Bells of Ireland vs Forget-Me-Not Plant Comparison

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

Bells of Ireland

Bells of Ireland

Moluccella laevis

VS
Forget-Me-Not

Forget-Me-Not

Myosotis sylvatica

Bells of Ireland

Bells of Ireland

Moluccella laevis

Bells of Ireland is an annual flowering plant known for its tall spikes of vibrant green, bell-shaped calyces (modified leaves) that surround tiny, inconspicuous white flowers. It typically grows to a height of 2-3 feet. While it can be grown indoors, it's primarily an outdoor plant, often cultivated in gardens for its unique architectural form and long-lasting cut flowers. People grow it for its ornamental value, particularly in floral arrangements, where its bright green color adds a striking contrast.

Lamiaceae (Mint family) Western Asia (Turkey, Syria, Caucasus)
✨ Features: Unique architectural form, excellent cut flower, attracts pollinators.
📖 Read Complete Bells of Ireland Guide
Forget-Me-Not

Forget-Me-Not

Myosotis sylvatica

Myosotis sylvatica, commonly known as Forget-me-not, is a biennial or short-lived perennial plant typically grown for its delicate, vibrant blue flowers. It forms a low-growing, bushy habit, reaching heights of about 6-12 inches. The plant features small, hairy, lance-shaped leaves and clusters of tiny, five-petaled flowers with a yellow center. While primarily an outdoor plant, it is sometimes attempted indoors for its charming blooms, though success is limited due to its need for specific temperature and light conditions. People grow it for its sentimental value and the beautiful carpets of blue it creates in gardens.

Boraginaceae Europe and Asia
✨ Features: Attracts pollinators like bees and butterflies.
📖 Read Complete Forget-Me-Not Guide

Quick Plant Comparison

Feature Bells of Ireland Forget-Me-Not
Light Full sun to partial shade outdoors. Indoors, requires very bright, direct light for at least 6 hours daily. Full sun to partial shade. Requires at least 6 hours of direct sunlight outdoors.
Watering Outdoors: 2-3 times per week, depending on weather. Indoors: Every 5-7 days, depending on light and humidity. Every 2-3 days outdoors, depending on weather conditions. Indoor attempts will likely need more frequent watering due to drier air.
Humidity 40-60% 40-60%
Temperature 15-24°C 15-21°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height Indoors: 0.6-1 meter (2-3 feet). Outdoors: 0.6-1 meter (2-3 feet) 6-12 inches (15-30 cm) outdoors. Indoors, it may remain smaller and less vigorous.
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining potting mix or garden soil. A mix of potting soil, perlite, and vermiculite is suitable. Well-draining, fertile soil rich in organic matter. A mix of potting soil, peat moss, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Bells of Ireland

Scientific Name Moluccella laevis
Family Lamiaceae (Mint family)
Native To Western Asia (Turkey, Syria, Caucasus)
Also Known As Bells of Ireland, Molucca Balm, Shellflower
Leaves The leaves are light green, oval to rounded in shape, and have slightly toothed edges. They are arranged oppositely along the stem and are generally inconspicuous compared to the prominent calyces.
Flowers The actual flowers are small, white, and relatively insignificant, hidden within the larger green calyces. Flowering typically occurs in summer.

Forget-Me-Not

Scientific Name Myosotis sylvatica
Family Boraginaceae
Native To Europe and Asia
Also Known As Forget-me-not, Woodland Forget-me-not, Garden Forget-me-not, Scorpion Grass
Leaves The leaves are small, lance-shaped, and hairy, with a slightly rough texture. They are typically green in color and arranged alternately along the stems.
Flowers It rarely flowers indoors. Outdoors, it produces clusters of tiny, five-petaled flowers that are typically bright blue with a yellow center. The flowers bloom profusely in spring and early summer.

📏 Size & Growth — Plant Comparison

Bells of Ireland

Height Indoors: 0.6-1 meter (2-3 feet). Outdoors: 0.6-1 meter (2-3 feet)
Spread Indoors: 30-45 cm (12-18 inches). Outdoors: 30-45 cm (12-18 inches)
Growth Rate Fast
Growth Pattern Upright, branching plant with tall spikes of bell-shaped calyces. It grows quickly during the growing season and typically dies back after flowering.

Forget-Me-Not

Height 6-12 inches (15-30 cm) outdoors. Indoors, it may remain smaller and less vigorous.
Spread 6-12 inches (15-30 cm)
Growth Rate Moderate
Growth Pattern Forms a low-growing, bushy habit, typically reaching heights of 6-12 inches. It spreads moderately, creating a carpet of foliage and flowers.

🌱 Propagation — Comparing Plant Growth

Bells of Ireland

Methods: Seed

Difficulty: Moderate

Tips: Sow seeds indoors 6-8 weeks before the last frost or directly outdoors after the last frost. Seeds require light to germinate, so press them gently into the soil surface. Keep the soil consistently moist.

Forget-Me-Not

Methods: Seed, Division

Difficulty: Easy

Tips: Sow seeds directly in the garden in late spring or early fall. For division, carefully separate the plant into smaller clumps and replant in well-draining soil.

✨ Benefits & Features — Comparing Plant Value

Bells of Ireland

The most striking feature is the bright green, bell-shaped calyces that surround the tiny white flowers. These calyces persist long after the flowers have faded, providing extended ornamental value. It is not native to Ireland, despite its common name.

  • ✓ Adds unique architectural interest to gardens and floral arrangements.
  • ✓ Provides a vibrant green color that contrasts well with other flowers.
  • ✓ Attracts pollinators like bees and butterflies.
  • ✓ Symbolizes luck and good fortune.
  • ✓ Can be dried and used in dried flower arrangements.
  • 🐾 Pet Safe

Forget-Me-Not

The most distinctive feature is its small, vibrant blue flowers with a yellow center. It's also known for its association with remembrance and enduring love, making it a popular choice for memorial gardens.

  • ✓ Adds a touch of classic beauty to gardens
  • ✓ Attracts pollinators, supporting local ecosystems
  • ✓ Provides a sentimental and nostalgic element
  • ✓ Can be used in cut flower arrangements
  • ✓ Relatively easy to propagate from seed
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Bells of Ireland

Repotting Not typically repotted as it is an annual. If grown indoors, repotting may be necessary if the plant becomes root-bound.
Pruning Pinch back young plants to encourage bushier growth. Remove spent flower spikes to promote continued blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season (spring and summer).
Seasonal Care Spring/Summer: Active growth, regular watering and fertilization. Fall: Seed collection. Winter: Minimal watering, may die back in colder climates (annual).

Forget-Me-Not

Repotting Not typically repotted as it is usually grown as a biennial or short-lived perennial. If grown in containers, repot annually in spring.
Pruning Deadhead spent flowers to encourage continued blooming. Trim back foliage if it becomes leggy or overcrowded.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength. Apply every 4-6 weeks during the growing season (spring and summer).
Seasonal Care In spring and summer, ensure consistent moisture and fertilize regularly. In fall, allow seeds to disperse for natural propagation. In winter, provide protection from harsh frosts.

🌞 Light Requirements

Bells of Ireland

Full sun to partial shade outdoors. Indoors, requires very bright, direct light for at least 6 hours daily.

Low light tolerant: ❌ No

Forget-Me-Not

Full sun to partial shade. Requires at least 6 hours of direct sunlight outdoors.

Low light tolerant: ❌ No

💧 Watering Needs

Bells of Ireland

Outdoors: Water regularly, keeping the soil consistently moist but not waterlogged. Indoors: Water thoroughly when the top inch of soil feels dry. Overwatering can lead to root rot; underwatering will cause wilting and browning of the calyces.

Forget-Me-Not

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 will cause the plant to wilt and the leaves to turn brown.

🌡️ Temperature & Humidity

Bells of Ireland

Temperature: 15-24°C

Humidity: 40-60%

Forget-Me-Not

Temperature: 15-21°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Bells of Ireland

Bells of Ireland

Moluccella laevis
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who want a unique and striking addition to their cut flower arrangements.

✅ Choose This Plant If...

  • You want a unique and striking addition to your garden or floral arrangements.
  • You enjoy the challenge of growing plants that require specific conditions.
  • You are looking for a plant with a strong architectural presence.
  • You want to attract pollinators to your garden.
  • You need a long-lasting cut flower with a vibrant green color.

❌ Skip This Plant If...

  • You have limited sunlight indoors and cannot provide supplemental lighting.
  • You are a beginner gardener looking for an easy-to-grow plant.
  • You live in a very hot or humid climate, which can increase the risk of fungal diseases.
📍 Ideal Location: Outdoors: Sunny garden bed or border. Indoors: South-facing window with supplemental grow lights.
🎨 Style: Cottagecore, Eclectic, Traditional, Bohemian
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Moluccella laevis is not listed as toxic to dogs, cats, or horses.
Forget-Me-Not

Forget-Me-Not

Myosotis sylvatica
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners who want to add a touch of classic charm and a carpet of blue to their outdoor spaces.

✅ Choose This Plant If...

  • You want a plant with beautiful, delicate blue flowers.
  • You want to attract pollinators to your garden.
  • You appreciate plants with sentimental and historical significance.
  • You have a cool, partially shaded outdoor space.
  • You are willing to provide consistent moisture and care.

❌ Skip This Plant If...

  • You are looking for a low-maintenance indoor plant.
  • You have pets that may ingest the plant.
  • You live in a very hot and dry climate.
  • You don't have a suitable outdoor space.
  • You prefer plants that thrive in low-light conditions.
📍 Ideal Location: Outdoors in a partially shaded garden bed or container. A cool, bright windowsill may be attempted indoors, but success is not guaranteed.
🎨 Style: Cottagecore, Traditional, Romantic
🏠 Apartment Friendly: No
⚠️ Contains pyrrolizidine alkaloids, which are toxic to dogs, cats, and horses. Symptoms include liver damage, vomiting, diarrhea, and weight loss. All parts of the plant are considered toxic.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Bells of Ireland ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Bells of Ireland has fast growth, while Forget-Me-Not grows moderate.

💡 Pro Tips For Comparing These Plants

Bells of Ireland Care Tips

Bells of Ireland are best suited for outdoor gardens. Growing them indoors is challenging due to their high light requirements. Supplemental lighting is almost always necessary. Consistent watering and well-draining soil are crucial to prevent root rot. Requires careful monitoring for pests and diseases.

  • Start seeds indoors 6-8 weeks before the last frost for earlier blooms.
  • Provide well-draining soil to prevent root rot.
  • Water regularly, especially during hot and dry weather.
  • Fertilize every 2-4 weeks during the growing season with a balanced liquid fertilizer.
  • Pinch back young plants to encourage bushier growth.
❄️ Winter: As an annual, Bells of Ireland typically dies back in the winter. Collect seeds for planting the following spring.
☀️ Summer: Provide consistent moisture and protection from extreme heat. Fertilize regularly to promote continued blooming. Monitor for pests and diseases.

Forget-Me-Not Care Tips

Forget-me-nots are primarily outdoor plants that require specific conditions to thrive. Indoor cultivation is challenging due to the need for bright light, cool temperatures, and consistent moisture. Success indoors is limited, and the plant may not flower as profusely as it would outdoors.

  • Provide consistent moisture, especially during hot weather.
  • Deadhead spent flowers to encourage more blooms.
  • Protect from harsh afternoon sun to prevent leaf scorch.
  • Fertilize regularly during the growing season.
  • Monitor for pests and diseases, and treat promptly.
❄️ Winter: In colder climates, provide protection from harsh frosts by mulching around the base of the plant. Reduce watering during dormancy.
☀️ Summer: Ensure consistent moisture during hot weather. Provide shade during the hottest part of the day to prevent leaf scorch. Deadhead spent flowers to encourage continued blooming.

⚠️ Common Problems & Solutions — Plant Care Comparison

Bells of Ireland

Common Issues: Powdery mildew, root rot, aphids, spider mites
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. Root rot: Ensure well-draining soil and avoid overwatering. Aphids/Spider mites: Insecticidal soap or neem oil.

Forget-Me-Not

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

❓ Frequently Asked Questions — Comparing These Plants

Bells of Ireland

What are the light requirements for Bells of Ireland?

Bells of Ireland crave sunlight. They need at least 6-8 hours of direct sunlight each day to produce vibrant green calyces and strong stems. Insufficient light can lead to leggy growth, pale coloring, and reduced blooming. When grown indoors, place them near a south-facing window where they can receive ample sunlight. If natural light is limited, supplement with grow lights. Rotate the plants regularly to ensure even light exposure on all sides. When starting seeds indoors, use grow lights to ensure healthy seedling development.

How do I care for Bells of Ireland?

Bells of Ireland require full sun, at least 6-8 hours daily, to thrive. Plant them in well-draining soil with a slightly acidic to neutral pH (6.0-7.0). Water regularly, keeping the soil consistently moist but not waterlogged, especially during hot weather. Fertilize every 2-3 weeks with a balanced liquid fertilizer during the growing season (spring and summer).

How do I propagate Bells of Ireland?

Bells of Ireland are typically propagated by seed.

Forget-Me-Not

What are the light requirements for Forget-Me-Not?

Forget-Me-Nots flourish in partial shade to full sun, depending on the climate. In hotter regions, provide shade during the hottest part of the day to prevent scorching. In cooler climates, they can tolerate more sun. Aim for at least four to six hours of sunlight daily for optimal flowering. Insufficient light can result in leggy growth and reduced bloom production.

How do I care for Forget-Me-Not?

Forget-Me-Nots thrive in moist, well-draining soil. Plant them in a location that receives partial shade, especially during the hottest part of the day. Water regularly, keeping the soil consistently moist but not waterlogged. Fertilize lightly in spring with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers to encourage further flowering.

How do I propagate Forget-Me-Not?

Forget-Me-Nots can be propagated through seeds, division, or stem cuttings.

Last updated: May 2, 2026 — Plant care data reviewed and verified by our editorial team.