or fall and divide the root ball into smaller sections, ensuring each section has healthy roots and foliage. Replant the divisions in well-draining soil. 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 cuttings in a moist potting mix and keep them humid until they root. Seed propagation is also possible, but can be slow. Sow seeds indoors in late winter and transplant seedlings outdoors after the last frost. Choose the propagation method that best suits your needs and enjoy expanding your Cranesbill collection.

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: April 21, 2026 — Plant care data reviewed and verified by our editorial team.