Black-Eyed Susan

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Black-eyed Susans are instant eye-catchers in any garden with their sunflower-like color scheme.

Not to mention, they blooms for months on end.

Catmint

Add a touch ofEuropean charm to your gardenthrough the use of catmint plants.

Delphiniums standing tall amidst a mass of other flowers in a courtyard garden.

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The stems are reminiscent of lavender for a soft purple shade to boost the aesthetics of your outdoor garden.

Daylily

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Add a beautiful backdrop toyour home’s exterioror garden with daylilies.

Wild Indigo

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Add height with color through the use of wild indigo.

vibrant rudbeckia flowers in garden

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Though wild indigo typically blooms in late spring, some species have been known to start sprouting in April.

Maximillian Sunflower

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Plant your own sunflower fieldright in your backyard.

These perennials grow into a spindle-like shape with luscious green plants and deep purple blooms with toothed edges.

Hardy hibiscus with fuchsia pink flowers and leaves in sunlight

The Spruce / Evgeniya Vlasova

Helenium

The Spruce / Adrienne Legault

How fun and whimsical are these heleniums?

They’re easy to grow and care for, and typically bloom in mid-summer until September.

These flower produce blooms with a novelty appearance of long bulbs growing out of the brown stems.

pink echinacea coneflower

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Plant these green ornamental grass at the base for volume and contrast in colors for a stunning garden backdrop.

Peonies

No garden list would be complete without the inclusion of peonies.

Coneflowers and catmint are the longest flowering perennials to plant since they’re blooming period lasts for several months.

pink hollyhock

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Closeup of purple agapanthus Lily of the Nile flowers

The Spruce / Evgeniya Vlasova

Catmint

Tall blue violet delphiniums beginning to bloom

The Spruce / Evgeniya Vlasova

Daylily

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Hoverfly on Boltonia Asteroides

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Joe Pye Weed

The Spruce / Evegeniya Vlasova

Multi-colored cannas in front of a green landscape

With their large petals and bright colors, cannas bring a tropical feel to any landscape. Cannas can be grown from bulbs as an annual; you can dig them up to store for the winter and replant in late spring.Elena Chausova/ Flickr /CC BY 2.0

russian sage flower field

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white spotted Oriental lily in field

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Peach-leaved bellflower with light purple flowers in sunlight

The Spruce / Evgeniya Vlasova

Several plants of ‘Rosa Pastell’ tall garden phlox growing together.

Gardeners who like pastel colors will want to grow ‘Rosa Pastell.‘Mark Winwood/Dorling Kindersley/Getty Images

Liatris pycnostachya / Blazing star

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wild indigo

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Maximillian sunflower

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Foxglove

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helenium

​The Spruce / Adrienne Legault

Oursin bleu (Echinops ritro) Small globe thistle.

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red hot poker

Torch lily or red hot poker.Daniel Hernanz Ramos/Getty Images

achillea flowers

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Peonies bushes with pink, red, and white flowers in sunlight

The Spruce / Evgeniya Vlasova