91 Best Blue Flowers For the Garden

Here are the most beautiful Blue Flowers that will surely add a touch of royalty to your garden! We have the best ones around the world!

Blue flowers bring a sense of calmness and tranquility to your outdoor space. If you’re looking for blue flowers to grow in your garden, there are plenty of options. Here are some types of Best Blue Flowers to consider.

Note: True blue flowers are rare, and along with them, we have also added flowers that are of similar shades, like purple, violet, and lavender.

---

Best Blue Flowers

1. Jacquemontia

Botanical Name: Jacquemontia

USDA Zones: 8-11

Jacquemontia flowers are a member of the Convolvulaceae family, which includes morning glory and sweet potato vines. The flowers typically bloom in late spring and early summer, and the blooms last for a few weeks.

Look at the Most Beautiful Cut Flowers here

2. Yesterday, Today, and Tomorrow

Botanical Name: Brunfelsia pauciflora

USDA Zones: 7-10

These flowers are quite unique and show an interesting color change. Initially, they are mauve in color, but as they age, they become progressively lighter, turning from lilac to white. This gives the plant its common name of Yesterday-Today-and-Tomorrow.

3. Agapanthus

Botanical Name: Agapanthus africanus

USDA Zones: 8-11

Agapanthus is a beautiful flowering plant and is commonly known as the African lily or Lily of the Nile and is native to South Africa. Agapanthus is relatively easy to grow and can be grown in gardens, containers, or as a houseplant.

4. Aster

Botanical Name: Aster amellus

USDA Zones: 3-9

Asters (Aster spp.) are a group of plants that produce daisy-like flowers in shades of blue, pink, purple, and white. They are one of the favorite choices to add a burst of color to your garden.

5. Beth’s Blue

Botanical Name: Isotoma axillaris

USDA Zones: 8-10

Beth’s Blue is a great addition to any garden or landscape, providing vibrant color and attracting pollinators such as bees and butterflies.

6. Birdbill Dayflower

Botanical Name: Commelina dianthifolia

USDA Zone: 6-9

Bird’s bill dayflower is a member of the spiderwort family and is known for its attractive blue flowers.

7. Blue Orchid

Botanical Name: Vanda coerulea

USDA Zones: 9-11

Blue orchids are usually difficult to find and are hybrid or dyed plants. The most commonly known blue orchid is the blue phalaenopsis orchid, also known as the “Moth Orchid.”

8. Butterfly Pea

Botanical Name: Clitoria ternatea

USDA Zones: 10-11

The butterfly pea is not only the Best Blue Flower plant, but it is also used in traditional medicine and cooking. The plant loves the full sun and prefers slightly acidic soil.

9. Bellflower

Botanical Name: Campanula spp.

USDA Zones: 3-11

Bellflowers are annuals or hardy perennials and can survive winter temperatures in most regions. You can simply propagate them through either division, stem cuttings, or seed.

10. Blue Columbine

Botanical Name: Aquilegia caerulea

USDA Zones: 3-8

To provide a beautiful, unique blue and white addition to your space and to attract hummingbirds and bees, blue columbine will be a great option.

Look at the Most Beautiful August Birth Month Flowers here

11. Blue Flag Iris

Botanical Name: Iris versicolor

USDA Zones: 2-7

Blue flag iris is a native North American plant that produces lovely blue or purple flowers in late spring to early summer.

12. Blue Ginger

Botanical Name: Dichorisandra thyrsiflora

USDA Zones: 10-12

To add a tropical flair to your garden, you should definitely add blue ginger. It grows best in full sunlight and well-draining soil.

13. Balloon Flower

Botanical Name: Platycodon grandiflorus

USDA Zones: 3-8

Balloon flowers are a beautiful and easy-to-grow plant that can add a whimsical touch to your garden or patio.

14. Blue-Eyed Grass

Botanical Name: Sisyrinchium angustifolium

USDA Zones: 4-11

Blue-eyed grass is a great choice for adding color and texture to a wildflower garden or naturalized area.

15. Blue Primrose

Botanical Name: Primula acaulis

USDA Zones: 4-7

Blue primrose is a compact and colorful flowering plant with bright blue flowers that bloom in the spring.

16. Blueblush

Botanical Name: Helianthemum ‘Blue’

USDA Zones: 6-8

Blueblush is a low-growing evergreen shrub that produces beautiful blue flowers with a blush of pink in the center.

17. Blue Flossflower

Botanical Name: Ageratum houstonianum

USDA Zones: 2-11

Blue Flossflower is a great choice for adding blues or purples to your garden.

Look at the Most Stunning Red and White Flowers here

18. Blue Lupine

Botanical Name: Lupinus perennis

USDA Zones: 3-8

From adding colors to adding height to your garden, blue lupine is a great choice.

19. Blue Mist Shrub

Botanical Name: Caryopteris

USDA Zones: 5-9

Blue Mist Shrub is a deciduous shrub that produces beautiful blue flowers in late summer and early fall.

Find the Most Beautiful June Birth Month Flowers here

20. Blue Larkspur

Botanical Name: Delphinium nuttallianum

USDA Zones: 4-8

The tall and fragile blue larkspur is a dramatic plant that adds height and color to your garden or landscape.

21. Blue Daze

Botanical Name: Evolvulus

USDA Zones: 8-11

To enjoy blue blooms throughout the summer – you must plant blue daze in your garden.

22. Blue Passionflower

Botanical Name: Passiflora caerulea

USDA Zones: 6-11

Blue Passionflower is a stunning perennial vine that produces unique blue and white flowers from summer to fall.

23. Blue Fan Flower

Botanical Name: Scaevola aemula

USDA Zones: 10-11

Blue Fan Flower’s trailing habit and vibrant blue flowers make it stand out in any setting.

Look at the Most Beautiful September Birth Month Flowers here

24. Blue False Indigo

Botanical Name: Baptisia australis

USDA Zones: 3-9

If you want to add texture to your garden, then you should not wait to plant Blue False Indigo, as it is one of the Best Blue Flowers.

25. Blue Tickseed

Botanical Name: Coreopsis

USDA Zones: 4-9

Blue Tickseed is a unique blue flower, and its hardy nature makes it an attractive addition to a border or a wildflower garden.

26. Blue Star Creeper

Botanical Name: Laurentia fluviatilis

USDA Zones: 6-9

Blue Star Creeper is a low-growing perennial plant that produces small, star-shaped blue flowers.

27. Blue Statice

Botanical Name: Limonium sinuatum

USDA Zones: 8-11

Blue Statice is an annual plant that produces clusters of small, papery blue flowers on long, slender stems.

28. Blue Fringed Sage

Botanical Name: Salvia azurea

USDA Zones: 5-9

Blue-fringed sage is a beautiful and low-maintenance plant that adds color and texture to your garden or landscape.

29. Blue Geranium

Botanical Name: Geranium dissectum

USDA Zones: 4-9

Geraniums, also known as cranesbills, are a popular and easy-to-grow perennial plant that is popular for its beautiful blooms.

Geranium Leaves Turning Yellow? Seek Remedies here

30. Blue Balloon Vine

Botanical Name: Cardiospermum halicacabum

USDA Zones: 10-11

Blue balloon vine is a beautiful and unusual plant that can add interest to your garden.

31. Blue Pimpernel

Botanical Name: Anagallis monellii

USDA Zones: 7-10

Blue pimpernel is a charming and low-maintenance plant that can add a touch of blue to your garden.

32. Bluebell Vine

Botanical Name: Billardiera heterophylla

USDA Zones: 8-10

Bluebell vine, also known as Australian Bluebell creeper, is a beautiful and easy-to-grow climber with blue to purple flowers that resemble small bells.

33. Blue Sky Vine

 

Botanical Name: Thunbergia grandiflora

USDA Zones: 9-11

The beautiful and fast-growing blue sky vine produces stunning sky-blue flowers with dark centers – this can be a great addition to your blues.

34. Blue Woodruff

Botanical Name: Asperula orientalis

USDA Zones: 4-10

Blue Woodruff is a lovely herbaceous perennial plant that produces delicate clusters of small blue flowers in the spring and summer.

35. Blue Foxglove

Botanical Name: Digitalis purpurea

USDA Zones: 4-9

Foxgloves can reseed themselves and return year after year, providing a stunning display of blue flowers.

36. Blue Creeping Phlox

Botanical Name: Phlox subulata

USDA Zones: 3-9

Planting blue creeping phlox is a great way to create a lovely ground cover that will cascade beautifully over rocks and walls.

37. Blue Dwarf Iris

Botanical Name: Iris reticulata

USDA Zones: 5-8

The tiny blue dwarf iris is a striking spring-flowering bulb that produces gorgeous blue-purple flowers with yellow markings.

When does Iris Bloom? Learn here

38. Blue Dayflower

Botanical Name: Commelina communis

USDA Zones: 6-9

Blue dayflower is a low-maintenance plant that can spread quickly, making it a great choice for ground cover or edging.

39. Blue Water Hyacinth

Botanical Name: E. crassipes

USDA Zones: 8-11

Blue water hyacinth is an aquatic plant with lovely blue-purple flowers that float on the water’s surface. They are a wonderful option to provide both aesthetic and ecological benefits to your water garden.

40. Blue Butterfly Bush

Botanical Name: Buddleja davidii

USDA Zones: 5-10

Blue butterfly bush is a deciduous shrub that produces clusters of fragrant, butterfly-attracting flowers in shades of blue and purple.

41. Blue Dahlia

Botanical Name: Dahlia pinnata

USDA Zones: 8-10

Dahlias are beautiful, easy-to-grow flowers that come in a wide variety of colors, including blue and shades of lilac and lavender.

42. Blue Hibiscus

Botanical Name: Alyogyne huegelii

USDA Zones: 5-11

Blue hibiscus is a beautiful and easy-to-grow plant that is perfect for adding a pop of color to any garden.

43. Blue Phlox

Botanical Name: Phlox divaricata

USDA Zones: 3-8

The fascinating thing about growing blue phlox is that – they readily self-seeds and can be propagated by division in the fall or early spring.

44. Blue Daisy

Botanical Name: Felicia amelloides

USDA Zones: 9-11

Blue daisy, also known as Blue Marguerite, is a popular South African plant with lovely blue daisy-like flowers.

45. Blue Violets

Botanical Name: Viola sororia

USDA Zones: 3-7

The beautiful blue violets are easy to grow – as they just need partial to full shade and moist soil.

46. Brunnera

Botanical Name: Brunnera macrophylla

USDA Zones: 3-7

Brunnera, also known as Siberian Bugloss, is a perennial plant that is known for its attractive foliage and delicate blue flowers.

Find the Best Gray Flower Names here

47. Canterbury Bells

Botanical Name: Campanula medium

USDA Zones: 4-10

The tall biennial Canterbury bells are interesting cups and saucer shape flowers available in shades such as pink, blue, purple, and white.

48. Chicory

Botanical Name: Cichorium intybus

USDA Zones: 3-10

Chicory is a hardy, perennial herb that is grown for both its leaves and roots.

49. Cornflower

Botanical Name: Centaurea cyanus

USDA Zones: 2-11

Cornflower, also known as bachelor’s button, is a beautiful annual flowering plant that is easy to grow and produces stunning blue, pink, white, or purple flowers.

50. Catmint

Botanical Name: Nepeta

USDA Zones: 3-9

Catmints are attractive foliage and are long-lasting blooms in your garden for many years.

51. Delphinium

Botanical Name: Delphinium

USDA Zones: 3-7

Delphiniums can be grown in gardens or containers and are perfect for creating a cottage garden or adding vertical interest to a garden bed.

52. Clematis

Botanical Name: Clematis x jackmanii

USDA Zones: 3-9

Clematis are a stunning addition to any space. They produce large, showy flowers in a wide range of colors, including pink, purple, blue, white, and red.

Botanical Name: Aquilegia vulgaris var. stellata

USDA Zones: 3-9

Dwarf Blue Columbine is a compact and low-growing variety of the Blue Columbine, a perennial plant that produces flowers in the spring and summer.

54. Slender Dwarf Morning Glory

Botanical Name: Evolvulus alsinoides

USDA Zones: 9-11

Dwarf morning glory (Convolvulus tricolor) is a low-growing, trailing annual plant, that can provide months of enjoyment and beauty to your space.

55. English Bluebell Creeper

Botanical Name: Hyacinthoides non-scripta

USDA Zones: 4-9

English bluebell is a beautiful and easy-to-grow bulb that can add a touch of natural beauty to your garden.

56. Forget-Me-Nots

Botanical Name: Myosotis scorpioides

USDA Zones: 5-9

Forget-me-nots are lovely cool-season plants that produce small blue, pink, or white flowers in spring.

57. Flax Flower

Botanical Name: Linum lewisii

USDA Zones: 4a-9b

Flax flowers are a great addition to be grown in containers or used as a border plant.

58. Gentian

Botanical Name: Gentiana verna

USDA Zones: 4-7

If you want beautiful blue flowers in the spring, then Gentiana verna, also known as Spring Gentian, a small perennial plant, can be a great choice.

59. Glory of The Snow

Botanical Name: Chionodoxa luciliae

USDA Zones: 4-9

Glory-of-the-Snow is a beautiful and easy-to-grow flower that is perfect for rock gardens, borders, or naturalizing lawns.

60. Grape Hyacinth

Botanical Name: Muscari armeniacum

USDA Zones: 4-8

Grape hyacinths are small bulbous plants that produce clusters of fragrant, bell-shaped flowers in shades of blue, purple, and white.

61. Grecian Wind Flower

Botanical Name: Anemone blanda

USDA Zones: 4-9

Grecian windflowers are small, early-blooming perennials that produce beautiful blue, white, or pink flowers. They are easy to grow and make a lovely addition to rock gardens, borders, and woodland areas.

62. Globe Thistle

Botanical Name: Echinops ritro

USDA Zones: 3-8

Globe Thistle is a beautiful and unique plant that is well-suited for cottage gardens, borders, or as a specimen plant.

63. Harvestbells

Botanical Name: Ornithogalum saundersiae

USDA Zones: 8-10

The low-maintenance and unique bulbous harvest bells plants produce beautiful blue or white star-shaped flowers in the spring.

64. Himalayan Blue Poppy

Botanical Name: Meconopsis betonicifolia

USDA Zones: 7-8

The Himalayan Blue Poppy is a beautiful and unique plant that requires some special care, but the reward of its stunning blue blooms is well worth the effort.

65. Hydrangea

Botanical Name: Hydrangea macrophylla

USDA Zones: 3-9

Hydrangeas are beautiful shrubs that produce large, showy flowers in shades of pink, blue, white, and purple.

66. Touch Me Not

Botanical Name: Impatiens

USDA Zones: 10-11

Impatiens are popular annual flowers that come in a wide range of colors, including blue.

67. Lead Plant

Botanical Name: Ceratostigma plubaginoides

USDA Zones: 5-9

Lead plant, also known as Amorpha canescens, is a drought-tolerant shrub that is native to North America.

68. Lobelia

Botanical Name: Lobelia erinus

USDA Zones: All Zones

Lobelia is a lovely annual flower known for its delicate, blue-purple blooms.

69. Love in a Mist

Botanical Name: Nigella damascena

USDA Zones: 2-11

The beautiful Love-in-a-mist is an annual flowering plant that produces blue flowers surrounded by a frilly collar of foliage.

70. Lungwort

Botanical Name: Pulmonaria

USDA Zones: 3-8

Lungwort is a lovely perennial plant that produces beautiful blue flowers in the spring.

71. Meadow Sage

Botanical Name: Salvia nemorosa

USDA Zones: 3-8

Meadow sage is a member of the mint family and is grown for its attractive blue or purple flowers and aromatic leaves.

72. Mountain Larkspur

Botanical Name: Delphinium glaucum

USDA Zones: 3a-8b

This perennial Mountain larkspur is native to the western United States. This is an easy-to-grow wildflower that adds color and interest to your garden or landscape.

73. Heavenly Blue Morning Glory

Botanical Name: Ipomoea tricolor

USDA Zones: 9-11

Morning glories are beautiful annual climbing vines that are easy to grow and can quickly cover trellises, fences, and walls.

74. Monkshood

Botanical Name: Aconitum

USDA Zones: 3-7

Monkshood is a stunning and unique plant. However, it is important to handle the plant with care and keep it away from children and pets, as it is poisonous if ingested.

75. French Lavender

Botanical Name: Lavandula angustifolia

USDA Zones: 5-9

With proper care, you can enjoy the beauty and fragrance of Oxford blue in your garden for years.

76. Periwinkle

Botanical Name: Vinca minor

USDA Zones: 7-9

The low-growing periwinkle is an evergreen ground cover plant that produces blue-purple flowers in the spring.

77. Petunia

Botanical Name: Petunia x hybrida

USDA Zones: 9b-11

Petunias are popular annual flowers known for their vibrant colors and long-lasting blooms. They are a great choice for garden borders, containers, and hanging baskets.

78. Pincushion Flower

Botanical Name: Scabiosa

USDA Zones: 3-11

The pincushion flower is a beautiful perennial plant that produces lovely, delicate blooms. With proper care, scabiosa can provide beautiful blooms year after year.

79. Plumbago

Botanical Name: Plumbago auriculata

USDA Zones: 8-11

If you’re thinking of adding a splash of color to your garden or patio, then plumbago is a beautiful and easy-to-grow plant to add.

80. Rose of Sharon

Botanical Name: Hibiscus syriacus

USDA Zones: 5-9

The Rose of Sharon can be grown as a specimen plant or as a hedge. With proper care, they can provide beautiful blooms and foliage year after year.

81. Russian Sage

Botanical Name: Perovskia atriplicifolia

USDA Zones: 4-9

Russian sage is known for its aromatic, silvery-gray foliage and tall spikes of lavender-blue flowers that bloom in mid to late summer.

82. Salvia

Botanical Name: Salvia splendens

USDA Zones: 9-11

Salvia, also known as sage, is known to attract pollinators, such as bees and butterflies, making them an excellent choice for a wildlife-friendly garden.

83. Sea Holly

Botanical Name: Eryngium maritimum

USDA Zones: 4-9

Sea Holly is a great choice to create a striking focal point or accent plant. One thing to note about Sea Holly is that it has thorny leaves and stems, so be sure to wear gloves and handle it with care.

84. Spiderwort

Botanical Name: Tradescantia

USDA Zones: 3-11

Spiderwort can be brought to your garden in the month of spring or fall – that is easy to grow and care for.

85. Siberian Squill

Botanical Name: Scilla sibirica

USDA Zones: 2-8

Siberian Squill is a small, easy-to-grow bulbous plant that produces beautiful blue flowers in spring.

86. Summer Snapdragon

Botanical Name: Angelonia

USDA Zones: 9-11

If you live in a sunny place, then you may try your hands on summer snapdragon, as it’s a heat-loving annual that produces beautiful, vibrant blooms from late spring to fall.

87. Swan River Daisy

Botanical Name: Brachyscome iberidifolia

USDA Zones: 8-10

To enjoy the beauty of Swan River Daisy in your garden for many years to come. Save the seeds for next year and allow the flowers to dry on the plant before collecting them.

88. Speedwells

Botanical Name: Veronica

USDA Zones: 4-11

They are low-growing, mat-forming perennials that are grown for their small, star-shaped flowers in shades of blue, purple, white, and pink. The flowers bloom in late spring and early summer and attract butterflies, bees, and other pollinators.

89. Veronica Georgia Blue

Botanical Name: Veronica peduncularis

USDA Zones: 4-6

Veronica Georgia Blue is a specific variety of Veronica – that is a low-growing, spreading groundcover plant with small blue flowers.

90. Virginia Bluebells

Botanical Name: Mertensia virginia

USDA Zones: 3-8

Virginia Bluebells are relatively low-maintenance plants. Plant Virginia Bluebells in the fall or early spring, about 2-3 inches deep and 6-8 inches apart. Water well after planting.

91. Pansy

Botanical Name: Viola tricolor var. hortensis

USDA Zones: 2-11

Viola pansies are a great choice for garden borders, containers, and hanging baskets. Their availability in varieties of colors makes it easy to find the perfect ones to suit your garden design.