Bellflower vs Speedwell Plant Comparison

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

Bellflower

Bellflower

Campanula spp.

VS
Speedwell

Speedwell

Veronica spp.

Bellflower

Bellflower

Campanula spp.

Bellflowers (Campanula spp.) are a diverse group of flowering plants, primarily grown outdoors for their charming bell-shaped flowers in shades of blue, purple, pink, and white. They range in size from low-growing groundcovers to taller, upright varieties. Most are perennials, returning year after year. While some species are adaptable, they generally thrive in well-drained soil and sunny locations. They are popular in cottage gardens, borders, and rock gardens. Indoor cultivation is challenging due to their high light requirements and need for cooler temperatures.

Campanulaceae Various species originate from Europe, Asia, and North America.
✨ Features: Attracts pollinators (bees and butterflies).
📖 Read Complete Bellflower Guide
Speedwell

Speedwell

Veronica spp.

Speedwell encompasses a diverse genus of flowering plants, primarily herbaceous perennials, though some are annuals or shrubs. They exhibit a range of growth habits, from creeping groundcovers to upright forms. The flowers are typically small and blue, but can also be pink, white, or purple, arranged in spikes or racemes. Speedwell is primarily grown outdoors in gardens and meadows for its attractive flowers and ability to attract pollinators. While some species are relatively adaptable, they generally require specific outdoor conditions that are difficult to replicate indoors.

Plantaginaceae Europe, Asia, North Africa, North America
✨ Features: Attracts pollinators (bees, butterflies), deer-resistant (in some cases), long blooming period.
📖 Read Complete Speedwell Guide

Quick Plant Comparison

Feature Bellflower Speedwell
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering. Full sun to partial shade
Watering Every 3-7 days, depending on weather and soil drainage. Every 3-7 days, depending on weather and soil drainage
Humidity 40-60% 40-60%
Temperature 15-24°C 15-24°C
Care Level Expert Expert
Growth Rate Moderate To Fast, Depending On The Species. Some Species Can Be Aggressive Spreaders Via Rhizomes. Moderate To Fast, Some Species Can Be Aggressive Spreaders
Max Height 0.15-1 meter (outdoors). Indoors, expect significantly smaller size and potentially stunted growth. 10-90 cm (outdoor)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-drained, loamy soil with a slightly acidic to neutral pH (6.0-7.0). Well-draining, loamy soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (deadheading, watering, pest control). 15 minutes weekly (outdoor)

🔬 Botanical Information — Comparing These Plants

Bellflower

Scientific Name Campanula spp.
Family Campanulaceae
Native To Various species originate from Europe, Asia, and North America.
Also Known As Bellflower, Canterbury Bells, Fairy Thimbles
Leaves Leaves vary in shape and size depending on the species. They are typically green and can be lance-shaped, oval, or rounded. Some species have toothed edges.
Flowers Bellflowers rarely flower indoors. Outdoors, they produce bell-shaped flowers in shades of blue, purple, pink, and white. The flowers are typically 1-5 cm long and bloom in spring and summer.

Speedwell

Scientific Name Veronica spp.
Family Plantaginaceae
Native To Europe, Asia, North Africa, North America
Also Known As Speedwell, Gypsyweed, Bird's Eye
Leaves Leaves are typically small, oval or lance-shaped, and arranged oppositely or alternately along the stem. The color is usually green, but some varieties have variegated foliage.
Flowers Speedwell flowers outdoors in spring and summer. The flowers are small and typically blue, but can also be pink, white, or purple. They are arranged in spikes or racemes.

📏 Size & Growth — Plant Comparison

Bellflower

Height 0.15-1 meter (outdoors). Indoors, expect significantly smaller size and potentially stunted growth.
Spread 0.15-0.6 meters, depending on the species. Some spread via rhizomes.
Growth Rate Moderate To Fast, Depending On The Species. Some Species Can Be Aggressive Spreaders Via Rhizomes.
Growth Pattern Varies depending on the species. Some are low-growing and spreading, while others are upright and bushy. Some spread via rhizomes, forming colonies.

Speedwell

Height 10-90 cm (outdoor)
Spread 15-60 cm (outdoor), spreads via rhizomes in some species
Growth Rate Moderate To Fast, Some Species Can Be Aggressive Spreaders
Growth Pattern Varies depending on the species. Some are creeping groundcovers, while others are upright and bushy. Some species spread via rhizomes, forming dense mats.

🌱 Propagation — Comparing Plant Growth

Bellflower

Methods: Seed, stem cuttings, division (for rhizomatous species)

Difficulty: Moderate

Tips: For seeds, sow in spring or fall. For cuttings, take softwood cuttings in spring and root in moist soil. Divide rhizomatous species in spring or fall.

Speedwell

Methods: Stem cuttings, Division, Seed

Difficulty: Easy To Moderate

Tips: For stem cuttings, take cuttings in spring or summer and root them in water or moist soil. Division is best done in spring or fall. Sow seeds in spring after the last frost.

✨ Benefits & Features — Comparing Plant Value

Bellflower

The bell-shaped flowers are distinctive and come in a range of colors. Some species are known for their vigorous spreading habit, making them good groundcovers. They are a favorite in cottage gardens.

  • ✓ Attracts pollinators to the garden
  • ✓ Adds beauty and color to outdoor spaces
  • ✓ Can be used in cut flower arrangements
  • ✓ Provides a sense of accomplishment for gardeners
  • ✓ Supports local ecosystems
  • ⚠️ Toxic to pets

Speedwell

Speedwell is known for its long blooming period and ability to attract pollinators. The flowers come in a variety of colors, and the plant is relatively low-maintenance. Some species spread aggressively, making them useful as groundcovers.

  • ✓ Attracts pollinators
  • ✓ Provides long-lasting color in the garden
  • ✓ Deer-resistant
  • ✓ Relatively low-maintenance
  • ✓ Can be used as a groundcover
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Bellflower

Repotting Not applicable for outdoor plants. If attempting indoor cultivation, repot annually in spring.
Pruning Deadhead spent flowers to encourage continued blooming. Cut back foliage in fall after it dies back.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Spring: Plant or divide. Summer: Water regularly and fertilize. Fall: Deadhead spent flowers and prepare for winter. Winter: Provide protection from frost in colder climates.

Speedwell

Repotting Not applicable for indoor growing, but if grown in containers outdoors, repot every 2-3 years or as needed.
Pruning Deadhead spent flowers to encourage continued blooming. Prune back in late fall or early spring to maintain shape and size.
Fertilizing Balanced fertilizer (10-10-10) diluted to half strength, applied in spring and early summer
Seasonal Care In spring, fertilize and prune back dead growth. In summer, water regularly and deadhead spent flowers. In fall, divide plants if needed. In winter, provide mulch for protection in colder climates.

🌞 Light Requirements

Bellflower

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

Low light tolerant: ❌ No

Speedwell

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

Bellflower

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

Speedwell

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Speedwell prefers consistently moist, but not soggy, soil. In hotter weather, more frequent watering may be necessary. Reduce watering during dormancy.

🌡️ Temperature & Humidity

Bellflower

Temperature: 15-24°C

Humidity: 40-60%

Speedwell

Temperature: 15-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Bellflower

Bellflower

Campanula spp.
Care: Expert Time: 15 minutes weekly (deadheading, watering, pest control). Beginner: No

Experienced gardeners who want to add colorful blooms to their outdoor garden.

✅ Choose This Plant If...

  • You have a sunny outdoor garden and want to attract pollinators.
  • You appreciate classic cottage garden flowers.
  • You are willing to provide consistent care and maintenance.
  • You live in a climate suitable for outdoor perennial growth of bellflowers.
  • You enjoy the challenge of propagating plants from seed or cuttings.

❌ Skip This Plant If...

  • You have limited sunlight indoors.
  • You are a beginner gardener.
  • You have pets that might ingest the plant.
  • You don't have time for regular watering and maintenance.
📍 Ideal Location: Outdoor garden, flower bed, or container garden with full sun exposure.
🎨 Style: Cottage, Traditional, Romantic
🏠 Apartment Friendly: No
⚠️ Some species of Campanula contain compounds that can be toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and skin irritation. All parts of the plant are potentially toxic.
Speedwell

Speedwell

Veronica spp.
Care: Expert Time: 15 minutes weekly (outdoor) Beginner: No

Outdoor gardeners looking for a low-maintenance, flowering groundcover or border plant that attracts pollinators.

✅ Choose This Plant If...

  • You want a low-maintenance perennial for your garden.
  • You want to attract pollinators to your yard.
  • You need a deer-resistant plant.
  • You want a long-blooming flower.
  • You want a plant with a variety of colors and growth habits.

❌ Skip This Plant If...

  • You are looking for an indoor plant.
  • You have pets that might ingest it.
  • You have limited sunlight in your garden.
📍 Ideal Location: Outdoor garden bed or border with full sun exposure.
🎨 Style: Cottage, Naturalistic, Meadow
🏠 Apartment Friendly: No
⚠️ Some species of Veronica contain glycosides that can cause mild gastrointestinal upset in dogs, cats, and horses if ingested. Symptoms may include vomiting, diarrhea, and loss of appetite. All parts of the plant are potentially 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

Bellflower Care Tips

Bellflowers are primarily outdoor plants and are challenging to grow indoors due to their high light requirements, need for cooler temperatures, and susceptibility to pests and diseases in indoor environments. Indoor cultivation requires careful attention to light, watering, and ventilation.

  • Provide well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Protect from strong winds, especially taller varieties.
  • Monitor for pests and diseases and treat promptly.
  • Mulch around the base of the plant to retain moisture and suppress weeds.
❄️ Winter: In colder climates, provide a layer of mulch around the base of the plant to protect the roots from freezing. Cut back dead foliage in late fall or early spring.
☀️ Summer: Water regularly during hot, dry weather. Deadhead spent flowers to encourage continued blooming. Fertilize every 4-6 weeks with a balanced liquid fertilizer.

Speedwell Care Tips

Speedwell is primarily an outdoor plant and is challenging to grow indoors due to its high light requirements and need for specific temperature and humidity conditions. It requires full sun and well-draining soil. Indoor cultivation is not recommended.

  • Provide well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Fertilize in spring with a balanced fertilizer.
  • Divide plants every few years to prevent overcrowding.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: In colder climates, provide mulch around the base of the plant to protect the roots from freezing. Reduce watering during dormancy. Prune back dead growth in late fall or early spring.
☀️ Summer: Water regularly during hot weather. Deadhead spent flowers to encourage continued blooming. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Bellflower

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 apply a fungicide. Aphids/Spider mites: Insecticidal soap or neem oil.

Speedwell

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

❓ Frequently Asked Questions — Comparing These Plants

Bellflower

What are the light requirements for Bellflower?

Bellflowers generally prefer a location with at least six hours of sunlight per day. However, in hotter climates, they may benefit from some afternoon shade to prevent scorching. When grown indoors, place bellflowers near a sunny window that receives bright, indirect light. Rotate the plant regularly to ensure even growth. Insufficient light can lead to leggy growth and reduced flowering. If natural light is limited, consider supplementing with grow lights. Bellflowers need sufficient light to produce energy for flowering, so ensuring they receive adequate light is crucial for optimal bloom production. Overexposure to intense sunlight can cause leaf burn, so monitor the plant closely and adjust its location as needed.

How do I care for Bellflower?

Bellflowers thrive in well-draining soil and prefer a location that receives partial to full sunlight. Water regularly, allowing the soil to dry slightly between waterings to prevent root rot. Fertilize during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength every 2-4 weeks to promote abundant blooms. Deadhead spent flowers regularly to encourage continuous blooming. Provide support for taller varieties to prevent them from flopping over. In colder climates, some bellflower species may require winter protection, such as mulching or bringing potted plants indoors. Monitor for pests like aphids and spider mites and treat as needed. Prune back in late fall or early spring to maintain shape and encourage bushier growth. Ensure good air circulation to prevent fungal diseases.

How do I propagate Bellflower?

Bellflowers can be propagated through division, stem cuttings, and, in some cases, from seed.

Speedwell

What are the light requirements for Speedwell?

Speedwell flourishes in full sun, requiring at least six hours of direct sunlight each day for optimal growth and abundant blooming. While it can tolerate some partial shade, especially in hotter climates, insufficient light can lead to leggy growth and reduced flowering. When planting Speedwell, choose a location that receives ample sunlight throughout the day. If growing indoors, place the plant near a sunny window, ideally facing south or east. Rotate the plant regularly to ensure even light exposure on all sides. In areas with intense afternoon sun, providing some light shade during the hottest part of the day can prevent leaf scorch.

How do I care for Speedwell?

Speedwell thrives in well-draining soil and requires regular watering, especially during dry periods. Aim to keep the soil consistently moist, but avoid overwatering, which can lead to root rot. Provide Speedwell with at least six hours of sunlight daily for optimal blooming. In hotter climates, some afternoon shade can be beneficial. Fertilize your Speedwell every 4-6 weeks during the growing season with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers regularly to encourage continuous flowering. Prune back the plant in late fall or early spring to maintain its shape and promote bushier growth. Protect Speedwell from extreme cold and frost in colder climates. Monitor for pests and diseases, and treat promptly if necessary.

How do I propagate Speedwell?

Speedwell can be propagated through division, stem cuttings, and seeds.

Last updated: May 5, 2026 — Plant care data reviewed and verified by our editorial team.