Coneflower (Echinacea) Care Guide

By Richard "Woodie" Buller, GGD co-founder with 35+ years in horticulture

Published On: Mar 17, 2022
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Coneflowers are the kind of perennials that remind us why summer gardens are worth waiting for. Their bold flowers rise above sturdy stems as the landscape settles into the season's heat, attracting bees, butterflies, and other pollinators from the moment the blooms begin to open.

Botanically known as Echinacea, coneflowers are North American perennials prized for their long bloom season, distinctive raised cones, drought tolerance, and dependable garden performance. The familiar purple coneflower remains a classic, but today's Echinacea varieties also produce flowers in white, yellow, orange, coral, red, pink, green, and multicolored combinations.

Coneflowers have a reputation for being easy to grow, and they are—but only when you give them what they need most. Plant Echinacea in plenty of sunlight, provide soil that drains well, avoid overwatering and overfeeding, and give each plant enough room for air to move through the foliage.

Do that, and coneflowers will reward you with summer color, cut flowers, pollinator activity, and seedheads that bring birds into the garden long after the petals have faded.

In this Article
Coneflower Growing Quick Guide How Much Sun Do Coneflowers Need? How to Water Newly Planted Coneflowers Should Coneflowers Be Cut Back in Fall? Are Coneflowers Deer Resistant? Common Coneflower Problems and What They Mean	What Are Coneflowers? What Is the Best Soil for Echinacea? Should You Fertilize Coneflowers? How to Grow Coneflowers in Containers Do Coneflowers Attract Pollinators and Birds? Aster Yellows on Coneflowers	Are All Coneflowers Native Plants? How to Plant Coneflowers When Do Coneflowers Bloom? Do Coneflowers Spread? Best Coneflower Varieties for the Garden Frequently Asked Questions About Growing Coneflowers	When Is the Best Time to Plant Coneflowers? How Far Apart Should You Plant Coneflowers? Should You Deadhead Coneflowers? When and How to Divide Echinacea What to Plant with Echinacea Woodie's Take: Let Coneflowers Finish the Season

Coneflower Growing Quick Guide

What Are Coneflowers?

Coneflowers belong to the genus Echinacea, a group of flowering perennials native to North America. They are members of the daisy family and are closely related to familiar garden plants such as black-eyed Susans, asters, and sunflowers.

A typical coneflower has a raised central cone surrounded by a ring of petals. On native species such as Echinacea purpurea, those petals are usually pink to purple and may droop away from the cone. Modern breeding has given gardeners a much broader selection, including compact plants, double flowers, horizontally held petals, stronger stems, and colors that range from cool white to fiery red.

Echinacea plants grow from perennial crowns and return each spring after going dormant for winter. Established plants produce upright stems from a clump rather than spreading through long underground runners.

Are All Coneflowers Native Plants?

The Echinacea genus is native to North America, but there is an important distinction between native coneflower species and modern garden hybrids.

Species such as purple coneflower (Echinacea purpurea), pale purple coneflower, and yellow coneflower evolved naturally in North America. Many colorful garden cultivars were created by crossing different Echinacea species or selecting plants for particular flower colors, forms, sizes, and growth habits.

Both species and cultivated coneflowers can provide flowers for pollinators. If your primary goal is creating a regionally native habitat planting, select a species appropriate for your area and, when possible, a locally sourced form. If your goal is summer color, compact growth, or unusual flowers, modern Echinacea cultivars give you far more design choices.

When Is the Best Time to Plant Coneflowers?

Spring and early fall are generally the best times to plant coneflowers. Moderate temperatures give the roots time to establish before they must handle extreme heat or frozen soil.

Spring planting provides Echinacea with an entire growing season to develop its root system. Fall is also an excellent planting season, but avoid planting so late that the ground freezes shortly afterward. The roots need time to begin growing into the surrounding soil.

Container-grown coneflowers can be planted during summer, but they require much closer attention to watering. Even though mature Echinacea is drought-tolerant, a newly planted coneflower still has most of its roots confined within its original nursery root ball.

How Much Sun Do Coneflowers Need?

Coneflowers grow and flower best in full sun, which means at least six hours of direct sunlight each day. Eight or more hours can produce even stronger flowering when soil moisture and drainage are suitable.

Echinacea can tolerate light partial shade, especially in hot southern climates. As shade increases, however, plants may produce fewer flowers, stretch toward the available light, or develop weaker stems that lean or flop.

Sunlight also helps foliage dry more quickly after rain. That can reduce the conditions that encourage powdery mildew and other fungal diseases.

If a coneflower is producing plenty of leaves but very few flowers, the amount of sunlight it receives should be one of the first things you investigate.

What Is the Best Soil for Echinacea?

Coneflowers grow well in average garden soil as long as it drains properly. Established plants can tolerate clay, loam, and sandy soil, as well as relatively lean growing conditions, but they do not perform well when their crowns and roots remain constantly wet.

Good drainage becomes especially important during winter. A coneflower may tolerate cold temperatures within its recommended growing zones but still fail to return if its crown sits in cold, saturated soil for months.

If your soil is heavy clay, improve the entire planting area rather than creating a small pocket of loose soil inside a poorly drained hole. Planting on a slight slope, berm, or raised area can also help excess moisture move away from the crown.

Coneflowers do not need extremely rich soil. Too much fertilizer or organic matter can encourage soft, excessive growth and may reduce the plant's natural durability.

How to Plant Coneflowers

Choose a site with plenty of sunlight and well-drained soil. Before digging, check the mature height and width of the Echinacea variety so you can place it appropriately within the garden.

Dig a hole approximately twice as wide as the root ball but no deeper than the container. Carefully remove the plant from its nursery pot and loosen any tightly circling roots.

Place the coneflower in the hole so that the top of its root ball and crown are level with the surrounding soil. Planting too deeply can trap moisture around the crown and contribute to rot.

Backfill the hole with the soil removed, firming it gently around the roots without packing it tightly. Water thoroughly to settle the soil and remove large air pockets.

Apply a light layer of mulch around the plant to conserve moisture and reduce weeds during establishment. Keep the mulch away from the crown instead of piling it against the stems.

How Far Apart Should You Plant Coneflowers?

Most coneflowers are planted approximately 18 to 24 inches apart, but spacing should always be based on the mature width of the specific variety.

Compact Echinacea cultivars may remain less than two feet wide, while larger species and vigorous varieties can grow considerably broader. Proper spacing allows each plant to develop a full shape and helps air move through the foliage.

If you want a substantial display, plant coneflowers in staggered groups of three, five, or seven rather than placing isolated plants throughout the landscape. Repeating one variety creates a stronger block of color and makes the flowers easier for pollinators to locate.

Avoid crowding coneflowers simply to make a new bed look full immediately. The open spaces will close as the plants mature, and good airflow can reduce disease pressure later.

How to Water Newly Planted Coneflowers

Water Echinacea thoroughly immediately after planting, ensuring the entire root ball is moist. During the establishment period, check the soil regularly and water when the upper few inches begin to dry.

Water deeply enough to reach the entire root system, rather than applying a quick spray to the soil surface. Deep watering encourages roots to move downward and outward into the surrounding soil.

How frequently you need to water depends on temperature, rainfall, wind, soil type, and plant size. Sandy soil may dry quickly, while clay soil can remain wet long after the surface appears dry. Check the soil before automatically watering again.

Once established, coneflowers become drought-tolerant. They may still benefit from occasional deep watering during an extended hot, dry period, particularly as flowers develop. Constantly wet soil, however, creates more problems than allowing an established Echinacea to dry moderately between waterings.

Should You Fertilize Coneflowers?

Coneflowers usually require little supplemental fertilizer. Echinacea evolved in environments where the soil was not necessarily rich, and established plants often perform beautifully with nothing more than a light spring compost application.

Heavy fertilization—especially with high-nitrogen products—can produce excessive foliage, weak stems, and fewer flowers. It can also create soft growth that is more susceptible to damage.

If your coneflowers are growing poorly, do not assume fertilizer is the answer. Check sunlight, drainage, planting depth, soil moisture, and competition from nearby plants first. A soil test can tell you whether there is an actual nutrient deficiency.

When Do Coneflowers Bloom?

Most coneflowers bloom during summer, with some varieties beginning in late spring or early summer and continuing into early fall. The exact timing depends on the cultivar, climate, planting location, and age of the plant.

Established Echinacea generally produces a stronger display than a newly planted specimen. A young coneflower may spend much of its first growing season developing roots before reaching its full flowering potential.

Planting several varieties with slightly different bloom periods can extend the overall display. Combining Echinacea with catmint, salvia, coreopsis, black-eyed Susans, sedum, asters, and ornamental grasses can carry the garden from spring through fall.

Should You Deadhead Coneflowers?

Deadheading coneflowers can encourage the plant to direct energy toward additional flowers instead of seed production. To deadhead Echinacea, follow the faded flower stem down to a healthy leaf or developing bud and make a clean cut just above it.

You do not have to remove every fading flower. I like to deadhead early in the season when I want to keep the plant blooming, then leave some of the later flower heads standing.

Those late-season cones provide seeds for goldfinches and other birds. They also give the winter garden structure and texture when many other perennials have disappeared.

That combination gives you the best of both approaches: more flowers during summer and wildlife value later in the year.

Should Coneflowers Be Cut Back in Fall?

Coneflowers can be cut back after frost, but there are good reasons to leave at least some stems and seedheads standing through winter.

The dark cones provide food for seed-eating birds, while the upright stems add shape to an otherwise quiet winter garden. Standing stems can also provide habitat for beneficial insects.

If you prefer a neat landscape, remove collapsed or diseased growth in fall and leave the strongest seed-bearing stems. The remaining plants can be cut back in late winter or early spring before new growth begins.

For a pollinator-conscious cleanup, leave a portion of the hollow stems standing at different heights. New growth will eventually hide the old stems as the season progresses.

How to Grow Coneflowers in Containers

Compact Echinacea varieties can grow very well in containers. Their upright flowers make excellent centerpieces in mixed patio pots and pair well with catmint, salvia, sedum, thyme, and ornamental grasses.

Choose a container with drainage holes and enough soil volume to support the variety's mature root system. Fill it with a high-quality, well-draining potting mix rather than garden soil.

Place the container in full sun and water thoroughly whenever the upper portion of the potting mix begins to dry. Container-grown coneflowers need more frequent watering than plants growing in the ground, but the pot should never remain waterlogged.

Winter protection may be necessary in colder climates because roots in containers experience lower temperatures than roots insulated by the ground. Move the container to a protected location, insulate the pot, or transplant the coneflower into the garden before winter if its hardiness is marginal.

Do Coneflowers Spread?

Coneflowers gradually widen by producing additional growth from the crown. They form clumps rather than racing through the garden on aggressive underground runners.

Species coneflowers can also spread through seed when flower heads are left on the plant. Seedlings may appear around the parent plant, but they can be easily moved or removed when young.

Hybrid Echinacea seedlings may not look like the parent plant. A seedling from a red, orange, double, or multicolored cultivar may eventually produce a completely different flower. Some hybrids also produce little or no viable seed.

If you want to maintain the exact characteristics of a named variety, division is more dependable than growing its seeds.

When and How to Divide Echinacea

Coneflowers do not require frequent division, but mature clumps can be divided when they become overcrowded, develop declining centers, or produce fewer flowers.

Spring is generally the easiest time to divide Echinacea because new growth is visible, and moderate temperatures help the divisions establish. Dig up the clump carefully and separate it into sections, making sure each section has healthy roots and growing points.

Replant the divisions immediately at the same depth they were previously growing and water them thoroughly. Continue monitoring moisture until the divided plants develop new roots.

Avoid dividing coneflowers unnecessarily every year. A healthy plant that is flowering well can remain undisturbed.

Are Coneflowers Deer Resistant?

Coneflowers are frequently described as deer resistant, but that does not mean deer will never eat them. Established plants are often passed over, especially when more appealing food is available, but tender new growth and flower buds may still be sampled.

Rabbits can be a bigger concern for young Echinacea plants. They may eat emerging foliage or cut down tender stems, particularly when the plants are small.

Use temporary protection around newly planted coneflowers if browsing pressure is heavy. As the plants mature and their foliage becomes coarser, they may become less appealing.

No flowering perennial should be considered completely deer- or rabbit-proof. Local wildlife pressure, seasonal food availability, and individual animal behavior all make a difference.

Do Coneflowers Attract Pollinators and Birds?

Coneflowers are excellent additions to pollinator gardens. Their prominent flower heads attract bees, butterflies, and other beneficial insects throughout the bloom season.

Different flower forms can offer different levels of accessibility. Classic single coneflowers with exposed central cones generally provide pollinators with easier access than densely doubled varieties whose reproductive structures have been replaced by additional petals.

After the flowers fade, the cones produce seeds that can attract goldfinches and other birds. Leaving at least part of the final flower crop standing helps extend Echinacea's wildlife value into fall and winter.

For the strongest habitat planting, combine coneflowers with other plants that bloom before and after them. Catmint and salvia can begin the season, while asters, goldenrod, and sedum can provide later flowers.

Best Coneflower Varieties for the Garden

The best Echinacea depends on whether you want native character, compact growth, an unusual flower color, or a dependable mass planting.

Magnus Purple Coneflower provides the classic Echinacea look with large pink-purple flowers, prominent bronze cones, and petals that are held more horizontally than those of many traditional purple coneflowers.

PowWow Wild Berry Coneflower offers rich rose-purple color on a compact, well-branched plant. Its manageable size works well in smaller gardens, front-yard beds, containers, and mass plantings.

PowWow White Coneflower combines a compact habit with clean white petals and warm central cones. It is especially useful in moon gardens or mixed borders where white flowers can brighten stronger colors.

Cheyenne Spirit Coneflower produces flowers in shades of red, orange, yellow, cream, pink, and purple. It is a good option for gardeners who want the varied color of a meadow planting without selecting several individual cultivars.

Green Jewel Echinacea has pale green flowers that create a cooler, more unusual effect. It combines beautifully with white, purple, burgundy, and silver-foliaged plants.

Raspberry Truffle Coneflower produces dramatic double blooms with raspberry-pink centers and warm coral petals. Use it where its unusual flower form can be appreciated up close.

Sombrero Granada Gold Coneflower brings rich golden-yellow flowers to a compact, sturdy plant suitable for sunny borders and containers.

Before choosing a variety, compare its mature height, width, hardiness, and flower form with the conditions and purpose of your planting.

What to Plant with Echinacea

Coneflowers combine naturally with perennials and ornamental grasses that enjoy the same sunny, well-drained conditions.

For a pollinator garden, plant Echinacea with bee balm, agastache, black-eyed Susans, asters, goldenrod, yarrow, coreopsis, salvia, and native ornamental grasses. Together, these plants provide a variety of flower shapes and overlapping bloom periods.

Catmint makes an excellent lower-growing companion. Its soft blue-purple flowers begin earlier and create a spreading foreground beneath the upright coneflowers. Sedum provides broad foliage and late-season flowers, while switchgrass and little bluestem add movement and winter structure.

Coneflowers also work beautifully with roses. Their informal flowers provide a relaxed contrast to the larger rose blooms, and both can be used as cut flowers.

Common Coneflower Problems and What They Mean

Aster Yellows on Coneflowers

Aster yellows is one of the most important Echinacea problems to recognize. It is caused by a phytoplasma transmitted by leafhoppers and cannot be cured.

Symptoms can include distorted flowers, green petals, unusual shoots growing from the cone, yellow foliage, shortened stems, and abnormal clusters of growth. Because symptoms vary, aster yellows can sometimes be confused with mite damage.

If a coneflower is confirmed or strongly suspected to have aster yellows, remove the entire plant, including the roots, and dispose of it. Do not place it in the compost pile. Removing the affected plant helps reduce the chance of leafhoppers carrying the disease to other susceptible plants.

A few distorted flower heads do not automatically mean aster yellows. Eriophyid mites can cause tufted or misshapen cones while leaving the rest of the plant looking relatively normal. Mite-damaged flower heads can often be pruned and discarded.

Shop the Coneflower Collection

Frequently Asked Questions About Growing Coneflowers

Are coneflowers and Echinacea the same plant?

Echinacea is the botanical genus commonly known as coneflower. Other plants, including some Rudbeckia species, may also be called coneflowers, but garden references to Echinacea usually mean purple coneflower and its related species and hybrids.

Do coneflowers come back every year?

Yes. Echinacea is an herbaceous perennial that dies back during winter and returns from its crown in spring. The plant must be suited to your USDA growing zone and planted in well-draining soil, particularly during winter.

How long do coneflowers bloom?

Many coneflowers bloom for several weeks during summer, and some cultivars continue producing flowers into early fall. Deadheading early blooms may encourage additional flowers.

Why are my coneflowers not blooming?

Too much shade is one of the most common causes. Excess fertilizer, overcrowding, transplant stress, or the plant's young age can also reduce flowering. Established Echinacea generally blooms best with at least six hours of direct sunlight.

Are coneflowers drought-tolerant?

Established coneflowers are drought-tolerant, but newly planted Echinacea needs consistent moisture while its roots develop. Even mature plants may benefit from deep watering during prolonged drought.

Should I deadhead Echinacea?

Deadhead early and midsummer flowers if you want to encourage continued blooming. Leave some late-season cones standing to provide seeds for birds and visual interest during winter.

When should I cut back coneflowers?

Cut coneflowers back after frost if you prefer a tidy landscape, or leave the stems and seedheads standing through winter. Remove the remaining old growth in late winter or early spring before new shoots become established.

Can coneflowers grow in partial shade?

Echinacea tolerates light partial shade, but flowering and stem strength may decline as shade increases. Full sun generally produces the healthiest growth and heaviest bloom.

Can Echinacea grow in clay soil?

Coneflowers can grow in clay if the planting area drains adequately. Constantly wet clay is a problem, especially during winter. Planting slightly high or improving drainage throughout the bed may help.

Do coneflowers spread quickly?

Coneflowers form gradually expanding clumps rather than aggressive underground runners. Species plants may also spread by seed when mature flower heads are left standing.

Do coneflowers need to be divided?

Echinacea does not need frequent division. Divide a mature clump when it becomes overcrowded, produces fewer flowers, or develops a declining center.

Can you grow coneflowers in pots?

Yes. Compact Echinacea varieties grow well in containers with full sun, adequate root space, well-draining potting mix, and drainage holes. Container plants require more frequent moisture checks and may need winter protection.

Woodie's Take: Let Coneflowers Finish the Season

Coneflowers do not need us hovering over them. They need sunlight, drainage, room to grow, and enough water to build a good root system. After that, the less we fuss with them, the better they often perform.

The only decision I want you to think about is what happens when the flowers fade. You can deadhead every bloom and keep the garden tidy, but you lose one of the most interesting parts of growing Echinacea. Those dark cones attract goldfinches to the garden, provide winter texture, and allow the plant to complete its season naturally.

My approach is to deadhead some of the early flowers and leave the later ones standing. That gives us more summer color without taking everything away from the birds.

Plant coneflowers in groups, mix them with plants that bloom before and after them, and give those flowers enough room to be seen. When the butterflies arrive in summer, and the goldfinches start working through the seedheads in fall, you will understand why Echinacea belongs in nearly every sunny perennial garden.

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