Peony vs Pulmonaria Plant Comparison

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

Peony

Peony

Paeonia spp.

VS
Pulmonaria

Pulmonaria

Pulmonaria officinalis

Peony

Peony

Paeonia spp.

Peonies are perennial flowering plants known for their large, showy blooms and lush foliage. They are primarily grown outdoors in gardens and landscapes. Peonies come in various forms, including herbaceous perennials that die back to the ground each winter and tree peonies that have woody stems. Their flowers can be single, semi-double, or double, and come in a range of colors including pink, red, white, and yellow. People grow them for their beautiful flowers, fragrance, and long lifespan.

Paeoniaceae Asia, Europe, and Western North America
✨ Features: Large, fragrant flowers; long lifespan; deer-resistant.
📖 Read Complete Peony Guide
Pulmonaria

Pulmonaria

Pulmonaria officinalis

Pulmonaria officinalis, commonly known as lungwort, is a herbaceous perennial plant native to Europe. It is characterized by its distinctive spotted leaves, which are typically green with white or silver markings. The plant forms a low-growing clump and produces clusters of small, bell-shaped flowers that change color from pink to blue as they mature. Lungwort is primarily grown outdoors in gardens for its attractive foliage and early spring blooms. It thrives in shady, woodland-like conditions. While it can be attempted indoors, it requires very specific conditions and is generally not well-suited for indoor cultivation.

Boraginaceae Europe
✨ Features: Attracts pollinators, deer-resistant, unique spotted foliage, color-changing flowers
📖 Read Complete Pulmonaria Guide

Quick Plant Comparison

Feature Peony Pulmonaria
Light Full sun (at least 6 hours of direct sunlight per day) Partial shade to full shade. Avoid direct sunlight, especially during the hottest part of the day.
Watering Once or twice a week during the growing season, less frequently during dormancy. Every 3-5 days, depending on environmental conditions
Humidity 30-50% 40-60%
Temperature 15-24°C 13-18°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height Not applicable for indoor growing. Outdoors: 0.6-1.2 meters (2-4 feet) 20-30 cm (indoors unlikely to reach this)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, fertile soil with a slightly acidic to neutral pH (6.0-7.0) Well-draining, humus-rich soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly during the growing season. 15 minutes weekly (outdoor)

🔬 Botanical Information — Comparing These Plants

Peony

Scientific Name Paeonia spp.
Family Paeoniaceae
Native To Asia, Europe, and Western North America
Also Known As Peony
Leaves Peony leaves are typically dark green, deeply divided, and have a slightly glossy texture. The leaves are arranged alternately along the stems and can vary in size depending on the variety.
Flowers Peonies are rarely, if ever, grown indoors for flowering. They require a cold dormancy period to initiate flower buds. Outdoors, they produce large, showy blooms in the spring, ranging in color from white and pink to red and yellow. Flowers can be single, semi-double, or double.

Pulmonaria

Scientific Name Pulmonaria officinalis
Family Boraginaceae
Native To Europe
Also Known As Lungwort, Common Lungwort, Jerusalem Cowslip, Spotted Dog
Leaves The leaves of Pulmonaria are ovate to lance-shaped, typically 10-25 cm long, and have a rough texture. They are usually green with distinctive white or silver spots, although some varieties have more pronounced variegation. The spots are caused by air pockets within the leaf tissue.
Flowers Pulmonaria produces clusters of small, bell-shaped flowers in early spring. The flowers are typically pink when they first open, then gradually turn blue as they mature. This color change is due to changes in pH levels within the petals. Flowering is unlikely indoors.

📏 Size & Growth — Plant Comparison

Peony

Height Not applicable for indoor growing. Outdoors: 0.6-1.2 meters (2-4 feet)
Spread Not applicable for indoor growing. Outdoors: 0.6-1.2 meters (2-4 feet)
Growth Rate Moderate
Growth Pattern Herbaceous peonies grow as upright, bushy plants that die back to the ground each winter. Tree peonies have a more shrub-like growth habit with woody stems that remain throughout the year.

Pulmonaria

Height 20-30 cm (indoors unlikely to reach this)
Spread 30-45 cm (spreads via rhizomes)
Growth Rate Moderate
Growth Pattern Pulmonaria grows as a low-growing clump, spreading slowly via rhizomes. It forms a dense mat of foliage and produces upright flower stalks in the spring.

🌱 Propagation — Comparing Plant Growth

Peony

Methods: Division, Seed

Difficulty: Moderate

Tips: Divide herbaceous peonies in the fall, ensuring each division has at least 3-5 eyes (buds). Plant divisions immediately. Seed propagation is slow and may take several years to produce flowering plants.

Pulmonaria

Methods: Division, Seed

Difficulty: Moderate

Tips: Divide established clumps in early spring or fall. Sow seeds in a cold frame in autumn or early spring.

✨ Benefits & Features — Comparing Plant Value

Peony

Peonies are known for their large, showy, and fragrant blooms that come in a variety of colors and forms. They are long-lived perennials that can thrive for many years with proper care. Tree peonies have woody stems, while herbaceous peonies die back to the ground each winter.

  • ✓ Adds beauty and fragrance to the garden.
  • ✓ Provides long-lasting blooms for several weeks.
  • ✓ Attracts pollinators to the garden.
  • ✓ Deer-resistant.
  • ✓ Long lifespan provides years of enjoyment.
  • ⚠️ Toxic to pets

Pulmonaria

The most unique characteristic of Pulmonaria is its spotted leaves, which provide visual interest even when the plant is not in bloom. The flowers also change color from pink to blue as they mature, adding another layer of appeal. It is also relatively deer-resistant.

  • ✓ Attracts pollinators to your garden.
  • ✓ Adds visual interest with its unique spotted foliage.
  • ✓ Provides early spring color to shady areas.
  • ✓ Deer-resistant, protecting your garden from damage.
  • ✓ Can be used as a ground cover in woodland gardens.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Peony

Repotting Not applicable for indoor growing.
Pruning Deadhead spent flowers to encourage more blooms. Remove any dead or diseased foliage.
Fertilizing Balanced fertilizer (10-10-10) in early spring, followed by a fertilizer higher in phosphorus to promote blooming.
Seasonal Care Spring: Fertilize and provide support for heavy blooms. Summer: Water regularly and deadhead spent flowers. Fall: Cut back herbaceous peonies after the foliage dies back. Winter: Provide a cold dormancy period.

Pulmonaria

Repotting Not applicable for indoor growing due to unsuitability. If grown in a container outdoors, repot every 2-3 years.
Pruning Remove dead or damaged leaves as needed. Cut back after flowering to encourage new growth.
Fertilizing Balanced liquid fertilizer diluted to half strength, applied once in early spring.
Seasonal Care In spring, fertilize and monitor for pests. In summer, provide shade and consistent moisture. In fall, divide plants if needed. In winter, protect from frost in colder climates.

🌞 Light Requirements

Peony

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

Low light tolerant: ❌ No

Pulmonaria

Partial shade to full shade. Avoid direct sunlight, especially during the hottest part of the day.

Low light tolerant: ❌ No

💧 Watering Needs

Peony

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 fall and winter.

Pulmonaria

Keep the soil consistently moist, but not waterlogged. Water when the top inch of soil feels dry to the touch. Overwatering can lead to root rot, while underwatering can cause the leaves to wilt and brown. Ensure good drainage.

🌡️ Temperature & Humidity

Peony

Temperature: 15-24°C

Humidity: 30-50%

Pulmonaria

Temperature: 13-18°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Peony

Peony

Paeonia spp.
Care: Expert Time: 30 minutes weekly during the growing season. Beginner: No

Experienced gardeners who want to add beautiful, long-lived flowering plants to their outdoor landscape.

✅ Choose This Plant If...

  • You have a sunny garden space that receives at least 6 hours of direct sunlight daily.
  • You appreciate large, fragrant, and showy blooms in the spring.
  • You are looking for a long-lived perennial plant that will return year after year.
  • You want to attract pollinators like bees and butterflies to your garden.
  • You are willing to provide the necessary winter dormancy period for optimal flowering.

❌ Skip This Plant If...

  • You lack a sunny outdoor space to provide adequate sunlight.
  • You are looking for an indoor plant.
  • You live in a climate that does not experience cold winters.
  • You have pets that may ingest the plant, as it is toxic to them.
📍 Ideal Location: Outdoor garden or landscape with full sun exposure.
🎨 Style: Traditional, Cottage, Romantic
🏠 Apartment Friendly: No
⚠️ Peonies contain paeonol, which is toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and depression. All parts of the plant are considered toxic, but the highest concentration is in the roots and stems.
Pulmonaria

Pulmonaria

Pulmonaria officinalis
Care: Expert Time: 15 minutes weekly (outdoor) Beginner: No

Experienced gardeners looking for a shade-loving plant with unique foliage and early spring blooms in an outdoor garden.

✅ Choose This Plant If...

  • You want a shade-loving plant with unique spotted foliage.
  • You appreciate early spring blooms that attract pollinators.
  • You are looking for a deer-resistant plant for your garden.
  • You enjoy plants with interesting color-changing flowers.
  • You have a cool, shady spot in your garden that needs some color.

❌ Skip This Plant If...

  • You are looking for an easy-to-grow indoor plant.
  • You have pets that might ingest the plant.
  • You do not have a cool, shady outdoor space.
📍 Ideal Location: Outdoor shade garden or woodland garden. Not suitable for typical indoor environments.
🎨 Style: Woodland, Cottage, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Pulmonaria species contain pyrrolizidine alkaloids, which are toxic to dogs, cats, and horses. Symptoms include liver damage, abdominal pain, vomiting, and diarrhea. The entire plant is 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

🌿

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

Peony Care Tips

Peonies are not suitable for indoor growing due to their high light requirements and dormancy needs. They require a cold period in winter to bloom properly. Attempting to grow them indoors will likely result in weak growth and no flowers.

  • Plant peonies in well-draining soil to prevent root rot.
  • Provide support for heavy blooms to prevent stems from breaking.
  • Ensure peonies receive at least 6 hours of direct sunlight per day.
  • Fertilize in early spring and after blooming to promote growth and flowering.
  • Deadhead spent flowers to encourage more blooms.
❄️ Winter: Herbaceous peonies require a cold dormancy period in winter. Cut back the foliage after it dies back in the fall. Tree peonies do not need to be cut back, but should be protected from extreme cold if necessary.
☀️ Summer: Water regularly during the summer months, especially during dry periods. Deadhead spent flowers to encourage more blooms. Provide support for heavy blooms to prevent stems from breaking.

Pulmonaria Care Tips

Pulmonaria is primarily an outdoor plant that prefers cool, shady conditions. Indoor cultivation is challenging due to the need for consistent moisture, high humidity, and cool temperatures. It is prone to fungal diseases and root rot if not properly cared for indoors. Requires very bright indirect light, which is difficult to provide indoors.

  • Provide consistent moisture, especially during dry periods.
  • Protect from direct sunlight to prevent leaf scorch.
  • Amend the soil with compost or leaf mold to improve drainage and fertility.
  • Divide plants every few years to prevent overcrowding.
  • Monitor for pests and diseases regularly.
❄️ Winter: In colder climates, protect Pulmonaria from frost by mulching around the base of the plant. Reduce watering during the dormant season.
☀️ Summer: Provide shade during the hottest part of the day to prevent leaf scorch. Ensure consistent moisture, especially during dry periods.

⚠️ Common Problems & Solutions — Plant Care Comparison

Peony

Common Issues: Botrytis blight, Peony wilt, Lack of blooms
Solutions: Botrytis blight: Improve air circulation and remove infected foliage. Peony wilt: Remove and destroy infected plants. Lack of blooms: Ensure adequate sunlight, proper fertilization, and a cold dormancy period.

Pulmonaria

Common Issues: Powdery mildew, Slugs and snails, Root rot, Leaf spot
Solutions: Improve air circulation and apply fungicide for powdery mildew. Use slug and snail bait or handpick pests. Ensure good drainage and avoid overwatering to prevent root rot. Remove affected leaves for leaf spot and apply fungicide if necessary.

❓ Frequently Asked Questions — Comparing These Plants

Peony

What are the light requirements for Peony?

Peonies demand ample sunlight to produce their magnificent blooms. Aim for at least six hours of direct sunlight daily. Morning sun is particularly beneficial, as it helps to dry the foliage and prevent fungal diseases. In hotter climates, some afternoon shade can be beneficial to prevent scorching.

How do I care for Peony?

Peonies thrive in well-drained soil and require full sun (at least 6 hours per day) for optimal blooming. Water deeply but infrequently, allowing the soil to dry out slightly between waterings. Fertilize in early spring with a balanced fertilizer. Support heavy blooms with stakes or hoops to prevent them from drooping.

How do I propagate Peony?

Peonies are most commonly propagated by division. In the fall, after the foliage has died back, carefully dig up the plant and divide the root clump into sections, ensuring each section has at least three to five eyes (buds). Replant the divisions in well-drained soil.

Pulmonaria

What are the light requirements for Pulmonaria?

Pulmonaria thrives in partial to full shade. In regions with hot summers, full shade is essential to prevent leaf scorch. Morning sun is tolerated, but avoid direct afternoon sun. The ideal location receives dappled sunlight throughout the day. Insufficient light can result in fewer blooms and less vibrant foliage.

How do I care for Pulmonaria?

Pulmonaria prefers partial to full shade, especially in warmer climates. Direct sunlight can scorch the leaves. The ideal location is one that receives morning sun and afternoon shade. Plant in well-draining, humus-rich soil that retains moisture. Water regularly, especially during dry periods, keeping the soil consistently moist but not soggy.

How do I propagate Pulmonaria?

Pulmonaria is most easily propagated by division in early spring or fall. Carefully dig up the plant and separate the root ball into smaller clumps, ensuring each clump has healthy roots and foliage. Replant the divisions in well-draining, humus-rich soil. Keep the soil consistently moist until the plants are established.

Last updated: April 25, 2026 — Plant care data reviewed and verified by our editorial team.