Hollyhock vs Maltese Cross Plant Comparison

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

Hollyhock

Hollyhock

Alcea rosea

VS
Maltese Cross

Maltese Cross

Lychnis chalcedonica

Hollyhock

Hollyhock

Alcea rosea

Hollyhocks are tall, stately biennials or short-lived perennials, typically grown as annuals. They are known for their impressive height, often reaching 6-8 feet, and their large, showy, saucer-shaped flowers that bloom along the upright stalks. Flowers come in a wide range of colors, including pink, red, white, yellow, and purple. Hollyhocks are primarily outdoor plants, valued for their cottage garden charm and ability to attract pollinators. They are not suited for indoor growing due to their size and high light requirements.

Malvaceae Southwest Asia and Southeast Europe, though its exact origin is debated.
✨ Features: Attracts pollinators (bees, butterflies, hummingbirds), adds vertical interest to gardens.
📖 Read Complete Hollyhock Guide
Maltese Cross

Maltese Cross

Lychnis chalcedonica

Lychnis chalcedonica, commonly known as Maltese Cross, is a herbaceous perennial prized for its vibrant, scarlet-red, cross-shaped flower clusters. It typically grows to a height of 60-90 cm (2-3 feet). The plant features upright stems with lance-shaped, slightly hairy leaves. It is primarily an outdoor plant, thriving in sunny gardens and borders. People grow it for its eye-catching flowers that attract pollinators like butterflies and hummingbirds, adding a splash of color to summer gardens. It is not ideally suited for indoor cultivation due to its high light requirements and need for a dormancy period.

Caryophyllaceae Russia, Central Asia, and parts of Europe
✨ Features: Attracts butterflies and hummingbirds.
📖 Read Complete Maltese Cross Guide

Quick Plant Comparison

Feature Hollyhock Maltese Cross
Light Full sun (at least 6-8 hours of direct sunlight daily) Full sun (at least 6 hours of direct sunlight per day)
Watering Every 3-7 days, depending on weather and soil drainage. Every 5-7 days during the growing season, less frequently in cooler months.
Humidity 30-50% 30-50%
Temperature 15-27°C 15-25°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height N/A (Outdoor plant, unsuitable for indoor growing) N/A - Outdoor plant, typically 60-90 cm (2-3 feet)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, fertile soil amended with compost or other organic matter. Well-draining soil, such as a mix of garden soil, sand, and compost.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 10 minutes weekly (deadheading, watering)

🔬 Botanical Information — Comparing These Plants

Hollyhock

Scientific Name Alcea rosea
Family Malvaceae
Native To Southwest Asia and Southeast Europe, though its exact origin is debated.
Also Known As Hollyhock, Garden Hollyhock
Leaves Large, rounded, heart-shaped leaves with a slightly rough texture. Leaves are typically medium green in color and have lobed edges.
Flowers Hollyhocks produce large, saucer-shaped flowers that bloom along the upright stalks. Flowers come in a wide range of colors, including pink, red, white, yellow, and purple. They rarely, if ever, flower indoors.

Maltese Cross

Scientific Name Lychnis chalcedonica
Family Caryophyllaceae
Native To Russia, Central Asia, and parts of Europe
Also Known As Maltese Cross, Jerusalem Cross, Scarlet Lightning
Leaves Lance-shaped, slightly hairy leaves that are typically 5-10 cm long. They are arranged oppositely along the stems and are a medium green color.
Flowers The flowers are bright scarlet-red and arranged in dense, rounded clusters at the top of the stems. Each flower is about 2-3 cm in diameter and has four petals forming a distinct cross shape. Flowering occurs in summer.

📏 Size & Growth — Plant Comparison

Hollyhock

Height N/A (Outdoor plant, unsuitable for indoor growing)
Spread 1-2 feet
Growth Rate Fast
Growth Pattern Upright, single-stemmed or multi-stemmed plant with a tall, vertical growth habit. Flowers bloom along the upper portion of the stem.

Maltese Cross

Height N/A - Outdoor plant, typically 60-90 cm (2-3 feet)
Spread N/A - Outdoor plant, typically 30-45 cm (1-1.5 feet)
Growth Rate Moderate
Growth Pattern Upright, clump-forming perennial with sturdy stems that support the flower clusters. It spreads slowly through its root system, but is not considered aggressively invasive.

🌱 Propagation — Comparing Plant Growth

Hollyhock

Methods: Seed, Division

Difficulty: Easy

Tips: For seed propagation, sow seeds directly in the garden in spring or start indoors 6-8 weeks before the last frost. For division, divide established clumps in early spring or fall.

Maltese Cross

Methods: Seed, Division, Stem cuttings

Difficulty: Easy

Tips: For seeds, sow indoors 6-8 weeks before the last frost or directly outdoors in spring. Division is best done in spring or fall. Stem cuttings can be taken in late spring or early summer.

✨ Benefits & Features — Comparing Plant Value

Hollyhock

Hollyhocks are known for their impressive height and showy, upright flower stalks. They are a classic cottage garden plant and attract a variety of pollinators. Their tall stature makes them a striking addition to any garden.

  • ✓ Attracts pollinators to your garden
  • ✓ Adds vertical interest and visual appeal to your landscape
  • ✓ Provides cut flowers for bouquets
  • ✓ Offers a touch of nostalgia and old-fashioned charm
  • ✓ Can be used medicinally (consult a professional)
  • ⚠️ Toxic to pets

Maltese Cross

The Maltese Cross is distinguished by its unique flower shape, with four petals arranged in a cross-like formation. Its vibrant scarlet-red color makes it a standout in any garden. It is a reliable perennial that returns year after year.

  • ✓ Attracts pollinators to the garden
  • ✓ Adds vibrant color to the landscape
  • ✓ Relatively low-maintenance once established
  • ✓ Provides a long blooming period
  • ✓ Can be used in cut flower arrangements
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Hollyhock

Repotting N/A (Outdoor plant)
Pruning Cut back flower stalks after blooming to encourage further flowering or to prevent self-seeding. Remove any dead or diseased foliage.
Fertilizing Balanced fertilizer (10-10-10) applied monthly during the growing season at half strength.
Seasonal Care In spring, plant seeds or seedlings. In summer, water regularly and fertilize monthly. In fall, cut back stalks after flowering. In winter, protect from frost in colder climates.

Maltese Cross

Repotting N/A - Outdoor plant
Pruning Deadhead spent flowers to encourage more blooms. Cut back the plant to the ground in late fall.
Fertilizing Balanced fertilizer (10-10-10) applied in spring and early summer at half strength.
Seasonal Care In spring, apply fertilizer and remove any dead foliage. In summer, water regularly and deadhead spent flowers to encourage more blooms. In fall, cut back the plant after flowering. In winter, provide a layer of mulch for protection.

🌞 Light Requirements

Hollyhock

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

Maltese Cross

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

💧 Watering Needs

Hollyhock

Water deeply when the top inch of soil feels dry. Avoid overhead watering to prevent fungal diseases. Overwatering can lead to root rot, while underwatering will cause wilting and stunted growth.

Maltese Cross

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of underwatering include wilting leaves, while overwatering can cause yellowing and mushy stems.

🌡️ Temperature & Humidity

Hollyhock

Temperature: 15-27°C

Humidity: 30-50%

Maltese Cross

Temperature: 15-25°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Hollyhock

Hollyhock

Alcea rosea
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners with sunny outdoor spaces who want to attract pollinators and add vertical interest to their gardens.

✅ Choose This Plant If...

  • You have a sunny garden and want to attract pollinators.
  • You love the cottage garden aesthetic.
  • You want a tall, flowering plant to add vertical interest to your landscape.
  • You enjoy growing cut flowers.
  • You are looking for a relatively low-maintenance plant once established.

❌ Skip This Plant If...

  • You only have indoor space.
  • You have pets that might ingest the plant.
  • You live in a very shady area.
📍 Ideal Location: Sunny garden bed or border.
🎨 Style: Cottage, Traditional, Romantic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Hollyhock is toxic to horses, dogs, and cats. The toxic principles are unknown. Symptoms include dermatitis (skin irritation).
Maltese Cross

Maltese Cross

Lychnis chalcedonica
Care: Expert Time: 10 minutes weekly (deadheading, watering) Beginner: No

Gardeners looking to add vibrant color and attract pollinators to their sunny flower beds.

✅ Choose This Plant If...

  • You want a plant that attracts butterflies and hummingbirds to your garden.
  • You desire a vibrant, scarlet-red flower display in summer.
  • You have a sunny garden or border where the plant can thrive.
  • You are looking for a relatively low-maintenance perennial.
  • You enjoy plants with historical significance and interesting names.

❌ Skip This Plant If...

  • You have pets that might ingest the plant, as it is toxic.
  • You lack a sunny outdoor space to provide adequate light.
  • You are looking for an indoor plant.
  • You live in a very hot, humid climate where powdery mildew is prevalent.
  • You prefer plants that require minimal watering.
📍 Ideal Location: Sunny garden bed or border.
🎨 Style: Cottage, Traditional, English Garden
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Lychnis is toxic to dogs, cats, and horses. The specific toxic principle is unknown, but symptoms include vomiting, diarrhea, and abdominal pain. 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

☀️

Hollyhock needs full sun (at least 6-8 hours of direct sunlight daily), while Maltese Cross prefers full sun (at least 6 hours of direct sunlight per day).

📈

Hollyhock has fast growth, while Maltese Cross grows moderate.

💡 Pro Tips For Comparing These Plants

Hollyhock Care Tips

Hollyhocks are outdoor plants that require full sun and well-drained soil. They are susceptible to rust and other fungal diseases. Growing them indoors is extremely challenging due to their high light and space requirements. They are not suitable for indoor cultivation.

  • Plant in well-draining soil to prevent root rot.
  • Provide support for tall stalks to prevent them from falling over.
  • Water deeply but infrequently, allowing the soil to dry out slightly between waterings.
  • Remove spent flowers to encourage continued blooming.
  • Monitor for rust and other fungal diseases and treat promptly.
❄️ Winter: In colder climates, mulch around the base of the plant to protect the roots from frost. Cut back dead foliage.
☀️ Summer: Water regularly during hot, dry weather. Provide support for tall stalks to prevent them from falling over. Monitor for pests and diseases.

Maltese Cross Care Tips

Maltese Cross is primarily an outdoor plant requiring full sun and well-drained soil. Indoor cultivation is challenging due to its high light needs and dormancy requirements. It needs a cold period in winter to thrive. It is toxic to pets.

  • Ensure well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Provide full sun for optimal flowering.
  • Apply a balanced fertilizer in spring and early summer.
  • Mulch around the plant in winter to protect the roots.
❄️ Winter: Cut back the plant to the ground after flowering. Apply a layer of mulch around the base of the plant to protect the roots from freezing temperatures. Ensure the soil is well-draining to prevent root rot during wet winter conditions.
☀️ Summer: Water regularly, especially during hot, dry periods. Deadhead spent flowers to encourage more blooms. Provide support if the stems become weak or leggy. Monitor for pests and diseases and treat as needed.

⚠️ Common Problems & Solutions — Plant Care Comparison

Hollyhock

Common Issues: Rust, Japanese beetles, Spider mites, Aphids
Solutions: Rust: Remove and destroy infected leaves, improve air circulation, and apply a fungicide. | Japanese beetles: Handpick beetles or use insecticidal soap. | Spider mites: Increase humidity and spray with insecticidal soap. | Aphids: Spray with insecticidal soap or neem oil.

Maltese Cross

Common Issues: Root rot, Powdery mildew, Aphids
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and apply a fungicide. Aphids: Spray with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

Hollyhock

What are the light requirements for Hollyhock?

Hollyhocks thrive in full sun, requiring at least 6 hours of direct sunlight each day to produce abundant blooms. Insufficient sunlight can result in leggy growth, fewer flowers, and increased susceptibility to diseases like rust. Choose a planting location that receives ample sunlight throughout the day.

How do I care for Hollyhock?

Hollyhocks require full sun (at least 6 hours daily) and well-drained soil. Water regularly, especially during dry periods, but avoid overwatering to prevent root rot. Fertilize in spring with a balanced fertilizer to promote strong growth and abundant blooms. Deadhead spent flowers to encourage further flowering and prevent self-seeding if desired.

How do I propagate Hollyhock?

Hollyhocks can be propagated by seed, division, or basal cuttings. For seed propagation, sow seeds in spring or fall. For division, carefully dig up established plants in spring or fall and separate the root ball into smaller clumps, ensuring each clump has healthy roots and foliage. Replant the divisions immediately.

Maltese Cross

What are the light requirements for Maltese Cross?

Maltese Cross plants thrive in full sun, requiring at least six hours of direct sunlight per day to produce abundant blooms. Insufficient sunlight can result in leggy growth and fewer flowers. When growing indoors, place your Maltese Cross near a south-facing window where it can receive maximum sunlight. If natural sunlight is limited, consider using grow lights to supplement their needs. Rotate the plant regularly to ensure even exposure to light on all sides. Monitor the plant for signs of etiolation (stretching towards the light), which indicates insufficient light. Adjust the plant’s position or supplement with artificial light as needed.

How do I care for Maltese Cross?

Maltese Cross plants are relatively easy to care for, thriving in well-drained soil and full sun. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Apply a balanced fertilizer in the spring to promote healthy growth and abundant blooms. Deadhead spent flowers to encourage continuous blooming throughout the season. These plants are generally hardy and can tolerate a range of temperatures, but may benefit from some protection in colder climates. Regularly check for pests and diseases, and address any issues promptly. Prune back the plant after flowering to maintain its shape and promote bushier growth. Ensure good air circulation around the plant to prevent fungal diseases.

How do I propagate Maltese Cross?

Maltese Cross can be propagated through division, stem cuttings, or seeds.

Last updated: April 26, 2026 — Plant care data reviewed and verified by our editorial team.