11 Different Types Of Blue Flowers: Must-Read!

Singapore, a city-state renowned for its lush greenery and vibrant landscapes, is home to different types of blue flowers that will amaze you. These stunning blooms add colour to the city and hold cultural significance, enhancing gardens, parks, and homes with their mesmerising hues.

Explore these 11 unique Singaporean blooms in our must-read floral guide. Let's get started!

1. Blue Orchid (Vanda coerulea)

The Blue Orchid, scientifically known as Vanda Coerulea, is a rare and exotic orchid species that flaunts stunning blue hues.

Known for its elegance and striking appearance, it thrives in tropical climates. To cultivate this beauty, provide well-draining orchid mix and bright indirect light.

Keep its roots moist, but be cautious not to overwater.

Soil Needs: Well-draining orchid mix.

Sunlight Needs: Bright Indirect light.

Growing Zone: Suitable for tropical climates.

Flower Tip: Keep roots moist, but avoid overwatering.

2. Ixora Blue Malay

The Ixora Blue Malay is a tropical shrub that graces gardens with its clusters of vibrant blue blossoms.

Thriving in full sun to partial shade, it prefers rich, acidic soil. Ixora species belong to the Rubiaceae family, which includes coffee plants.

Besides its vibrant blooms, Ixora is known for its medicinal properties and is used in traditional herbal remedies.

Soil Needs: Rich, acidic soil.

Sunlight Needs: Full sun to partial shade.

Growing Zone: Thrives in tropical and subtropical regions.

Flower Tip: Prune after flowering for bushier growth.

3. Big Blue Salvia (Salvia longispicata x farinacea)

Big Blue Salvia, also known as Salvia longispicata x farinacea, boasts tall spikes of brilliant blue flowers. It thrives in full sun and well-draining soil.

Regular deadheading helps prolong the blooming season, making it a favourite among pollinators like bees and butterflies.

Salvia, a genus of the mint family, includes over 900 species.

Soil Needs: Well-draining soil.

Sunlight Needs: Full sun for best results.

Growing Zone: Suitable for tropical and temperate zones.

Flower Tip: Deadhead spent blooms to encourage more flowers.

4. Butterfly Pea (Clitoria ternatea)

The Butterfly Pea, known for its striking blue petals, is more than a pretty flower. It's used in herbal teas and dishes, imparting a vibrant blue hue and a mild, earthy flavour.

This adaptable plant thrives in tropical and subtropical climates, provided it's planted in well-drained loamy soil.

Soil Needs: Well-drained loamy soil.

Sunlight Needs: Full sun.

Growing Zone: Ideal for tropical and subtropical climates.

Flower Tip: Harvest the blossoms to make vibrant blue tea.

5. Plumbago (Ceratostigma plumbaginoides)

The Plumbago, with its low-growing stature and deep blue flowers. It is ideal for tropical and temperate regions, and can thrive in full sun and light shade. Its brilliant blue flowers attract butterflies and are often used as ground cover. Ceratostigma plumbaginoides is a low-growing subshrub native to China.

Soil Needs: Well-drained soil.

Sunlight Needs: Full sun to light shade.

Growing Zone: Suitable for tropical and temperate regions.

Flower Tip: Prune in spring to encourage fresh growth.

6. Blue Daze (Evolvulus glomeratus)

Evolvulus 'Blue Daze' (Evolvulus glomeratus) is a charming perennial that boasts sky-blue, funnel-shaped flowers. This low-growing, trailing plant is particularly suited to tropical and subtropical climates.

For optimal growth, it requires well-drained soil and a position in full sun.

A notable characteristic of its blooms is their tendency to close in the late afternoon, giving the plant a "sleeping" appearance.

Soil Needs: Well-drained soil.

Sunlight Needs: Full sun.

Growing Zone: Thrives in tropical and subtropical climates.

Flower Tip: Deadhead regularly for continuous blooming.

7. Borage (Borago officinalis)

Borage, with its scientific name Borago officinalis, is a yearly plant known for its stunning blue star-shaped flowers.

Not only are these flowers a treat for the eyes, but they're also edible and have a taste similar to cucumber. This makes them perfect for adding a decorative and tasty touch to food and drinks.

Borage belongs to the Boraginaceae family and is valued both for its beauty and its culinary uses.

Soil Needs: Well-drained soil.

Sunlight Needs: Full sun.

Growing Zone: Suitable for a wide range of climates.

Flower Tip: Edible blue flowers make attractive garnishes.

8. Blue Ginger (Dichorisandra thyrsiflora)

Blue Ginger, scientifically named Dichorisandra thyrsiflora, is a unique plant prized for its vibrant blue-violet flowers. Unlike true gingers, it thrives in the shade, particularly in areas that might not get direct sunlight.

Best grown in tropical and subtropical areas, it loves rich, well-drained soil. It requires regular watering, especially during dry periods.

Not only is this plant a showstopper in gardens because of its bright blooms, but its flowers also last long when cut, making them a favourite choice for fresh floral arrangements.

Soil Needs: Rich, well-drained soil.

Sunlight Needs: Partial to full shade.

Growing Zone: Ideal for tropical and subtropical regions.

Flower Tip: Protect from harsh afternoon sun.

9. Blue Trumpet Vine (Thunbergia laurifolia)

The Blue Trumpet Vine, scientifically known as Thunbergia laurifolia, is a captivating tropical vine originating from Southeast Asia.

This plant is adorned with striking blue tubular flowers, which are not only a visual treat but also have a role in traditional medicine, especially in Thailand where it's referred to as "Rang Jeud".

For best growth, it enjoys a mix of full sunlight and partial shade. It needs a well-draining soil and is especially at home in tropical climates. When cared for properly, it can be a standout feature in any garden.

Soil Needs: Well-drained soil.

Sunlight Needs: Full sun to partial shade.

Growing Zone: Suitable for tropical climates.

Flower Tip: Provide support for climbing vines.

10. African Lily (Agapanthus)

Agapanthus, commonly known as the African Lily, is celebrated for its striking blue flowers that group together in round bunches. It's a versatile plant, fitting in both warm tropical and cooler temperate climates.

The plant carries a romantic name, "Agapanthus", which comes from the Greek words "agape" for love and "anthos" for flower.

This flowering beauty is a proud member of the Amaryllidaceae family and can be a star in many gardens.

Soil Needs: Well-drained soil.

Sunlight Needs: Full sun to light shade.

Growing Zone: Suitable for tropical and temperate zones.

Flower Tip: Divide clumps for propagation.

11. Blue Plumbago (Plumbago auriculata)

The Blue Plumbago, known scientifically as Plumbago auriculata, is a charming shrub that hails from South Africa.

Showcasing clusters of sky-blue flowers, this plant can instantly brighten up any garden space.

Apart from its visual appeal, it holds sentimental value in some cultures. Often linked with feelings of love, the Blue Plumbago is sometimes gifted as a token of deep affection and appreciation.

Soil Needs: Well-drained soil.

Sunlight Needs: Full sun to light shade.

Growing Zone: Thrives in tropical and subtropical regions.

Flower Tip: Prune to maintain shape and encourage flowering.

Conclusion About the Different Types of Blue Flowers

Singapore, often hailed for its impressive skyline and urban development, has a lesser-known yet equally captivating side: its rich botanical treasures. Amidst the city's towering structures, various blue flowers thrive, creating pockets of nature.

These blue blooms, standing tall and proud, symbolise the harmonious blend of urban and natural elements in the Lion City. As you journey through Singapore's streets, parks, and gardens, it's worth noting the careful planning and conservation efforts that allow such beauty to flourish alongside modernity.

Let these flowers serve as a reminder of nature's resilience and the delicate balance between progress and preservation in this vibrant city.

Frequently Asked Questions About The Different Types Of Blue Flowers

Are Blue Flowers Naturally Occurring In Nature?

Some flowers, such as roses and chrysanthemums, have been genetically modified to become blue. Blue shades in flowers like delphiniums and hydrangeas have also been enhanced through selective breeding. These methods aim to create more vibrant and diverse blue flowers for gardening enthusiasts.

What Is The Significance Of Blue Flowers In Floral Arrangements?

Blue flowers are often associated with serenity, calmness, and tranquillity, making them popular choices for conveying peaceful sentiments in floral arrangements. They can symbolise trust, loyalty, and depth of feeling.

Do Blue Flowers Attract Specific Pollinators Or Wildlife?

Blue flowers, especially those with a tubular shape, tend to attract pollinators like bees and butterflies. The specific pollinators attracted can vary depending on the flower species.

Are There Any Cultural Or Historical Associations With Blue Flowers?

In certain cultures, blue is linked to spirituality and the divine, making blue flowers a popular choice for religious ceremonies. Throughout history, blue has symbolised royalty and nobility, and blue flowers adorned the gardens of monarchs.

Blue flowers also hold significance in art and literature, often representing emotions and themes such as melancholy or longing.

What Is The Best Way To Maintain The Colour Of Blue Flowers?

To maintain the vibrant blue colour of blue flowers, it's essential to provide them with the right growing conditions, including appropriate soil pH and adequate sunlight. Regular trimming and proper watering can also help keep the blooms looking their best.