Purple Coneflower (Echinacea Purpurea ‘Merlot’)

Plant: Table of Contents

Purple Coneflower (Echinacea purpurea ‘Merlot’)

What is Plant Purple Coneflower (Echinacea purpurea ‘Merlot’)?

Echinacea purpurea ‘Merlot,’ commonly known as purple coneflower, is a stunning and popular perennial plant that belongs to the daisy family, Asteraceae. This cultivar is highly regarded for its vibrant, deep magenta-colored flowers that bloom from midsummer to early fall. It is a North American native plant, mainly found in the central and southeastern regions of the United States.

Echinacea purpurea ‘Merlot’ Description

The ‘Merlot’ variety of Echinacea purpurea is distinguished by its rich, dark-red, slightly reflexed petals and prominent coppery-orange cones at the center of the flower. The plant’s robust stems and impressive bloom size make it a standout addition to gardens and landscapes.

Echinacea purpurea ‘Merlot’ reaches a mature height of about 24 to 36 inches (60-90 cm) and spreads to about 18 to 24 inches (45-60 cm) wide. This makes it an excellent choice for mid-border planting as well as mixed perennial beds.

Key Takeaways – Purple Coneflower (Echinacea purpurea ‘Merlot’)


  • USDA Hardiness Zones: 3-8
  • Bloom Time: Midsummer to Early Fall
  • Soil Requirements: Well-drained, fertile soil


  • Ornamental Purposes
  • Medicinal Properties
  • Pollinator Support


  • Average Water Needs
  • Drought-Tolerant Once Established


  • Full Sun to Partial Shade


  • Light Feeding with Balanced Fertilizer in Spring


  • Well-drained Soil
  • pH: Slightly Acidic to Neutral (6.0 – 7.0)


  • Deadhead Spent Flowers to Encourage Continuous Blooms
  • Cut Back Stems in Late Fall or Early Spring to Ground Level


  • Division in Early Spring or Fall
  • Seed Propagation

Container Popularity

  • Suitable for Containers
  • Provides Colorful Accents in Patio Gardens

Container Common Diseases

  • Potential for Root Rot in Overly Wet Conditions
  • Susceptible to Powdery Mildew in Humid Environments

Disease Diagnosis

  • Regular Inspection for Signs of Fungal Infections
  • Preventative Measures: Adequate Air Circulation, Proper Watering Practices

Common Pests

  • Japanese Beetles
  • Aphids

Purple Coneflower Cultivation and Care

How to Grow Purple Coneflower

Purple coneflower is relatively easy to grow, making it a perfect choice for both novice and experienced gardeners. Here are essential care tips for cultivating Echinacea purpurea ‘Merlot’:

Echinacea purpurea Care Tips

  1. Planting: Select a well-drained location with fertile soil and ample sunlight exposure.
  2. Watering: Provide consistent moisture during the plant’s establishment phase. Once established, the plant becomes more drought-tolerant.
  3. Sunlight: Plant in an area with full sun to partial shade for best results.
  4. Fertilization: Apply a balanced fertilizer in spring to promote healthy growth and abundant flowering.
  5. Soil: Ensure the soil is well-drained and slightly acidic to neutral in pH.
  6. Pruning: Deadhead spent flowers regularly to encourage continuous blooming. Cut back stems to the ground in late fall or early spring.
  7. Propagation: Divide the plants in early spring or fall. Additionally, purple coneflower can be propagated from seeds.

Merlot Variety of Echinacea purpurea

Echinacea purpurea ‘Merlot’ is a stunning variety that adds a rich, deep color to gardens and landscapes. Its robust and compact nature makes it an excellent choice for various garden settings.

Benefits of Planting Purple Coneflower

Beyond its aesthetic appeal, purple coneflower offers numerous benefits that include being a low-maintenance landscape plant, attracting pollinators and wildlife, and possessing medicinal properties.

Purple Coneflower Planting Guide

When planting purple coneflower, consider the following guidelines to ensure its successful establishment and long-term health:

  1. Site Selection: Choose a location with well-drained soil and adequate sunlight.
  2. Spacing: Plant the ‘Merlot’ variety about 18 to 24 inches apart to allow for proper air circulation and to accommodate its mature size.
  3. Watering: Provide regular watering during the initial growth period, ensuring the soil remains consistently moist. Once established, the plant can thrive with minimal watering.

Tips for Cultivating Echinacea purpurea ‘Merlot’

  • Soil Conditions: Ensure well-drained, fertile soil.
  • Sunlight: Provide full sun to partial shade.
  • Watering: Water regularly during the establishment phase and during prolonged dry periods.
  • Fertilization: Apply a balanced fertilizer in spring to support vigorous growth and flowering.
  • Pruning: Remove spent flowers and cut back stems as needed to maintain plant health and appearance.

Purple Coneflower Varieties

While ‘Merlot’ is a popular variety, purple coneflowers also come in a range of other cultivars, each offering unique colors and characteristics. Some well-known varieties include ‘Magnus,’ ‘Ruby Star,’ and ‘White Swan.’

Purple Coneflower Species Information

Echinacea purpurea, commonly referred to as purple coneflower, is a species native to North America. It is famed for its medicinal properties and has been a staple in traditional herbal medicine.

Echinacea purpurea ‘Merlot’ Characteristics

The ‘Merlot’ variety of Echinacea purpurea is characterized by its stunning deep magenta flowers, sturdy stems, and compact growth habit. It is a long-blooming perennial that attracts pollinators and adds vibrant color to garden landscapes.

Growing Purple Coneflowers in Your Garden

Purple Coneflower Uses in Landscaping

  • Perennial Beds: Purple coneflower adds height, color, and texture to perennial beds and mixed borders.
  • Wildlife Gardens: Attracts pollinators, such as bees and butterflies, contributing to biodiversity.
  • Cut Flower Gardens: Provides long-lasting, vibrant blooms for floral arrangements.
  • Medicinal Gardens: Offers medicinal properties and can be incorporated into herbal remedies.

Echinacea purpurea ‘Merlot’ in Gardens

In garden settings, Echinacea purpurea ‘Merlot’ serves as a focal point with its striking flowers. It also harmonizes well with a variety of plants, making it a versatile addition to gardens and landscapes.

Purple Coneflower Medicinal Properties

Echinacea purpurea has been valued for its medicinal properties for centuries. The plant is known for its immune-boosting effects and is often used to alleviate symptoms of colds and respiratory infections.

Best Soil Conditions for Purple Coneflowers

Purple coneflowers thrive in well-drained, fertile soil with a slightly acidic to neutral pH. Soil that retains excessive moisture can lead to root rot, so ensuring proper drainage is crucial to the plant’s health.

Echinacea purpurea ‘Merlot’ Planting Tips

When planting purple coneflower, consider the following tips to optimize its growth and performance:

  • Ample Sunlight: Provide full sun to partial shade for robust flowering.
  • Adequate Air Circulation: Space the plants to allow for proper air movement and reduce the risk of fungal diseases.
  • Consistent Moisture: Water regularly, especially during the establishment phase, and ensure the soil does not become waterlogged.
  • Regular Deadheading: Remove spent flowers to encourage continuous blooming and prevent self-seeding.

Purple Coneflower Wildlife Benefits

Pollinator Attraction

Purple coneflower, including the ‘Merlot’ variety, attracts a diverse array of pollinators, including bees, butterflies, and other beneficial insects. Its nectar-rich blooms serve as an essential food source for these pollinators, contributing to the overall health of local ecosystems.

Echinacea purpurea ‘Merlot’ in Traditional Medicine

The species Echinacea purpurea has a rich history in traditional Native American medicine, where it was used to treat various ailments and boost the immune system. Today, it remains a popular herb in herbal medicine and immune-supportive supplements.

Tips for Propagating Purple Coneflower

Propagating purple coneflower can be achieved through division and seed propagation. Here are some essential tips for successful propagation:

  • Division: Divide established clumps in early spring or fall, ensuring that each division has a healthy portion of the root system.
  • Seed Propagation: Collect mature seeds from the flower heads and sow them in well-prepared soil in the fall for natural stratification.

Echinacea purpurea ‘Merlot’ in Modern Landscaping

In contemporary landscape design, purple coneflower, particularly the ‘Merlot’ variety, is valued for its striking visual impact, low maintenance requirements, and contributions to biodiversity.

Purple Coneflower Flower Arrangement Ideas

The long-lasting blooms of purple coneflower make it an excellent choice for floral arrangements. Its vibrant color and unique flower structure add an appealing touch to bouquets and floral displays.

Echinacea purpurea ‘Merlot’ Pest and Disease Resistance

While generally resilient, purple coneflowers, including the ‘Merlot’ variety, can be susceptible to certain pests and diseases. Implementing preventative measures and early intervention is key to maintaining plant health.

Common Problems with Echinacea purpurea ‘Merlot’

Some common issues that may affect purple coneflowers, especially the ‘Merlot’ variety, include:

  1. Root Rot: Caused by overly wet soil conditions, leading to root damage and plant decline.
  2. Powdery Mildew: Fungal infection favored by high humidity and poor air circulation.

Purple Coneflower Watering Requirements

  • Establishment Phase: Regular watering to ensure consistent moisture for plant establishment.
  • Mature Plants: Once established, purple coneflowers become more drought-tolerant and require minimal supplemental watering.

Echinacea purpurea ‘Merlot’ Foliage Characteristics

In addition to its striking flowers, ‘Merlot’ exhibits attractive dark green foliage, adding to its visual appeal even when not in bloom.

Purple Coneflower Floral Uses

Apart from its ornamental appeal, purple coneflower also serves as an excellent cut flower, providing long-lasting blooms for floral arrangements and indoor displays.

Echinacea purpurea ‘Merlot’ Seasonality and Maintenance

Purple Coneflower Growth Rate

The ‘Merlot’ variety of Echinacea purpurea demonstrates a moderate growth rate, establishing a robust root system and producing impressive flowering stems.

Purple Coneflower Winter Care

In preparation for winter, consider the following care practices for purple coneflowers:

  1. Cut Back Stems: Remove spent flower stems and cut back the foliage in late fall or early spring to ground level.
  2. Mulching: Apply a layer of mulch around the base of the plant to protect the root system during winter.

Echinacea purpurea ‘Merlot’ Propagation Methods

Propagation of Echinacea purpurea ‘Merlot’ can be achieved through division and seed propagation:

  • Division: Separate clumps in early spring or fall, ensuring each division has healthy roots.
  • Seed Propagation: Collect seeds from spent flower heads and sow them in prepared soil in the fall.

Tips for Harvesting Purple Coneflower Seeds

To harvest seeds from purple coneflower for propagation, follow these simple steps:

  1. Seed Collection: Allow the flower heads to dry on the plant until the seeds are mature and begin to loosen from the cone.
  2. Seed Storage: Store the seeds in a cool, dry place until ready for sowing.

Echinacea purpurea ‘Merlot’ Container Gardening Ideas

Purple coneflowers, including the ‘Merlot’ variety, are well-suited for container gardening, offering a vibrant and low-maintenance option for patio and balcony gardens.

Purple Coneflower Landscape Design Inspiration

When incorporating purple coneflowers into landscape designs, consider their visual and ecological contributions to the overall garden aesthetic and wildlife support.

Echinacea purpurea ‘Merlot’ Root System

The root system of Echinacea purpurea ‘Merlot’ is relatively robust and typically forms dense clumps, making it an excellent choice for soil stabilization and erosion control.

Purple Coneflower Sun Exposure Preferences

For optimal growth and flowering, purple coneflowers, including the ‘Merlot’ variety, prefer full sun to partial shade.

Natural Habitat of Purple Coneflower

In its native habitat, Echinacea purpurea is commonly found in open woodlands, prairies, and along roadsides in the central and southeastern regions of the United States.

Echinacea purpurea ‘Merlot’ Water Conservation

Once established, purple coneflowers, including the ‘Merlot’ variety, exhibit good drought tolerance, making them suitable for water-wise gardening and xeriscaping.

Purple Coneflower Garden Display Ideas

Consider the following garden design concepts when incorporating purple coneflowers into your landscape:

  • Mixed Herbaceous Borders: Pair purple coneflowers with complementary perennials and ornamental grasses for a dynamic display.
  • Pollinator Gardens: Create dedicated areas that support pollinators with a diverse array of nectar and pollen-rich plants.
  • Cut Flower Gardens: Grow purple coneflowers for a renewable source of vibrant blooms for indoor arrangements.

Echinacea purpurea ‘Merlot’ Winter Hardiness

The ‘Merlot’ variety of Echinacea purpurea exhibits good winter hardiness, provided it is grown in suitable USDA hardiness zones and provided with proper winter care.

Purple Coneflower Culinary Uses

While not commonly used for culinary purposes, certain parts of the purple coneflower, including the petals and leaves, have been historically utilized in herbal teas and infusions.

Echinacea purpurea ‘Merlot’ Plant Size and Shape

Echinacea purpurea ‘Merlot’ forms a compact, clump-forming habit, with mature plants reaching a height of about 24 to 36 inches and spreading to 18 to 24 inches wide.


In conclusion, the ‘Merlot’ variety of Echinacea purpurea, or purple coneflower, is a remarkable perennial plant renowned for its striking visual appeal, low maintenance requirements, and diverse ecological benefits. Whether used in ornamental landscapes, wildlife gardens, or medicinal herb gardens, the ‘Merlot’ cultivar adds vibrancy and elegance to any setting. As a celebrated native plant with a rich history in traditional medicine, it continues to captivate gardeners, herbalists, and nature enthusiasts alike.

From its resilient nature to its stunning floral displays, purple coneflower remains a timeless favorite, providing endless possibilities for gardeners seeking to enhance their outdoor spaces and contribute to the well-being of local ecosystems.


The content presented in this blog post is for informational purposes only and should not be considered as professional gardening or medical advice. It is always recommended to consult with local gardening experts and healthcare professionals for specific guidance related to plant cultivation and medicinal use.

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Peter Taylors

Expert botanist who loves plants. His expertise spans taxonomy, plant ecology, and ethnobotany. An advocate for plant conservation, he mentors and educates future botanists, leaving a lasting impact on the field.