20 Summer Flowers for a Beautiful Garden Indoors and Out

Creating a vibrant and enchanting garden is a delightful way to embrace the beauty of summer, whether you have a sprawling outdoor space or a cozy indoor nook. With the right selection of summer flowers, you can transform any area into a colorful oasis bursting with life and fragrance. From sun-loving blooms that thrive in your garden beds to charming indoor varieties that brighten up your home, there’s a perfect flower for every corner of your space. In this guide, we’ll explore 20 stunning summer flowers that will help Garden Ready Flowers you cultivate a beautiful garden both indoors and out, ensuring a season filled with nature’s finest displays.

20 Summer Flowers for a Beautiful Garden

Delphiniums flower

This eye-catching perennial prefers well-drained soil and either full or partial sun. The flower comes in over 300 kinds, with some growing as tall as six feet. Pretty tones of pink, purple, blue, and white are available for selection. 

Coreopsis Flower

Boost your mood with coreopsis, which prefers healthy, well-drained soil and regular watering. Give them full sun or partial shade while placing them in pots or beds. They also frequently draw pollinators like bees. 

Globe Amaranth flower

Brighten up any garden with this bold annual plant that you can find in a variety of shades from purple to white. Native to Central America, the globe-shaped flowers add visual appeal to flower beds, borders, and even garden containers. They like full sun and a regular watering schedule.

Morning Glories flower

Part of the Convolvulaceae family, snowdrops are vines that like full sun and moist, well-drained soil. Look no further than its bright, bold blooms to enhance the visual appeal of your garden.

Sneezeweed Flower

If you love daisies, look no further than sneezeweed (Helenium fallale) to add a unique touch to your garden. To keep them looking their best, give this low-maintenance selection full sun and moist soil (moderate watering is ideal). They are known to attract butterflies and resist diseases. Please note that they are toxic to humans and animals.

Geraniums Flower

Hang them in baskets or place them in beds or pots and enjoy their beauty. Rely on fertile soil that is well-drained (don’t overwater them) and in full sun. This hardy option is also great for keeping diseases and pests at bay.

Dahlias Flower

Grow the “dish” type and the flowers can measure a whopping 12 inches in diameter. On the other hand, miniature “pom-pom” dahlias look as cute as they sound.

Asters Flower

Here is a fast-growing perennial that prefers full sun or light shade. These flowers are native to North America and come in shades of white, purple, blue or pink. Keep your asters happy with well-drained, loamy soil.

Marigolds Flower

Marigolds, often recognized for their vibrant yellow or orange hues, can also surprise you with maroon or even cream-colored blooms. “Marigolds thrive in full sun and are remarkably resilient during hot summer days,” says Henriksen. “They have also been cherished for years as companion plants in gardens

Common Zinnias Flower

“Zinnias, a traditional plant for pollinator gardens, are easy to grow and require full sun,” says Henriksen. She recommends them for borders and container gardens, and using cut flowers for interior decoration. They can grow between 4 inches and 4 feet tall and come in almost every color except blue.

Peonies Flower

These farts signal the beginning of summer every year. Some shrubs can thrive for half a century or more!

Carnations Flower

Carnations, a symbol of love and distinction, are celebrated for their bold colors and impressive variety. Some carnations can reach heights of up to 24 inches, while others range from 9 to 12 inches.

Hibiscus Flower

You can find these vibrant trumpet-shaped flowers in a variety of color combinations. Known for attracting hummingbirds and butterflies, these flowers need tons of water and fertilizer during their bloom phase.

Begonias Flower

When it comes to begonias, you can find over 1,000 different types in a variety of colors, shapes, and sizes. They like moist (rather than soggy) soil, humidity, and partial shade.

Garden Cosmos Flower

This full sun perennial grows 2 to 5 feet tall with flowers in crimson, pink and white. Like Cleome hassleriana, Cosmos bipinnatus is easy to grow from seed and often self-seeds. However, it does not tolerate rich soil and will produce fewer flowers.

Creeping Zinnia Flower

Sanvitalia procumbens is another low perennial that only grows 4 to 8 inches tall. You can find it in bright orange or yellow. It can thrive well in partial shade, but does not tolerate poorly drained soil.

Coneflowers Flower

This favorite of birds and butterflies also has many human admirers. “We love coneflowers for their ease of care and great cutting potential in the garden,” says Karam. “The Fiesta variety offers a riot of color with spicy, coral-pink flowers that age to softer hues. Try them in containers or borders.

Black-Eyed Susans Flower

They grow as wildflowers, but Rudbeckia hirtas also adorns low-maintenance landscapes. “This sunflower-like plant prefers full sun, can grow more than 3 feet tall, and even attracts birds and butterflies,” says Henriksen.

Daisies Flower

Daisies represent innocence, but perennials work much harder than their dream meaning suggests. Mounds of tall stems bloom for months and rarely fail to reappear the following spring.

Blanket Flower

Gaillardias resemble miniature sunsets, with colors transitioning from yellow to orange, red, and sometimes burgundy. They thrive in bright sunlight, so be sure not to hide them in the shade.