Black-Eyed Susan vs Mayflower Plant Comparison

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

Black-Eyed Susan

Black-Eyed Susan

Rudbeckia hirta

VS
Mayflower

Mayflower

Epigaea repens

Black-Eyed Susan

Black-Eyed Susan

Rudbeckia hirta

Rudbeckia hirta, commonly known as Black-Eyed Susan, is a flowering plant typically grown as an annual or short-lived perennial. It features daisy-like flowers with bright yellow petals surrounding a dark brown or black central cone. The plant grows upright, reaching heights of 1 to 3 feet. It is primarily an outdoor plant, valued for its vibrant blooms and ability to attract pollinators to gardens. While technically possible to grow indoors, it requires very specific and intense lighting conditions to thrive and bloom, making it challenging.

Asteraceae Eastern and Central North America
✨ Features: Attracts butterflies and bees, deer resistant, long blooming period.
📖 Read Complete Black-Eyed Susan 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 Black-Eyed Susan Mayflower
Light Full sun (at least 6-8 hours of direct sunlight daily) Partial shade to full shade
Watering Outdoors: Every 3-7 days depending on weather. Indoors (not recommended): Possibly more frequent, but monitor soil moisture carefully. Every 1-2 weeks, depending on rainfall and soil drainage
Humidity 30-50% 50-70%
Temperature 18-27°C 10-21°C
Care Level Expert Expert
Growth Rate Moderate Slow
Max Height Outdoors: 30-90 cm. Indoors (unlikely): Significantly smaller, if it survives. 15-20 cm
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining soil, such as a mix of potting soil, perlite, and sand. 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 5-10 minutes weekly (deadheading) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Black-Eyed Susan

Scientific Name Rudbeckia hirta
Family Asteraceae
Native To Eastern and Central North America
Also Known As Black-Eyed Susan, Brown-Eyed Susan, Gloriosa Daisy
Leaves The leaves are lance-shaped, rough in texture, and medium green in color. They are typically 2-6 inches long and arranged alternately along the stem.
Flowers Flowers are daisy-like with bright yellow petals surrounding a dark brown or black central cone. They bloom profusely throughout the summer and into the fall.

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

Black-Eyed Susan

Height Outdoors: 30-90 cm. Indoors (unlikely): Significantly smaller, if it survives.
Spread 30-60 cm
Growth Rate Moderate
Growth Pattern Upright, bushy growth habit. It forms clumps that can spread over time, but it is not considered aggressively invasive.

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

Black-Eyed Susan

Methods: Seed, Division

Difficulty: Easy

Tips: For seeds, sow directly into the garden in spring or start indoors 6-8 weeks before the last frost. For division, divide clumps 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

Black-Eyed Susan

The dark central cone provides a striking contrast to the bright yellow petals. It's a popular choice for attracting pollinators and is relatively deer-resistant.

  • ✓ Attracts pollinators
  • ✓ Adds vibrant color to gardens
  • ✓ Deer resistant
  • ✓ Relatively low maintenance outdoors
  • ✓ Native plant supports local ecosystems
  • ⚠️ 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

Black-Eyed Susan

Repotting Not typically needed as it's often grown as an annual. If grown as a perennial, repot every 2-3 years in spring.
Pruning Deadhead spent flowers regularly to encourage more blooms. Cut back foliage in late fall after it dies back.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Deadhead spent flowers to encourage continued blooming. In colder climates, treat as an annual or provide winter protection.

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

Black-Eyed Susan

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

Mayflower

Partial shade to full shade

Low light tolerant: ✅ Yes

💧 Watering Needs

Black-Eyed Susan

Water thoroughly when the top inch of soil feels dry to the touch. Avoid overwatering, which can lead to root rot. Allow excess water to drain away. Signs of underwatering include wilting leaves; overwatering includes yellowing leaves and soggy soil.

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

Black-Eyed Susan

Temperature: 18-27°C

Humidity: 30-50%

Mayflower

Temperature: 10-21°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Black-Eyed Susan

Black-Eyed Susan

Rudbeckia hirta
Care: Expert Time: 5-10 minutes weekly (deadheading) Beginner: No

Gardeners looking to add vibrant color and attract pollinators to their outdoor spaces.

✅ Choose This Plant If...

  • You want to attract pollinators to your garden.
  • You desire a long-blooming, cheerful flower.
  • You need a deer-resistant plant.
  • You want a low-maintenance outdoor plant once established.
  • You want a native North American wildflower.

❌ Skip This Plant If...

  • You have limited sunlight indoors.
  • You have pets that might ingest the plant.
  • You are looking for a low-maintenance INDOOR plant.
📍 Ideal Location: Outdoor garden, sunny border, meadow garden
🎨 Style: Cottage, Rustic, Wildflower
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Rudbeckia hirta contains glycosides that can be toxic to dogs, cats, and horses. Symptoms include dermatitis and gastrointestinal upset (vomiting, diarrhea). All parts of the plant are considered toxic.
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

☀️

Black-Eyed Susan needs full sun (at least 6-8 hours of direct sunlight daily), while Mayflower prefers partial shade to full shade light.

📈

Black-Eyed Susan has moderate growth, while Mayflower grows slow.

💡 Pro Tips For Comparing These Plants

Black-Eyed Susan Care Tips

Black-Eyed Susans are primarily outdoor plants that require full sun and well-draining soil. Growing them indoors is extremely challenging due to their high light requirements. They are toxic to pets. Indoor survival is unlikely without specialized grow lights and careful monitoring.

  • Provide full sun for optimal blooming.
  • Ensure well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly.
  • Water deeply but infrequently.
  • Monitor for pests and diseases.
❄️ Winter: In colder climates, cut back foliage after it dies back. Mulch around the base of the plant to provide winter protection. Consider treating as an annual in very cold regions.
☀️ Summer: Water regularly during dry spells. Deadhead spent flowers to encourage continued blooming. Monitor for pests and diseases.

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

Black-Eyed Susan

Common Issues: Powdery mildew, fungal leaf spot, aphids, spider mites
Solutions: Powdery mildew/leaf spot: Improve air circulation, use a fungicide. Aphids/spider mites: Insecticidal soap or neem oil.

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

Black-Eyed Susan

What are the light requirements for Black-Eyed Susan?

Black-Eyed Susans are sun-loving plants and require at least 6 hours of direct sunlight each day to thrive. Insufficient light can lead to leggy growth, reduced blooming, and pale foliage. 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 to ensure they get the light they need.

How do I care for Black-Eyed Susan?

Black-Eyed Susans thrive in full sun, requiring at least 6 hours of direct sunlight daily. Well-draining soil is crucial to prevent root rot; amend heavy clay soils with compost or sand. Water regularly, especially during dry periods, but avoid overwatering. Fertilize sparingly with a balanced fertilizer in the spring to encourage blooming. Deadhead spent flowers to promote continuous blooming throughout the season.

How do I propagate Black-Eyed Susan?

Black-Eyed Susans can be propagated through division or seeds.

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 22, 2026 — Plant care data reviewed and verified by our editorial team.