Honesty vs Michaelmas Daisy Plant Comparison

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

Honesty

Honesty

Lunaria annua

VS
Michaelmas Daisy

Michaelmas Daisy

Symphyotrichum novi-belgii

Honesty

Honesty

Lunaria annua

Lunaria annua, commonly known as Honesty, is a biennial plant often grown as an annual. It features heart-shaped, toothed leaves and produces clusters of fragrant, purple or white flowers in spring and summer. The plant is most prized for its distinctive, translucent, papery seedpods that resemble silver coins, hence the common names. It typically grows to a height of 60-90 cm (2-3 feet). While primarily an outdoor plant, it's grown for its ornamental seedpods, which are often dried and used in floral arrangements. It is not naturally an indoor plant and will struggle in typical indoor conditions.

Brassicaceae Southeastern Europe and Western Asia
✨ Features: Ornamental seedpods, fragrant flowers
📖 Read Complete Honesty Guide
Michaelmas Daisy

Michaelmas Daisy

Symphyotrichum novi-belgii

The New York Aster, Symphyotrichum novi-belgii, is a perennial flowering plant known for its vibrant daisy-like flowers that bloom in late summer and autumn. Typically growing to a height of 1-4 feet, it features lance-shaped leaves and numerous flower heads in shades of purple, pink, blue, and white with yellow centers. It's primarily an outdoor plant, thriving in gardens and meadows. People grow it for its late-season color, attracting pollinators like bees and butterflies, and its ability to add beauty to landscapes when many other flowers have faded. It is not suited as an indoor plant.

Asteraceae North America
✨ Features: Attracts butterflies and bees, provides late-season color.
📖 Read Complete Michaelmas Daisy Guide

Quick Plant Comparison

Feature Honesty Michaelmas Daisy
Light Full sun to partial shade Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.
Watering Every 7-10 days outdoors, depending on rainfall and temperature Every 7-10 days, depending on weather and soil conditions.
Humidity 40-60% 30-50%
Temperature 15-25°C 15-25°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height N/A (primarily grown outdoors) N/A - Outdoor plant
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil, such as a mix of garden soil, compost, and perlite Well-drained, fertile soil. A mix of garden soil, compost, and a bit of sand is ideal.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 10 minutes weekly (weeding, watering) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Honesty

Scientific Name Lunaria annua
Family Brassicaceae
Native To Southeastern Europe and Western Asia
Also Known As Honesty, Silver Dollar Plant, Money Plant, Moonwort
Leaves Heart-shaped, toothed leaves that are typically 5-15 cm (2-6 inches) long. The leaves are medium green and have a slightly rough texture.
Flowers Produces clusters of fragrant, purple or white flowers in spring and summer. The flowers are small, about 2 cm (0.75 inches) in diameter, and have four petals.

Michaelmas Daisy

Scientific Name Symphyotrichum novi-belgii
Family Asteraceae
Native To North America
Also Known As New York Aster, Michaelmas Daisy
Leaves Lance-shaped, alternate leaves that are typically dark green and slightly rough in texture. They can vary in size depending on the variety, but are generally 2-6 inches long.
Flowers Rarely flowers indoors. Outdoors, it produces numerous daisy-like flower heads in shades of purple, pink, blue, and white with yellow centers. The flowers are typically 1-2 inches in diameter and bloom in late summer and autumn.

📏 Size & Growth — Plant Comparison

Honesty

Height N/A (primarily grown outdoors)
Spread 30-60 cm (1-2 feet)
Growth Rate Fast
Growth Pattern Upright, branching plant that typically grows to a height of 60-90 cm (2-3 feet). It forms a bushy habit with multiple stems emerging from the base.

Michaelmas Daisy

Height N/A - Outdoor plant
Spread 1-3 feet, spreads via rhizomes.
Growth Rate Moderate
Growth Pattern Upright, bushy perennial that spreads via rhizomes, forming clumps over time.

🌱 Propagation — Comparing Plant Growth

Honesty

Methods: Seed

Difficulty: Easy

Tips: Sow seeds directly into the garden in spring or fall. Seeds can also be started indoors 6-8 weeks before the last frost. Ensure good soil contact and keep the soil moist until germination.

Michaelmas Daisy

Methods: Division, Stem cuttings, Seed

Difficulty: Easy

Tips: Divide clumps in spring or fall. Take stem cuttings in late spring or early summer. Sow seeds in early spring.

✨ Benefits & Features — Comparing Plant Value

Honesty

The translucent, papery seedpods are its most distinctive feature, giving it the common name 'Silver Dollar Plant'. The plant's ability to self-seed readily allows for natural propagation and a continuous display in the garden. Its fragrant flowers attract pollinators, contributing to garden biodiversity.

  • ✓ Provides ornamental seedpods for dried arrangements.
  • ✓ Attracts pollinators to the garden.
  • ✓ Adds visual interest to the garden in fall and winter.
  • ✓ Low-maintenance once established.
  • ✓ Fragrant flowers enhance the garden experience.
  • ⚠️ Toxic to pets

Michaelmas Daisy

Michaelmas Daisies are known for their late-season blooms, providing color when many other flowers have faded. They are also excellent for attracting pollinators and are relatively easy to propagate.

  • ✓ Attracts pollinators to your garden
  • ✓ Provides late-season color
  • ✓ Easy to propagate
  • ✓ Hardy and low-maintenance once established
  • ✓ Adds a naturalistic touch to the landscape
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Honesty

Repotting N/A (primarily grown outdoors)
Pruning Cut back the plant after flowering to encourage seedpod production. Remove any dead or damaged foliage.
Fertilizing Balanced fertilizer (10-10-10) during the growing season (spring and summer), diluted to half strength, every 4-6 weeks.
Seasonal Care In spring, sow seeds or transplant seedlings. Water regularly during the growing season. In fall, allow seedpods to dry on the plant before harvesting. Cut back the plant after seedpods are harvested.

Michaelmas Daisy

Repotting N/A - Outdoor plant
Pruning Deadhead spent flowers to encourage more blooms. Cut back stems in late fall after flowering.
Fertilizing Balanced slow-release fertilizer in spring. Avoid over-fertilizing, which can lead to leggy growth.
Seasonal Care In spring, divide clumps to promote growth. In summer, water regularly and deadhead spent flowers. In fall, enjoy the blooms. In winter, cut back stems after flowering and allow the plant to go dormant.

🌞 Light Requirements

Honesty

Full sun to partial shade

Low light tolerant: ❌ No

Michaelmas Daisy

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

Low light tolerant: ❌ No

💧 Watering Needs

Honesty

Water regularly, especially during dry periods. Avoid overwatering, which can lead to root rot. Allow the soil to dry slightly between waterings. Signs of underwatering include wilting leaves, while overwatering can cause yellowing and leaf drop.

Michaelmas Daisy

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Water at the base of the plant to prevent fungal diseases. During hot, dry periods, more frequent watering may be necessary. Signs of underwatering include wilting leaves and dry soil. Overwatering signs include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Honesty

Temperature: 15-25°C

Humidity: 40-60%

Michaelmas Daisy

Temperature: 15-25°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Honesty

Honesty

Lunaria annua
Care: Expert Time: 10 minutes weekly (weeding, watering) Beginner: No

Gardeners who want to add unique, ornamental seedpods to their garden and dried flower arrangements.

✅ Choose This Plant If...

  • You love unique dried flower arrangements and want to grow your own materials.
  • You have a sunny garden spot and enjoy cottage-style gardens.
  • You want to attract pollinators to your garden with its fragrant flowers.
  • You enjoy the sound of rustling seedpods in the breeze.
  • You want a low-maintenance plant that adds visual interest to your garden in the fall and winter.

❌ Skip This Plant If...

  • You have pets that might ingest the plant, as it is toxic.
  • You don't have a sunny outdoor space.
  • You are looking for a plant that thrives indoors.
📍 Ideal Location: Outdoor garden or flower bed with full sun exposure
🎨 Style: Cottage, Rustic, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Honesty is toxic to dogs, cats, and horses. The toxic principle is unknown. Symptoms include oral irritation, salivation, vomiting, and diarrhea.
Michaelmas Daisy

Michaelmas Daisy

Symphyotrichum novi-belgii
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners looking for late-season color and a plant that attracts pollinators.

✅ Choose This Plant If...

  • You want a plant that blooms in late summer and fall.
  • You want to attract butterflies and bees to your garden.
  • You need a hardy perennial that can withstand cold winters.
  • You want a plant that is easy to propagate.
  • You have a sunny garden spot.

❌ Skip This Plant If...

  • You don't have a sunny garden.
  • You have pets that might ingest the plant.
  • You are looking for an indoor plant.
  • You dislike plants that spread via rhizomes.
  • You live in a very hot, humid climate where powdery mildew is rampant.
📍 Ideal Location: Outdoor garden or meadow with full sun exposure.
🎨 Style: Cottage, Traditional, Naturalistic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, asters are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and skin irritation. 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

📈

Honesty has fast growth, while Michaelmas Daisy grows moderate.

💡 Pro Tips For Comparing These Plants

Honesty Care Tips

Honesty is primarily an outdoor plant and is challenging to grow indoors due to its high light requirements. It needs full sun to thrive and produce abundant seedpods. Indoor cultivation is not recommended unless you can provide very bright light and proper ventilation.

  • Allow seedpods to dry on the plant before harvesting for best results.
  • Provide well-draining soil to prevent root rot.
  • Water regularly during dry periods, especially when plants are young.
  • Deadhead spent flowers to encourage more seedpod production.
  • Protect from strong winds, which can damage the seedpods.
❄️ Winter: In colder climates, the plant may die back to the ground in winter. Mulch around the base of the plant to protect the roots. Allow seedpods to remain on the plant for winter interest.
☀️ Summer: Water regularly during dry periods. Provide some afternoon shade in hot climates to prevent leaf scorch. Monitor for pests and diseases and treat as needed.

Michaelmas Daisy Care Tips

Michaelmas Daisies are primarily outdoor plants and are very difficult to maintain indoors due to their high light requirements and need for seasonal dormancy. They require full sun, well-drained soil, and regular watering. Indoor attempts often result in weak, leggy growth and a lack of flowering.

  • Provide full sun for best flowering.
  • Water deeply but infrequently.
  • Divide clumps every 2-3 years to prevent overcrowding.
  • Deadhead spent flowers to encourage more blooms.
  • Monitor for powdery mildew and treat promptly.
❄️ Winter: Cut back stems to the ground after flowering. A layer of mulch can help protect the roots in colder climates.
☀️ Summer: Water regularly during hot, dry periods. Deadhead spent flowers to encourage more blooms. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Honesty

Common Issues: Powdery mildew, leaf spot, aphids, slugs
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. Leaf spot: Remove affected leaves and apply a fungicide. Aphids: Spray with insecticidal soap. Slugs: Use slug bait or handpick them off the plants.

Michaelmas Daisy

Common Issues: Powdery mildew, Aster yellows, Aphids
Solutions: Powdery mildew: Improve air circulation, use a fungicide. | Aster yellows: Remove and destroy infected plants. | Aphids: Spray with insecticidal soap.

❓ Frequently Asked Questions — Comparing These Plants

Honesty

What are the light requirements for Honesty?

Honesty prefers partial shade, especially in hotter climates. While it can tolerate full sun, too much direct sunlight can scorch the leaves and fade the flowers. In cooler regions, Honesty can thrive in full sun, but afternoon shade is still beneficial. When grown indoors, place Honesty near a bright, east-facing window that receives morning sun. Avoid south-facing windows that provide intense afternoon sun. If you don’t have access to natural light, you can supplement with artificial grow lights. Ensure the lights are positioned about 12-18 inches above the plant and provide at least 14-16 hours of light per day. Insufficient light can lead to leggy growth and reduced flowering.

How do I care for Honesty?

Honesty is relatively easy to care for, making it a great choice for beginner gardeners. It thrives in well-draining soil and prefers partial shade, although it can tolerate full sun in cooler climates. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Fertilize sparingly, using a balanced fertilizer in spring to promote healthy growth and flowering. Deadhead spent flowers to encourage further blooming. Honesty is typically grown as a biennial, meaning it completes its life cycle in two years. In the first year, it focuses on vegetative growth, and in the second year, it flowers and produces seedpods. After the seedpods mature and dry, they can be harvested for decorative purposes. Honesty self-seeds readily, so be prepared for new plants to appear in subsequent years. Pruning is not typically required, but you can trim back the plant after flowering to maintain its shape.

How do I propagate Honesty?

Honesty can be propagated by seeds or by division. To propagate by seeds, collect the seeds from mature seedpods and sow them in spring or fall. Sow seeds directly into the garden or start them indoors in seed trays. Keep the soil moist and provide bright, indirect light. To propagate by division, carefully dig up the plant in spring or fall and divide the root ball into several sections. Replant the divisions in fresh, well-draining soil. Ensure each division has healthy roots and shoots. Division is not always successful, as Honesty can be sensitive to root disturbance. Stem cuttings and keiki propagation are not applicable to Honesty.

Michaelmas Daisy

What are the light requirements for Michaelmas Daisy?

Michaelmas Daisies require at least six hours of direct sunlight each day to thrive and produce abundant blooms. Morning sun is particularly beneficial as it helps to dry the foliage and reduce the risk of fungal diseases. While they can tolerate some afternoon shade, especially in hotter climates, insufficient sunlight will result in leggy growth, fewer flowers, and a less vibrant display. When planting, choose a location that receives full sun for the majority of the day. If growing indoors, place the plant near a sunny window, ideally facing south or west. Rotate the plant regularly to ensure even light exposure on all sides.

How do I care for Michaelmas Daisy?

Michaelmas Daisies thrive in well-drained soil and prefer a sunny location, requiring at least six hours of direct sunlight daily. Water regularly, especially during dry periods, keeping the soil consistently moist but not waterlogged. Fertilize in spring with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers to encourage further blooming and prevent self-seeding. Divide established plants every 2-3 years in spring or fall to maintain vigor and prevent overcrowding. Provide support for taller varieties to prevent them from flopping over. Monitor for pests and diseases, such as powdery mildew, and treat promptly. Prune back in late fall after flowering to encourage bushier growth the following year. Proper air circulation is essential to prevent fungal diseases.

How do I propagate Michaelmas Daisy?

Michaelmas Daisies can be easily propagated through division, stem cuttings, and sometimes from seed.

Last updated: May 12, 2026 — Plant care data reviewed and verified by our editorial team.