Larkspur Delphinium vs Mayflower Plant Comparison

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

Larkspur Delphinium

Larkspur Delphinium

Delphinium spp.

VS
Mayflower

Mayflower

Epigaea repens

Larkspur Delphinium

Larkspur Delphinium

Delphinium spp.

Larkspurs are annual or perennial herbaceous plants known for their tall, elegant flower spikes. They typically grow to heights of 1 to 6 feet, depending on the species and cultivar. The flowers come in a wide range of colors, including blue, purple, pink, white, and yellow. Larkspurs are primarily outdoor plants, prized for their striking vertical presence in gardens and borders. They are grown for their beautiful, showy flowers that attract pollinators.

Ranunculaceae Primarily Northern Hemisphere, including Europe, Asia, and North America
✨ Features: Attracts pollinators like bees and butterflies.
📖 Read Complete Larkspur Delphinium Guide
Mayflower

Mayflower

Epigaea repens

Epigaea repens, commonly known as Mayflower or Trailing Arbutus, is a low-growing, evergreen shrub native to eastern North America. It features creeping or trailing stems that are covered in bristly hairs. The plant is prized for its early spring blooms, which are small, fragrant, and typically pink or white. Mayflower is primarily an outdoor plant, thriving in acidic, well-drained soil in woodland settings. People grow it for its beautiful, delicate flowers and its ability to provide ground cover in shaded areas. It is notoriously difficult to cultivate outside of its native habitat.

Ericaceae Eastern North America
✨ Features: Early spring blooms, evergreen foliage, native plant
📖 Read Complete Mayflower Guide

Quick Plant Comparison

Feature Larkspur Delphinium Mayflower
Light Full sun Partial shade to full shade
Watering Every 3-7 days, depending on weather and soil drainage Every 1-2 weeks, depending on rainfall and soil drainage
Humidity 30-50% 50-70%
Temperature 15-24°C 10-21°C
Care Level Expert Expert
Growth Rate Moderate Slow
Max Height Rarely grown indoors, outdoor height 0.3-1.8 meters 15-20 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining, fertile soil with a slightly acidic to neutral pH (6.0-7.0) Acidic, well-drained soil rich in organic matter (e.g., a mix of peat moss, sand, and leaf mold)
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (weeding, watering, deadheading) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Larkspur Delphinium

Scientific Name Delphinium spp.
Family Ranunculaceae
Native To Primarily Northern Hemisphere, including Europe, Asia, and North America
Also Known As Larkspur, Delphinium
Leaves The leaves are deeply lobed and finely divided, giving them a delicate, fern-like appearance. They are typically green or bluish-green in color and arranged alternately along the stem.
Flowers Rarely flowers indoors. Outdoors, they produce tall spikes of spurred flowers in shades of blue, purple, pink, white, and yellow. The flowers bloom in summer.

Mayflower

Scientific Name Epigaea repens
Family Ericaceae
Native To Eastern North America
Also Known As Trailing Arbutus, Ground Laurel
Leaves The leaves are oval to rounded, 2-5 cm long, and leathery in texture. They are dark green and covered in bristly hairs, especially when young. The leaves are evergreen, providing year-round interest.
Flowers Mayflower rarely, if ever, flowers indoors. Outdoors, it produces small, fragrant, bell-shaped flowers in early spring. The flowers are typically pink or white and occur in clusters.

📏 Size & Growth — Plant Comparison

Larkspur Delphinium

Height Rarely grown indoors, outdoor height 0.3-1.8 meters
Spread 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern Upright, with tall flower spikes emerging from a basal rosette of foliage.

Mayflower

Height 15-20 cm
Spread 30-60 cm
Growth Rate Slow
Growth Pattern Trailing or creeping evergreen shrub that forms a low-growing mat. It spreads slowly via rhizomes.

🌱 Propagation — Comparing Plant Growth

Larkspur Delphinium

Methods: Seed, Division

Difficulty: Moderate

Tips: For seeds, cold stratification is often required. Divide established plants in early spring or fall.

Mayflower

Methods: Seed, stem cuttings, layering

Difficulty: Difficult

Tips: Propagating from seed is challenging and requires stratification. Stem cuttings should be taken in spring or early summer and rooted in acidic soil. Layering is the most reliable method.

✨ Benefits & Features — Comparing Plant Value

Larkspur Delphinium

Larkspurs are known for their tall, elegant flower spikes and vibrant colors. They are a classic cottage garden flower and a favorite of pollinators. Their toxicity makes them unsuitable for homes with pets or small children.

  • ✓ Attracts pollinators to your garden.
  • ✓ Adds vertical interest and vibrant colors to outdoor spaces.
  • ✓ Provides cut flowers for bouquets.
  • ✓ Can be used to create a classic cottage garden aesthetic.
  • ✓ Offers a sense of accomplishment for experienced gardeners.
  • ⚠️ Toxic to pets

Mayflower

Mayflower is one of the earliest blooming wildflowers in eastern North America, often flowering while snow is still on the ground. Its fragrant blooms are a welcome sign of spring. It is notoriously difficult to cultivate outside of its native habitat due to its specific soil and environmental requirements.

  • ✓ Provides ground cover
  • ✓ Attracts pollinators
  • ✓ Adds beauty to shaded areas
  • ✓ Native plant supports local ecosystems
  • ✓ Fragrant blooms enhance the garden experience
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Larkspur Delphinium

Repotting Not applicable for indoor growing, but outdoor plants may need division every 3-4 years.
Pruning Deadhead spent flowers to encourage further blooming. Cut back foliage in the fall after flowering.
Fertilizing Balanced fertilizer (10-10-10) applied in spring and early summer at half strength
Seasonal Care In spring, fertilize and provide support for tall varieties. In summer, water regularly and deadhead spent flowers. In fall, cut back foliage after flowering. In winter, provide mulch for protection in colder climates.

Mayflower

Repotting Not applicable for indoor growing, as it is not recommended. If attempted, repot only when necessary in early spring.
Pruning Minimal pruning is required. Remove dead or damaged foliage as needed.
Fertilizing Acid-loving plant fertilizer, diluted to half strength, applied in early spring before blooming.
Seasonal Care In winter, protect from harsh winds and heavy snow. In summer, ensure adequate moisture and shade. Spring is the blooming season, so provide fertilizer before blooms appear. Fall requires no special care.

🌞 Light Requirements

Larkspur Delphinium

Full sun

Low light tolerant: ❌ No

Mayflower

Partial shade to full shade

Low light tolerant: ✅ Yes

💧 Watering Needs

Larkspur Delphinium

Water deeply when the top inch of soil feels dry. Avoid overhead watering to prevent fungal diseases. Overwatering can lead to root rot, indicated by yellowing leaves and wilting. Underwatering results in dry, crispy leaves and stunted growth.

Mayflower

Water deeply when the top inch of soil feels dry. Avoid overwatering, as this can lead to root rot. Ensure good drainage.

🌡️ Temperature & Humidity

Larkspur Delphinium

Temperature: 15-24°C

Humidity: 30-50%

Mayflower

Temperature: 10-21°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Larkspur Delphinium

Larkspur Delphinium

Delphinium spp.
Care: Expert Time: 30 minutes weekly (weeding, watering, deadheading) Beginner: No

Experienced gardeners looking to add vertical interest and vibrant colors to their outdoor flower beds.

✅ Choose This Plant If...

  • You want tall, vibrant flowers in your garden.
  • You want to attract pollinators to your yard.
  • You have a sunny garden spot that needs a vertical accent.
  • You enjoy the challenge of growing somewhat finicky plants.
  • You appreciate classic cottage garden flowers.

❌ Skip This Plant If...

  • You have pets or small children who might ingest the plant.
  • You lack a sunny outdoor garden space.
  • You are a beginner gardener looking for easy-to-grow plants.
📍 Ideal Location: Outdoor flower beds or borders with full sun exposure
🎨 Style: Cottage, Traditional, English Garden
🏠 Apartment Friendly: No
⚠️ All parts of the plant, especially the seeds, are toxic to dogs, cats, and horses. Symptoms include gastrointestinal upset, weakness, and potentially neurological issues. Contains toxic alkaloids.
Mayflower

Mayflower

Epigaea repens
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners in regions with naturally acidic soil who want a native ground cover.

✅ Choose This Plant If...

  • You want a native ground cover for acidic soil
  • You appreciate early spring blooms
  • You have a shaded woodland garden
  • You are an experienced gardener looking for a challenge
  • You want to attract pollinators to your garden

❌ Skip This Plant If...

  • You have alkaline soil
  • You are a beginner gardener
  • You want a low-maintenance plant
  • You want an easy indoor plant
  • You don't have a shaded area
📍 Ideal Location: Outdoor woodland garden with acidic soil and partial to full shade
🎨 Style: Woodland, Naturalistic, Cottage
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Epigaea repens is not listed as toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Mayflower ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Larkspur Delphinium needs full sun, while Mayflower prefers partial shade to full shade light.

📈

Larkspur Delphinium has moderate growth, while Mayflower grows slow.

💡 Pro Tips For Comparing These Plants

Larkspur Delphinium Care Tips

Larkspurs are challenging to grow indoors due to their high light requirements and need for cool temperatures. They are best suited for outdoor gardens. Indoor attempts often result in weak, leggy growth and failure to flower. Proper drainage is crucial.

  • Provide support for tall varieties to prevent them from falling over.
  • Ensure well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Protect from strong winds that can damage the flower spikes.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Cut back foliage after flowering. Provide mulch for protection in colder climates.
☀️ Summer: Water regularly and deadhead spent flowers. Provide support for tall varieties.

Mayflower Care Tips

Mayflower is extremely challenging to grow indoors due to its specific requirements for acidic soil, high humidity, and cool temperatures. It requires very careful monitoring and precise environmental control to thrive. Primarily an outdoor plant, indoor cultivation is not recommended.

  • Ensure acidic soil with a pH of 4.5-6.0
  • Provide consistent moisture, especially during dry periods
  • Protect from harsh winds and direct sunlight
  • Mulch with pine needles or oak leaves to maintain soil acidity
  • Avoid transplanting once established, as it dislikes root disturbance
❄️ Winter: Protect from harsh winds and heavy snow with a layer of mulch. Ensure adequate moisture if the ground is not frozen.
☀️ Summer: Provide shade during the hottest part of the day. Ensure adequate moisture, especially during dry periods. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Larkspur Delphinium

Common Issues: Powdery mildew, Crown rot, Aphids, Spider mites
Solutions: Powdery mildew: Improve air circulation and apply fungicide. Crown rot: Ensure well-draining soil and avoid overwatering. Aphids: Insecticidal soap. Spider mites: Increase humidity and use miticide.

Mayflower

Common Issues: Root rot, leaf spot, iron chlorosis, failure to bloom
Solutions: Ensure well-drained soil and avoid overwatering to prevent root rot. Treat leaf spot with a fungicide. Correct iron chlorosis by amending the soil with iron chelate. Provide appropriate light and temperature conditions to encourage blooming.

❓ Frequently Asked Questions — Comparing These Plants

Larkspur Delphinium

What are the light requirements for Larkspur Delphinium?

Larkspur Delphiniums thrive in full sun, needing a minimum of six hours of direct sunlight each day to produce abundant blooms. Insufficient light can lead to leggy growth, weak stems, and reduced flowering. When planting, choose a location that receives morning sun, which helps to dry the foliage and prevent fungal diseases.

How do I care for Larkspur Delphinium?

Larkspur Delphiniums need well-draining soil enriched with organic matter. Plant in a location with full sun, providing at least six hours of direct sunlight daily. Water deeply when the top inch of soil feels dry, but avoid overwatering. Fertilize regularly during the growing season with a balanced fertilizer, switching to a fertilizer higher in phosphorus to promote blooming.

How do I propagate Larkspur Delphinium?

Larkspur Delphiniums can be propagated by division, stem cuttings, or seed. Division is best done in spring or fall by carefully separating the root ball and replanting the divisions. For stem cuttings, take 4-6 inch cuttings from new growth in spring, remove the lower leaves, and plant in a well-draining rooting medium. Keep the cuttings moist and in a humid environment until rooted.

Mayflower

What are the light requirements for Mayflower?

Mayflower thrives in partial shade, mimicking its natural woodland environment. Direct sunlight can scorch the delicate foliage, while too little light can inhibit flowering. Ideally, provide dappled sunlight or morning sun with afternoon shade. An east-facing location is often suitable. If growing indoors, place the plant near a north-facing window or use sheer curtains to filter the light. Monitor the leaves for signs of stress, such as sunburn (brown spots) or etiolation (leggy growth). Adjust the plant’s position accordingly. Supplement with artificial light during winter months or in dimly lit environments. Consider using a grow light with a spectrum suitable for flowering plants. Rotate the plant regularly to ensure even light exposure.

How do I care for Mayflower?

Mayflower requires specific conditions to thrive in cultivation. Plant in acidic, well-draining soil amended with peat moss or leaf mold. Provide partial shade, mimicking its natural woodland habitat. Water consistently, keeping the soil moist but not waterlogged, especially during the growing season. Fertilize sparingly in early spring with an acid-loving plant fertilizer. Maintain high humidity levels, ideally above 60%, using a humidifier or pebble tray. Protect from harsh winds and intense sunlight. Prune lightly after flowering to remove dead or damaged foliage. Monitor for pests such as spider mites and aphids, and treat promptly with appropriate insecticides. Ensure good air circulation to prevent fungal diseases. Mayflower is challenging to cultivate, requiring patience and attention to detail. Regular monitoring of soil pH and moisture levels is essential. Consider mulching with pine needles to maintain soil acidity.

How do I propagate Mayflower?

Mayflower propagation is challenging. Division is the most reliable method. Carefully divide established plants in early spring, ensuring each division has healthy roots and foliage. Replant in acidic, well-draining soil. Stem cuttings are difficult but can be attempted. Take softwood cuttings in spring, dip in rooting hormone, and plant in a peat moss and perlite mix. Maintain high humidity and indirect light. Keiki (offsets) are rare in Mayflower. If present, carefully detach and plant as you would a division. Success rates for all methods are low, so patience and careful attention are essential. Rooting hormone can improve success rates for stem cuttings. Maintain consistent moisture and humidity throughout the propagation process.

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