30 Stunning Red Outdoor Plants that Flower

Raul Cornelius is a Senior Editor at BalconyGardenWeb and an expert in flower and herb cultivation based in Phoenix, Arizona. A frequent speaker at horticultural events, he is also an active contributor to Facebook flower groups. Holding an MBA and a BCom, Raul blends his gardening skills with strong leadership and analytical abilities. Passionate about writing and photography, he enjoys early mornings with coffee and books, and nature bike rides during weekends.
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Here is the list of the Best Red Outdoor Plants for a creating a visually stunning and inviting atmosphere both in home and garden.

Looking to infuse your outdoor space with vibrant hues? Explore our curated selection of the most beautiful Red Outdoor Plants and create a captivating oasis!

Check Ixora Maui Red Care and Growing Guide here

Red Outdoor Plants

1. Azalea

Red Outdoor Plants 1

Botanical Name: Rhododendron

USDA Zones: 6-9

First on the list of the red outdoor plants, azalea shrub blooms twice—once in spring on old wood and again in midsummer on new wood.

Check 15 Best Red Aglaonemas that are as Colorful as Flowers here

2. Bleeding Heart

Botanical Name: Lamprocapnos spectabilis

USDA Zones: 3-9

The beloved classic flower gets a stunning twist with this crimson variation. Delicate deep red and white blossoms hang gracefully from curved stems.

3. Bee Balm

Red Outdoor Plants 2

Botanical Name: Monarda didyma

USDA Zones: 4-9

These red outdoor plants burst with an abundance of cherry red flowers throughout the summer season. These vibrant blooms also draw pollinators.

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4. Calibrachoa

Botanical Name: Calibrachoa

USDA Zones: 9-11

With its robust growth, this plant showcases a profusion of deep pomegranate-red blossoms adorned with striking dark burgundy centers throughout the entire season.

5. Cardinal Flower

Red Outdoor Plants 3

Botanical Name: Lobelia speciosa

USDA Zones: 6-10

This plant is an excellent choice for areas with moist or wet conditions, as it thrives in such environments. It displays elegant scarlet red flower spikes and bronze foliage.

Check 16 Best Red Sunflower Varieties here

6. Chrysanthemum

Botanical Name: Chrysanthemum

USDA Zones: 5-9

These iconic red outdoor plants, commonly referred to as mums, offer a diverse spectrum of colors, including deep and warm shades of red and burgundy.

7. Coneflower

Red Outdoor Plants 4

Botanical Name: Echinacea

USDA Zones: 4-8

There are numerous other captivating colors available for these perennials, such as this stunning scarlet-orange variety.

Check Red Dahlia Meaning and Symbolism here

8. Calla Lily

Botanical Name: Zantedeschia

USDA Zones: 8-13

With its deep red tubular bracts, these red outdoor plants showcase an extended blooming period that brings enduring color to containers, borders, and mass plantings.

9. Coreopsis

Red Outdoor Plants 5

Botanical Name: Coreopsis

USDA Zones: 5-9

This particular Coreopsis hybrid is adorned with magnificent burgundy red blossoms throughout the entire summer season.

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10. Crape Myrtle

Botanical Name: Lagerstroemia indica

USDA Zones: 6-10

Its vibrant red flowers beautifully contrast against the deep purple, almost black foliage, creating a truly breathtaking display.

11. Daylily

Red Outdoor Plants 6

Botanical Name: Hemerocallis

USDA Zones: 6-10

Boasting enormous ruby red flowers adorned with golden yellow throats, it is a true spectacle that commands attention.

Check Red Hot Poker Plant Care and Growing Information here

12. Dianthus

Botanical Name: Dianthus

USDA Zones: 4-9

With their deep red hue and delicate light pink picotee edges, these red outdoor plants create a stunning visual display.

13. Dipladenia

Red Outdoor Plants 7

Botanical Name: Dipladenia

USDA Zones: 10-11

Experience the allure of this plant, with its deep red flowers, which persist from summer through fall, offer a continuous display of beauty.

14. Gerbera Daisy

Botanical Name: Gerbera jamesonii

USDA Zones: 9-11

With a wide range of exquisite hues, Gerbera daisies exhibit a stunning variety of colors, but it is the captivating reds that truly stand out.

Check 14 Stunning Red and White Flowers here

15. Geranium

Red Outdoor Plants 8

Botanical Name: Pelargonium

USDA Zones: 9-11

The timeless red geranium stands out as one of the most sought-after and effortlessly grown summer plants.

16. Hibiscus


Botanical Name: Hibiscus

USDA Zones: 4-9

The rich and deep red flowers of this plant captivate with their impressive size. You can also grow other colors to make a striking combination.

Read about 17 Beautiful Air Plants that Flower here

17. Hydrangea

Red Outdoor Plants 9

Botanical Name: Hydrangea

USDA Zones: 3-8

Red hydrangeas feature vibrant and rich red-colored blooms. The shade of red can vary from bright scarlet to deep burgundy, depending on the specific cultivar.

18. Kniphofia

Botanical Name: Kniphofia

USDA Zones: 6-9

The blooms of these red outdoor plants undergo a captivating color transformation as they mature, producing a distinctive bi-color effect.

Read about 15 Stunning Plants That Are Succulent but You Never Knew! here

19. Impatiens

Red Outdoor Plants 10

Botanical Name: Impatiens walleriana

USDA Zones:10-11

This delightful plant produces abundant double flowers that bear a striking resemblance to miniature red roses, both in their bud stage and when fully bloomed.

20. Lantana

Botanical Name: Lantana camera

USDA Zones: 9-11

This resilient and water-efficient flowering plant never fails to capture attention with its ability to showcase various colors on a single plant.

Check 40 Beautiful Red Stem Plants here

21. Nemesia

Red Outdoor Plants 11

Botanical Name: Nemesia

USDA Zones:

Nemesias ensure a continuous abundance of flowers throughout the entire summer, as long as they get right amount of sunlight to thrive.

22. Oriental Poppy

Botanical Name: Papaver orientalis

USDA Zones: 5-7

The striking Oriental poppy takes center stage in the garden with its extravagant display of large scarlet-orange blossoms, reaching an impressive size.

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23. Weigela

Red Outdoor Plants 12

Botanical Name: Weigela

USDA Zones: 4-8

Adding to its allure, the tubular flowers in a vibrant, lipstick red hue serve as an irresistible treat for hummingbirds, attracting them in abundance.

24. Wax Begonia

Botanical Name: Begonia benariensis

USDA Zones:

These resilient red outdoor plants thrives in shaded areas and features delicate clusters of vibrant red flowers that beautifully contrast against its glossy green foliage.

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25. Verbena

Red Outdoor Plants 13

Botanical Name: Verbena

USDA Zones: 8-11

Verbenas, with their cascading growth pattern, is ideal for adding an enchanting touch when trailing from containers and hanging baskets.

26. Spirea


Botanical Name: Spirea

USDA Zones: 3-8

The plant boasts stunning bright purple-red flowers that begin their blooming spectacle in late spring and persist tirelessly throughout the entire summer season.

Check Red Peace Lily Plant Information here

27. Rose

Red Outdoor Plants 14

Botanical Name: Rosa

USDA Zones: 4-9

When compiling a list of red flowers, it would be remiss not to mention the classic beauty of roses. There are many red varieties of these red outdoor plants you can go for.

28. Petunia

Botanical Name: Petunia

USDA Zones:

The vibrant red petunia is a delight to grow and looks lovely, thanks to it its continuous blooming from summer through the season’s end.

29. Phlox

Red Outdoor Plants 15

Botanical Name: Phlox drummondii

USDA Zones: 6-8

Last on the list of red outdoor plants, the red phlox is full of flowers from early spring to fall. It can also withstand high temperatures and drought.

Check the 30 Best Red Leaf Plant Varieties here

30. Cock’s Comb

Botanical Name: Celosia

USDA Zones: 8-12

The red flowers of the Cockscomb plant resemble a tightly packed, velvety comb or brain-shaped structure. The crested or wrinkled surface gives them a distinctive look.

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