15 Flowering Shrubs That Bloom All Summer

If you want the colors in your garden to stay intact even in the peak of heat, these flowers are a great choice as they keep on blooming no matter how warm the weather gets!

Botanical Name: Lagerstroemia indica

USDA Zones: 7-9

Crape myrtle blooms throughout summer with crinkled flowers in different shades. It grows 6 to 30 feet tall and wide, so it can also be used as a hedge or privacy screen.

Botanical Name: Clethra alnifolia

USDA Zones: 3-9

Native to the eastern United States, Summersweet is a highly sweet-smelling shrub that bears flowers from mid-summer that last for 4 to 6 weeks.

Botanical Name: Spiraea japonica

USDA Zones: 4-9

Japanese Spiraea, a fast-growing plant, is another option if you are looking for a summer-blooming plant. Just be mindful that it is invasive, so you need to prune it regularly.

Botanical Name: Hibiscus syriacus

USDA Zones: 5-9

Rose of Sharon is a deciduous shrub that produces flowers in various shades, such as red, pink, purple, or white, during the summer season (usually from July to fall).

Botanical Name: Abelia × Grandiflora

USDA Zones: 6-9

Abelia, a low-maintenance plant, is a suitable choice for growing as a bush border or alongside walls. Its bell-shaped flowers bloom best in full sun, from late spring or early summer until fall.

Botanical Name: Nerium oleander

USDA Zones: 8-10

Another shrub that blooms throughout summer is Oleander. It is easy to maintain and withstands rough conditions well, which is why it grows along roadsides. However, be careful, as these are toxic.

Botanical Name: Buddleja

USDA Zones: 5-9

Butterfly Bush gets its name from attracting lots of butterflies with its long, spiky blooms in colors like purple, white, pink, and yellow. It flowers abundantly from summer to fall.

Botanical