A List of Perennial Flowers That Bloom All Summer (With Pictures)

Flowering plants can brighten up your yard during the hot summer days. Using perennial flowers that bloom all summer can help you plan the landscaping of your garden, giving it enough color and charm. The tips below shall guide you!
Perennial flowers are more or less like shrubs and bushes in their growth habit. Like shrubs, they offer permanent greenery in the garden for several years; only thing is that along with foliage, you get to enjoy lovely blooms. The advantage of planting perennials is they don't need to be uprooted even after the blooming period is over, which is the case with seasonal and annual flowers. Thus, many hobbyists prefer including them in their gardens.

In case you don't have enough time for gardening and nurturing plants, perennial flowers are the ideal choice. Perennials are often selected for large gardens. Based on the variety you have planted, they will bloom for a specific season every year. Hence, if you consider the mode of flowering, they resemble annuals. With so much variation in size, color, shape, and pattern, you can find many blooming perennial flowers well-suited for your landscape design.


Common Perennials That Bloom in Summer

Red Valerian
Red Valerian

The red valerian (Centranthus ruber) is very famous for its ornamental flowers. It blooms for a longer duration in cooler climatic conditions. It is a widely grown ornamental subshrub, best adapted in USDA zones 3 - 9. You can plant stem cuttings of valerian in dry soil. Flower buds start developing in early spring and continue to bloom throughout summer. Irrespective of the individual flowers being as tiny as 2 cm, the inflorescence is huge and looks spectacular. You will usually see purplish-red flowers, with occasional blooms of white and lavender. The plant is also called Jupiter's beard and spur valerian.

Black-eyed Susan
Black-eyed Susan

The inflorescence type for black-eyed susan (Rudbeckia hirta) plants is the head or the capitulum. The center of the flower is distinct black, surrounded by yellow colored, petal-like florets. It is best grown in USDA zones 3 - 9 and prefers well-drained soil. The bloom period is for 3 months and you can extend it by deadheading faded blooms. The plant is also called golden Jerusalem, Poorland daisy, and yellow daisy.

Pincushion Flower
Pincushion Flower

Generally native to Asia and Europe, delicate pincushion flowers (Scabiosa) are available in creamy white and lavender-blue colors. They are abundant with nectar, thus inviting honey bees, butterflies, and many other moths. USDA zones 3 - 9 are ideal for growing pincushion flowers. Required growing conditions are full sunlight, average rich soil, and regular watering.

Coneflowers
Purple Coneflower

Commonly called Coneflowers, this genus is known by the name Echinacea (derived from Greek echino meaning sea urchin). It blooms for 2 - 3 months, usually from early to late summer. Its amazing color serves as an excellent addition to any garden. Apart from flamboyant blooms, the plant is extremely drought-tolerant. It grows best in a well-drained soil, and areas that receive full sunlight. This genus is endemic to central and eastern North America.

Plantain Lilies
Hosta

Native to northeast Asia, plantain lilies (hostas) bloom all summer and are extremely shade-tolerant. Propagated by means of stolons and rhizomes, the hosta plant is herbaceous in habit and grows well in USDA zones 3 - 9. Some hostas have variegated leaves, thus increasing the aesthetic value of a landscape. The flowers are found in white, lavender, and blue shades. Also, the plants are edible by humans.

Daylily
Daylily

Daylilies (Hemerocallis) are one of the most sought-after perennial flowers that bloom in summer. The color and shape of a flower from one species varies significantly from other species of the same genus. Besides variety, another plus point for growing the daylily plant is its adaptability in a wide range of growing conditions. Tolerant to heat and sunlight, it can be planted in zones 1 - 11. You can opt for white, yellow, pink, red, lavender, or greenish daylilies.

List of Perennials That Bloom in Summer

achillea
Achillea
asters
Asters
astilbe
Astilbe
campanula
Campanula
chrysanthemum
Chrysanthemum
coreopsis
Coreopsis
corydalis
Corydalis
delphinium
Delphinium
dianthus
Dianthus
dicentra-eximia
Dicentra Eximia
gaillardia
Gaillardia
gaura
Gaura
geranium
Geranium
hibiscus
Hibiscus
iris-cristata
Iris Cristata
kniphofia
Kniphofia
lavandula
Lavandula
liatris
Liatris
linum-perenne
Linum Perenne
lysimachia-clethroides
Lysimachia Clethroides
nepeta
Nepeta
perovskia-atriplicifolia
Perovskia Atriplicifolia
phlox
Phlox
sedum
Sedum
tradescantia
Tradescantia
veronica-spicata
Veronica Spicata

Before you consider planting any of these perennial flowers, consider the growing conditions prevalent in your yard. Analyze sunlight exposure, soil type, and water drainage. Select varieties that match the expected height, flower color, and blooming time. Happy Gardening!
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