24 Types Of Blue Flowers That Add A Stunning Touch To Any Garden

Blue flowers have a unique charm that makes them stand out in any garden. Their cool hues create a calming effect, making them a favourite among flower lovers. Whether you are looking for blue flower varieties for a floral arrangement or planning a garden filled with blue types of flowers, this list will introduce you to some of the most beautiful options.

From delicate pastel shades to striking deep blues, there’s a perfect blue bloom for every setting. Let’s explore these enchanting blue flower types and how they can enhance any space.

1. Blue Hydrangea

Blue hydrangeas are loved for their large, showy blooms that range from sky blue to deep azure. Their colour often depends on soil acidity, with more acidic soils producing vibrant blues. 

They bloom from late spring to summer and thrive in partial shade with moist, well-drained soil. 

2. Forget-Me-Not

These tiny blue flowers symbolise remembrance and love. They are easy to grow, making them a popular choice for garden beds and borders. 

They symbolise remembrance and everlasting love, often used in sentimental floral arrangements. Their ability to self-seed ensures they return year after year with minimal care.

3. Blue Rose

Blue roses are not naturally occurring, but they are often created through careful breeding or dyeing techniques. Symbolising mystery, uniqueness, and the unattainable, blue roses are a favourite for special occasions and romantic gestures. 

Blue roses can also be found in hybrid varieties with a soft bluish-purple hue, offering a striking alternative to traditional red or pink roses.

4. Cornflower

Also known as bachelor’s buttons, cornflowers are a classic blue flower variety with vibrant, deep blue petals and a slightly ruffled texture. These hardy annuals are beloved for their ability to attract pollinators like bees and butterflies. 

Cornflowers are often used in wildflower meadows and cut flower arrangements, where their long-lasting blooms add a rustic charm. 

5. Delphinium

Delphiniums are tall, elegant perennials that produce dramatic spires of blue flowers, making them a favourite for cottage gardens and floral borders. 

Their deep blue hues range from soft pastels to rich royal blues, creating a striking contrast against green foliage.

6. Himalayan Blue Poppy

The Himalayan blue poppy is one of the most breathtaking blue types of flowers, famous for its intense sky-blue petals. Native to the cool, high-altitude regions of the Himalayas, this rare beauty requires a cool, moist environment with well-drained soil.

7. Glory-Of-The-Snow

As one of the first blue flower types to bloom in early spring, Glory-of-the-Snow creates a spectacular display of star-shaped blue blossoms. These low-growing bulbs are perfect for rock gardens, woodland settings, or naturalised landscapes.

8. Blue Star (Amsonia)

Blue Star, or Amsonia, is a low-maintenance perennial that produces clusters of soft, powder-blue flowers. The star-shaped blooms create a subtle yet elegant display, adding a gentle wash of blue to flower beds and borders. 

In addition to its beauty, Amsonia boasts striking golden foliage in the autumn, providing year-round interest.

9. Periwinkle

Also called vinca, periwinkle is a fast-spreading ground cover known for its small, star-like blue flowers and glossy green leaves. 

This hardy plant thrives in shaded areas where other flowers struggle, making it an excellent choice for difficult garden spots. Once established, periwinkle requires little maintenance and provides continuous colour throughout spring and summer.

10. Morning Glory (Heavenly Blue)

Morning glories are fast-growing vines that produce large, trumpet-shaped blue flowers that open in the morning and close by afternoon. The ‘Heavenly Blue’ variety is particularly striking, featuring rich sky-blue petals with a bright white centre.

11. Lobelia

Lobelia is a compact, bushy plant that produces clusters of vibrant blue flowers, making it perfect for hanging baskets, window boxes, and garden borders. It thrives in cool temperatures and prefers partial shade, making it an ideal plant for brightening up shaded areas.

12. Gentian

Gentians are alpine wildflowers known for their intensely deep blue colour, often appearing in mountain meadows. 

Their trumpet-shaped blossoms stand out against green foliage, attracting butterflies and bees. While they are slow-growing and require specific conditions—well-drained soil and plenty of sunlight—gentians reward patient gardeners with some of the most striking blue flowers found in nature.

13. Salvia ‘Blue Hill’

A standout among blue flower types, Salvia ‘Blue Hill’ is a variety of sage that produces spiky clusters of soft blue blossoms. It is a favourite among pollinators, especially bees and butterflies, which makes it a valuable plant for eco-friendly gardens. 

This drought-tolerant perennial thrives in full sun and requires minimal care, making it a great choice for low-maintenance landscapes.

14. Grape Hyacinth

Grape hyacinths are small but eye-catching, featuring clusters of tiny, bell-shaped blue flowers that resemble bunches of grapes. These early bloomers create a stunning display when planted in large groups, adding bursts of blue to gardens in early spring.

15. Balloon Flower

Named for its balloon-like buds that burst open into star-shaped blue flowers, the balloon flower is a unique and long-lasting addition to gardens. It thrives in full sun to partial shade and is highly resistant to pests and diseases, making it a low-maintenance choice.

16. Clematis ‘Blue Angel’

This climbing vine is a favourite among gardeners for its elegant, pale blue flowers with slightly ruffled edges. It blooms from late spring to early autumn, adding a soft and graceful charm to trellises, fences, and pergolas.

17. Ageratum (Floss Flower)

Ageratum, commonly known as floss flower, produces fluffy, powder-blue blooms that create a soft and textured look in gardens. These compact plants are ideal for borders, flower beds, and container gardening.

18. Veronica (Speedwell)

Veronica, also called speedwell, features tall spikes of small blue flowers that bloom from late spring to early autumn. Its long-lasting blossoms attract butterflies and bees, making it a great choice for pollinator-friendly gardens.

19. Plumbago

Plumbago is a versatile shrub that produces clusters of soft blue flowers, giving a light and airy feel to gardens. It is a hardy plant that flourishes in warm climates, making it perfect for tropical and subtropical regions.

20. Chicory

Chicory is a wildflower that grows along roadsides, producing delicate blue blooms with a slight lavender tint. It is often used as an ornamental plant but is also known for its edible roots, which are commonly used as a coffee substitute.

21. Camassia

Camassia is a bulbous plant that produces tall, star-shaped blue flowers, adding elegance to flower beds and borders. Blooming in late spring, it thrives in moist, well-drained soil and complements other perennials beautifully.

22. Love-in-a-Mist

This charming annual flower earns its name from the feathery, fern-like foliage that surrounds its delicate blue blossoms, giving it a dreamy, misty appearance. Love-in-a-Mist is a self-seeding plant, meaning it will return year after year with minimal effort.

23. Eryngium (Sea Holly)

Sea Holly stands out with its spiky, metallic blue flowers and silver-green foliage, adding texture and structure to garden beds and floral arrangements. 

It is highly drought-resistant and thrives in sandy, well-drained soils, making it a great addition to coastal and rock gardens.

24. Brunnera

Brunnera, often compared to forget-me-nots, is a shade-loving perennial that produces clusters of tiny, sky-blue flowers in early spring. Beyond its blooms, Brunnera is valued for its heart-shaped, silvery-green leaves that add texture to woodland gardens.

Conclusion About Types Of Flowers That Are Blue

Blue flowers bring a rare and enchanting beauty to any space. Whether you prefer soft pastels or deep, dramatic hues, these blue flower varieties offer something for everyone.

If you’re looking to bring these stunning blooms into your life, Singapore Florist offers the best flower delivery in Singapore, ensuring you get fresh and vibrant blue flowers right at your doorstep. 

Browse our selection today and add a touch of blue to your floral arrangements!

Frequently Asked Questions About Types Of Flowers That Are Blue

Are Blue Flowers Natural Or Dyed?

Many blue flowers occur naturally, such as forget-me-nots and lobelias. However, some flowers, like roses, are often dyed to achieve a blue shade.

Do Blue Flowers Attract Pollinators?

Yes, blue flowers attract bees, butterflies, and other pollinators, making them a great choice for gardens that support local wildlife.

Can I Grow Blue Flowers In Singapore?

Yes! Many blue flower types, such as plumbago and ageratum, thrive in Singapore’s warm and humid climate.

What Do Blue Flowers Symbolise?

Blue flowers often symbolise serenity, inspiration, and trust. They are commonly associated with calmness and peace.

How Can I Keep Blue Hydrangeas From Turning Pink?

To maintain the blue colour, you can increase soil acidity by adding aluminium sulfate or using acidic fertilisers.