Explore the captivating world of Blue Flowers with this comprehensive guide. Uncover the names, pictures, botanical specifications, and fascinating details of 30 exquisite blue-hued blooms that will add a touch of serenity to your garden or home.
Blue is a color that evokes a sense of tranquility, serenity, and depth. In the world of Blue Flowers, blue blooms are a true rarity, making them all the more captivating and sought-after. From delicate perennials to vibrant annuals, these enchanting blue beauties have the power to transport us to a realm of natural wonder. In this guide, we’ll embark on a journey through 30 mesmerizing blue flowers, uncovering their names, botanical specifications, and intriguing details that will inspire you to bring a touch of celestial hues to your garden or home.
1. Morning Glory (Ipomoea purpurea)
Here’s the information for Morning Glory:
| Aspect | Information |
|---|---|
| Botanical Name | Ipomoea |
| Plant Type | Annual or Perennial Vine |
| Zones | 3-11, depending on species |
| Exposure | Full Sun |
| Bloom Time | Summer to Fall, depending on species |
| Height/Spread | Varies by species and variety, typically 6-10 feet tall |
With their trumpet-shaped blooms and striking shades of blue, morning glories are a beloved addition to any garden. These annual climbers unfurl their petals in the morning, basking in the sun’s rays before closing up again in the afternoon.
2. Hydrangea (Hydrangea macrophylla)
Here’s the information for Hydrangea:
| Aspect | Information |
|---|---|
| Botanical Name | Hydrangea |
| Plant Type | Shrub |
| Zones | 3-9, depending on species |
| Exposure | Part Shade to Full Shade |
| Bloom Time | Spring to Fall, depending on species |
| Height/Spread | Varies by species and variety, typically 3-8 feet tall and wide |
Hydrangeas are a classic garden favorite, known for their vibrant blue or purple hues that can change depending on the soil’s pH level. These shrubs produce large, showy clusters of tiny flowers that bloom from late spring to summer.
3. Delphinium (Delphinium spp.)
Here’s the information for Delphinium:
| Aspect | Information |
|---|---|
| Botanical Name | Delphinium |
| Plant Type | Perennial |
| Zones | 3-8, depending on species |
| Exposure | Full Sun |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Varies by species and variety, typically 3-6 feet tall |
Towering spikes adorned with blue, purple, or white flowers make delphiniums a stunning addition to any flowerbed or border. These perennials are perfect for adding height and drama to your garden.
4. Cornflower (Centaurea cyanus)
Here’s the information for Cornflower:
| Aspect | Information |
|---|---|
| Botanical Name | Centaurea cyanus |
| Plant Type | Annual or Biennial |
| Zones | 2-11, depending on climate and species |
| Exposure | Full Sun |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 1-3 feet tall, spreading 6-12 inches wide |
With their vibrant blue petals and contrasting center, cornflowers are a quintessential wildflower that adds a touch of rustic charm to any setting. These annuals bloom throughout the summer, attracting butterflies and other pollinators.
5. Iris (Iris spp.)
Here’s a general overview for Irises:
| Aspect | Information |
|---|---|
| Botanical Name | Iris |
| Plant Type | Perennial |
| Zones | Varies by species and hybrid |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Spring to Summer, depending on species |
| Height/Spread | Varies by species and hybrid |
Irises are a diverse group of perennials known for their stunning blue, purple, or yellow blooms. From the regal bearded irises to the delicate Siberian varieties, these flowers are a true spectacle in any garden.
6. Plumbago (Plumbago auriculata)
Here’s the information for Plumbago auriculata:
| Aspect | Information |
|---|---|
| Botanical Name | Plumbago auriculata |
| Plant Type | Perennial shrub |
| Zones | 9-11 (grown as an annual or container plant in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Spring to Fall |
| Height/Spread | Typically 3-10 feet tall and wide |
Plumbago is a tropical stunner with clusters of sky-blue flowers that bloom throughout the warm season. This evergreen shrub is perfect for adding a touch of blue to containers or garden beds in warmer climates.
7. Bluebells (Hyacinthoides non-scripta)
Here’s the information for English Bluebells:
| Aspect | Information |
|---|---|
| Botanical Name | Hyacinthoides non-scripta |
| Plant Type | Bulbous Perennial |
| Zones | 4-8 |
| Exposure | Part Shade to Full Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 12-18 inches tall, spreading through bulb offsets |
Native to Europe and parts of Asia, bluebells are a beloved springtime flower that carpets woodlands with their delicate, bell-shaped blue blooms. These perennials are a true delight for nature enthusiasts.
8. Blue Salvia (Salvia patens)
Here’s the information for Blue Salvia:
| Aspect | Information |
|---|---|
| Botanical Name | Salvia farinacea |
| Plant Type | Perennial |
| Zones | 8-10 (often grown as an annual in cooler climates) |
| Exposure | Full Sun |
| Bloom Time | Summer to Fall |
| Height/Spread | Typically 1-3 feet tall, spreading 1-2 feet wide |
With its striking blue-violet spikes and velvety texture, blue salvia is a showstopper in any garden. This perennial is a favorite among pollinators and adds a touch of vibrancy to borders and containers.
9. Blue Flax (Linum perenne)
Here’s the information for Blue Flax:
| Aspect | Information |
|---|---|
| Botanical Name | Linum perenne |
| Plant Type | Perennial |
| Zones | 4-8 |
| Exposure | Full Sun |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 1-2 feet tall, spreading 1-1.5 feet wide |
Blue flax is a delicate perennial with sky-blue, five-petaled blooms that open up in the morning sun. These charming flowers are perfect for rock gardens, meadows, or as a groundcover.
10. Blue Pimpernel (Anagallis monellii)
Here’s the information for Blue Pimpernel:
| Aspect | Information |
|---|---|
| Botanical Name | Anagallis monelli |
| Plant Type | Perennial |
| Zones | 9-11 (often grown as an annual or container plant in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Summer to Fall |
| Height/Spread | Typically 6-12 inches tall and wide |
The blue pimpernel is a delightful annual with vibrant blue flowers that open up on sunny days and close at night or during cloudy weather. This low-growing plant is perfect for adding pops of color to containers or garden edges.
11. Himalayan Blue Poppy (Meconopsis grandis)
Here’s the information for Himalayan Blue Poppy:
| Aspect | Information |
|---|---|
| Botanical Name | Meconopsis betonicifolia |
| Plant Type | Perennial |
| Zones | 6-9 |
| Exposure | Part Shade to Full Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 2-4 feet tall, spreading 1-2 feet wide |
Hailing from the Himalayan region, the blue poppy is a true botanical treasure with its stunning, cerulean blooms. These perennials are a challenge to grow but well worth the effort for their ethereal beauty.
12. Blue Butterfly Pea (Clitoria ternatea)
Here’s the information for Blue Butterfly Pea:
| Aspect | Information |
|---|---|
| Botanical Name | Clitoria ternatea |
| Plant Type | Perennial Vine |
| Zones | 9-11 (grown as an annual or container plant in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Summer to Fall |
| Height/Spread | Can reach 10-15 feet tall or more, with a spread of 3-6 feet |
Also known as the Asian pigeon wings, the blue butterfly pea is a tropical vine that produces stunning indigo-blue flowers. These blooms are not only beautiful but also edible, lending a vibrant hue to drinks and desserts.
13. Blue Lace Flower (Trachymene coerulea)
Here’s the information for Blue Lace Flower:
| Aspect | Information |
|---|---|
| Botanical Name | Trachymene coerulea |
| Plant Type | Annual or Biennial |
| Zones | 9-11 (often grown as an annual in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 1-2 feet tall and wide |
As its name suggests, the blue lace flower is a delicate annual with intricate, lace-like blue blooms that resemble tiny umbrellas. This unique flower adds a touch of whimsy to any garden or floral arrangement.
14. Grape Hyacinth (Muscari spp.)
Here’s the information for Grape Hyacinth:
| Aspect | Information |
|---|---|
| Botanical Name | Muscari |
| Plant Type | Perennial Bulb |
| Zones | 3-9 |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Spring |
| Height/Spread | Typically 6-12 inches tall, spreading 3-6 inches wide |
Grape hyacinths are early spring bloomers that form dense clusters of tiny, blue bell-shaped flowers. These low-growing bulbs are perfect for naturalizing in lawns or bordering garden beds.
15. Chinese Forget-Me-Not (Cynoglossum amabile)
Here’s the information for Chinese Forget-Me-Not:
| Aspect | Information |
|---|---|
| Botanical Name | Cynoglossum amabile |
| Plant Type | Annual |
| Zones | 3-10 (grown as an annual in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 1-2 feet tall and wide |
With its vibrant blue hue and delicate, star-shaped blooms, the Chinese forget-me-not is a charming addition to any garden. This annual blooms throughout the summer, providing a steady supply of cheerful blue flowers.
16. Virginia Bluebells (Mertensia virginica)
Here’s the information for Virginia Bluebells:
| Aspect | Information |
|---|---|
| Botanical Name | Mertensia virginica |
| Plant Type | Herbaceous Perennial |
| Zones | 3-8 |
| Exposure | Part Shade to Full Shade |
| Bloom Time | Spring |
| Height/Spread | Typically 1-2 feet tall, spreading 1-1.5 feet wide |
Native to eastern North America, Virginia bluebells are a true springtime treasure. These perennials form carpets of nodding, bell-shaped blue blooms that thrive in shaded, moist areas.
17. Blue Passion Flower (Passiflora caerulea)
Here’s the information for Blue Passion Flower:
| Aspect | Information |
|---|---|
| Botanical Name | Passiflora caerulea |
| Plant Type | Perennial Vine |
| Zones | 6-11 (grown as an annual or container plant in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Summer to Fall |
| Height/Spread | Can reach 10-20 feet tall or more, with a spread of 3-6 feet |
The blue passion flower is a stunning tropical vine with intricate, blue-and-white blooms that resemble an exotic bird or butterfly. These vines are a true statement piece in any garden or conservatory.
18. Blue Throatwort (Trachelium caeruleum)
Here’s the information for Blue Throatwort:
| Aspect | Information |
|---|---|
| Botanical Name | Trachelium caeruleum |
| Plant Type | Herbaceous Perennial |
| Zones | 5-9 |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 1-2 feet tall and wide |
Blue throatwort is a unique perennial with clusters of small, blue flowers that resemble tiny pom poms. This drought-tolerant plant is perfect for adding texture and interest to rock gardens or borders.
19. Blue Star Flower (Amsonia hubrichtii)
Here’s the information for Blue Star Flower:
| Aspect | Information |
|---|---|
| Botanical Name | Amsonia tabernaemontana or Amsonia hubrichtii |
| Plant Type | Perennial |
| Zones | 4-9, depending on species |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 1.5-3 feet tall, spreading 1-2 feet wide |
The blue star flower is a beloved perennial that blooms in early spring with clusters of tiny, star-shaped blue flowers. As the season progresses, its foliage turns a stunning golden hue, providing interest throughout the year.
20. Blue Shrimp Plant (Pachystachys lutea)
Here’s the information for Blue Shrimp Plant:
| Aspect | Information |
|---|---|
| Botanical Name | Justicia brandegeana (syn. Beloperone guttata) |
| Plant Type | Tropical Perennial |
| Zones | 10-11 (grown as a houseplant or annual in cooler climates) |
| Exposure | Bright, indirect light |
| Bloom Time | Summer to Fall |
| Height/Spread | Typically 1-3 feet tall and wide |
Despite its name, the blue shrimp plant produces striking blue bracts that resemble shrimp tails. This tropical plant is perfect for adding a touch of whimsy to containers or garden beds in warm climates.
21. Balloon Flower (Platycodon grandiflorus)
Here’s the information for Balloon Flower:
| Aspect | Information |
|---|---|
| Botanical Name | Platycodon grandiflorus |
| Plant Type | Perennial |
| Zones | 3-8 |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Summer to Early Fall |
| Height/Spread | Typically 1-2 feet tall, spreading 1-1.5 feet wide |
The balloon flower is a unique perennial that gets its name from its buds, which resemble inflated balloons before bursting open into star-shaped, blue or white blooms.
22. Gentian (Gentiana spp.)
Here’s the information for Gentians:
| Aspect | Information |
|---|---|
| Botanical Name | Gentiana |
| Plant Type | Perennial |
| Zones | 3-8, depending on species |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Summer to Fall, depending on species |
| Height/Spread | Varies depending on species, typically 6 inches to 2 feet tall |
Gentians are a group of perennials known for their deep blue, trumpet-shaped flowers that bloom in late summer or early fall. These stunning blooms are a true treasure in any garden or meadow.
23. Leadwort (Plumbago auriculata)
Here’s the information for Leadwort (Ceratostigma plumbaginoides):
| Aspect | Information |
|---|---|
| Botanical Name | Ceratostigma plumbaginoides |
| Plant Type | Perennial |
| Zones | 5-9 |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Late Summer to Fall |
| Height/Spread | Typically 6-12 inches tall and can spread 12-18 inches wide |
Leadwort is a tropical shrub that produces clusters of vibrant blue flowers throughout the warm season. This low-maintenance plant is perfect for adding a pop of color to borders or containers.
24. Blue Daze (Evolvulus glomeratus)
Here’s the information for Blue Daze:
| Aspect | Information |
|---|---|
| Botanical Name | Evolvulus glomeratus |
| Plant Type | Perennial |
| Zones | 8-11 (often grown as an annual in cooler climates) |
| Exposure | Full Sun |
| Bloom Time | Summer to Fall |
| Height/Spread | Typically 6-12 inches tall and can spread 1-2 feet wide |
Blue daze is a charming groundcover with small, blue-and-white blooms that resemble tiny morning glories. This drought-tolerant plant is perfect for creating a lush, colorful carpet in sunny areas.
25. Blue Pea (Clitoria ternatea)
Blue Pea typically refers to the butterfly pea flower, scientifically known as Clitoria ternatea. Here’s the information for Blue Pea (Butterfly Pea Flower):
| Aspect | Information |
|---|---|
| Botanical Name | Clitoria ternatea |
| Plant Type | Perennial vine |
| Zones | 9-11 (grown as an annual in cooler climates) |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Summer to Fall |
| Height/Spread | Climbing vine, can reach up to 10 feet tall |
The blue pea is a tropical vine that produces stunning, indigo-blue flowers resembling intricate butterflies. These edible blooms are not only beautiful but also have a rich history in traditional medicine and cuisine.
26. Blue Ginger (Dichorisandra spp.)
Here’s the information for Blue Ginger:
| Aspect | Information |
|---|---|
| Botanical Name | Dichorisandra thyrsiflora |
| Plant Type | Tropical Perennial |
| Zones | 9-11 (can be grown as an annual in cooler climates) |
| Exposure | Partial Shade to Shade |
| Bloom Time | Summer to Fall |
| Height/Spread | Typically 3-6 feet tall and wide |
Blue ginger is a tropical plant with striking blue bracts that resemble those of its namesake ginger plant. These eye-catching blooms are a true conversation starter in any garden or indoor setting.
27. Blue Globe Thistle (Echinops ritro)
Here’s the information for Blue Globe Thistle:
| Aspect | Information |
|---|---|
| Botanical Name | Echinops ritro |
| Plant Type | Perennial |
| Zones | 3-8 |
| Exposure | Full Sun |
| Bloom Time | Summer |
| Height/Spread | Typically 2-4 feet tall and 1-2 feet wide |
The blue globe thistle is a striking perennial with spiky, steel-blue spheres that resemble otherworldly orbs. This drought-tolerant plant is perfect for adding texture and interest to xeriscaped gardens or borders.
28. Blue False Indigo (Baptisia australis)
Here’s the information for Blue False Indigo:
| Aspect | Information |
|---|---|
| Botanical Name | Baptisia australis |
| Plant Type | Perennial |
| Zones | 3-9 |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Late Spring to Early Summer |
| Height/Spread | Typically 3-4 feet tall and wide |
Blue false indigo is a hardy perennial that produces stunning spikes of blue, lupine-like flowers in early summer. This low-maintenance plant is perfect for adding color and interest to meadows or naturalized areas.
29. Blue Mist Shrub (Caryopteris x clandonensis)
Here’s the information for Blue Mist Shrub:
| Aspect | Information |
|---|---|
| Botanical Name | Caryopteris × clandonensis |
| Plant Type | Deciduous Shrub |
| Zones | 5-9 |
| Exposure | Full Sun |
| Bloom Time | Late Summer to Fall |
| Height/Spread | Typically 2-3 feet tall and wide |
The blue mist shrub is a beautiful addition to any garden, with its clusters of tiny, blue, fragrant flowers that bloom in late summer and early fall. This low-maintenance shrub attracts pollinators and adds a hazy, ethereal touch to borders or mixed beds.
30. Blue Hibiscus (Alyogyne huegelii)
Here’s the chart for Blue Hibiscus:
| Aspect | Information |
|---|---|
| Botanical Name | Alyogyne huegelii |
| Plant Type | Evergreen Shrub |
| Zones | 9-11 |
| Exposure | Full Sun to Partial Shade |
| Bloom Time | Spring to Fall |
| Height/Spread | Typically 6-10 feet tall, 4-8 feet wide |
The blue hibiscus is a tropical or subtropical shrub that produces stunning, blue, hibiscus-like blooms throughout the warm season. These eye-catching flowers are perfect for adding a touch of exotic beauty to gardens in warm climates.
Cultivation and Care
While blue flowers are renowned for their rarity and beauty, many of them are relatively easy to grow and maintain. Most prefer well-draining soil and full sun to partial shade, depending on the variety. It’s essential to research the specific requirements of each plant to ensure optimal growth and blooming.
Incorporating Blue Flowers into Your Garden
Blue flowers can be seamlessly integrated into various garden styles, from formal to naturalistic. They can be used as focal points in borders or mixed beds, or planted en masse for a stunning blue meadow effect. Consider combining them with complementary colors like yellow, white, or purple for a harmonious and visually striking display.
Blue flowers are nature’s rare and precious gems, captivating us with their serene hues and enchanting beauty. From the delicate bluebells to the vibrant hydrangeas, these botanical wonders offer a wealth of options to add a touch of tranquility and elegance to any garden or home. By exploring the names, pictures, and specifications of these 30 blue beauties, you can embark on a journey of discovery and create a stunning, blue-hued paradise that will inspire and delight for years to come.
