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Perennials are the mainstay of the garden during the growing season.

Many gardeners add annuals to flower beds and containers in summer, to have blooms happening continuously.

But there are also perennials that bloom for weeks in summer, from June through August and beyond.

coneflower garden

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Check out these colorful flowers that will make your garden an oasis of beauty all summer long.

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These cottage garden favorites come in a wide range of sizes and colors, and many are fragrant.

Closeup of fuchsia phlox flowers

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Coneflowers (Echinacea) come in a vast array of colors, sizes, and shapes.

Plant a variety with a range of bloom times and deadhead often to extend the beauty even longer.

Prune off spent flowers to encourage new buds.

Yellow coreopsis

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Depending on the variety, they start blooming in late spring and continue through autumn.

Heirloom varieties are tall but newer cultivars are more compact.

These easy-care perennials have a long season of color, from bud to flower, summer through autumn.

Mixed colors of coneflowers in garden

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Deadheading faded blooms encouragesnew flowerheads.

It attracts pollinators, is deer andrabbit-resistant, and is drought-tolerant.

Clematis

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Clematis flowers have a range of blooming habits.

Flowering catmint

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TheClematis viticellacultivars, with large flowers in vivid colors, reliably bloom for weeks in summer.

With some deadheading, the blooms will keep coming all summer long.

Hummingbird Mint

Hummingbird mint (Agastache) is also known as hyssop.

Deep red daylilies

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It’s a sun-loving, fragrant perennial with colorful flower spikes that attract pollinators to the garden.

To keep your summer blooming perennials fresh and vibrant,deadhead themfrequently.

Blue butterfly bush

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How to grow knock out roses

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Violet blue cranesbill geraniums

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Hot pink bee balm in garden

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Flowering sedum

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Many blue ageratum flowers, green foliage, closeup

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Pink and white yarrow

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Lavender in garden

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Red perennial sage in flower

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Magenta clematis in bloom

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Deep blue veronica

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Lavender pincushion flowers

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Purple hyssop

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Pale blue campanula

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