20 Flowers That Start with K to Add Sparkle to Your Garden! – Eternity Flower® Skip to content
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20 Flowers That Start with K to Add Sparkle to Your Garden!

20 Flowers That Start with K to Add Sparkle to Your Garden!

It's time to give your garden some flower power! From the cute Kiss-me-over-the-garden-gate to the beautiful Kosteletzkya Virginica, we have 20 flowers that start with the letter K ready for you. Let's help your garden grow!

Prepare to make your garden shine like never before. This is a list of 20 beautiful flowers that start with K. They will bring color, charm, and a little magic to your outdoor space. Let's learn about these lovely plants and turn your yard into a flower paradise!

1. Kangaroo Paw

Flowers That Start with K Kangaroo Paw
  • Flower Type: Herbaceous perennial
  • Growing Zones: Generally USDA zones 9-11, though some varieties can tolerate zones 8-12.
  • Origin: Native to southwestern Australia.
  • Color: Vibrant shades of red, orange, yellow, and green.

Kangaroo Paw (Anigozanthos) is a unique flower known for its unusual shape resembling the paw of a kangaroo. It thrives in warm climates with well-drained soil and plenty of sunlight. These striking flowers are popular in gardens and floral arrangements due to their bold colors and exotic appearance.

2. Kalmia (Mountain Laurel)

Flowers That Start with K Kalmia
  • Flower Type: Evergreen shrub
  • Growing Zones: Typically USDA zones 5-9.
  • Origin: Native to eastern North America.
  • Color: Varies depending on the cultivar, including shades of pink, white, and purple.

Kalmia, commonly known as Mountain Laurel, is a beautiful flowering shrub admired for its showy clusters of flowers and glossy foliage. It prefers acidic soil and partial shade, making it a popular choice for woodland gardens. Mountain Laurel blooms in late spring to early summer, attracting pollinators such as bees and butterflies.

3. Kalanchoe

Flowers That Start with K Kalanchoe
  • Flower Type: Succulent perennial
  • Growing Zones: Typically grown as a houseplant, but can be outdoors in USDA zones 10-11.
  • Origin: Native to Madagascar and tropical Africa.
  • Color: Various colors including red, orange, yellow, pink, and white.

Kalanchoe is a genus of succulent plants prized for its colorful and long-lasting flowers. These easy-to-grow plants are popular as indoor houseplants due to their ability to thrive in dry conditions and minimal care requirements. Kalanchoes produce clusters of small, bell-shaped flowers atop thick, fleshy stems, adding a splash of color to any space.

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4. Kaffir Lily

Flowers That Start with K Kaffir Lily
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 8-11.
  • Origin: Native to South Africa.
  • Color: Bright orange or red tubular flowers with long, strap-like leaves.

Kaffir Lily (Clivia miniata) is a striking flowering plant prized for its bold blooms and attractive foliage. It thrives in shady areas with well-drained soil and blooms in late winter to early spring, adding color to the garden when few other plants are flowering. Kaffir Lily is relatively low-maintenance and can be grown both indoors and outdoors in suitable climates.

5. Kniphofia (Red Hot Poker)

Kniphofia (Red Hot Poker) Flowers That Start with K
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 5-9.
  • Origin: Native to Africa.
  • Color: Bright red, orange, or yellow tubular flowers arranged in dense spikes.

Kniphofia, commonly known as Red Hot Poker or Torch Lily, is a striking perennial prized for its tall spikes of colorful flowers. It prefers full sun and well-drained soil and is often used to add vertical interest to garden borders and rock gardens. The vibrant blooms of Red Hot Poker attract hummingbirds and butterflies, making it a popular choice for wildlife gardens.

6. Kiss-me-over-the-garden-gate

Kiss-me-over-the-garden-gate Flowers That Start with K
  • Flower Type: Herbaceous annual
  • Growing Zones: Typically grown as an annual, suitable for USDA zones 2-11.
  • Origin: Native to Asia.
  • Color: Pink, red, or white pendulous clusters of flowers.

Kiss-me-over-the-garden-gate (Polygonum orientale) is a charming annual plant known for its cascading clusters of small flowers. It thrives in full sun to partial shade and moist, well-drained soil. This old-fashioned cottage garden favorite adds a romantic touch to borders and attracts pollinators such as bees and butterflies. Despite its delicate appearance, Kiss-me-over-the-garden-gate is easy to grow from seed and self-sows readily.

7. King Protea

King Protea Flowers That Start with K
  • Flower Type: Evergreen shrub
  • Growing Zones: Typically grown in USDA zones 9-10.
  • Origin: Native to South Africa.
  • Color: Large, showy flowers with a distinctive shape and range of colors including pink, red, white, and cream.

King Protea (Protea cynaroides) is an iconic flowering shrub prized for its large, dramatic blooms. It prefers a sunny location with well-drained soil and is often used in tropical and Mediterranean gardens. The unique flowers of King Protea are popular in floral arrangements and symbolize strength, courage, and transformation. This striking plant is relatively low-maintenance and drought-tolerant once established, making it a stunning addition to any landscape.

8. Kirengeshoma

Flowers That Start with K Kirengeshoma
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 5-8.
  • Origin: Native to Japan and Korea.
  • Color: Yellow or cream bell-shaped flowers.

Kirengeshoma is a genus of woodland perennial plants valued for its elegant foliage and delicate flowers. It prefers partial to full shade and moist, well-drained soil enriched with organic matter. Kirengeshoma blooms in late summer to early fall, adding interest to shaded garden areas when few other plants are flowering. This graceful plant is relatively low-maintenance and pairs well with other shade-loving perennials such as hostas and ferns.

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9. Knapweed

Knapweed Flowers That Start with K
  • Flower Type: Herbaceous perennial
  • Growing Zones: Varies by species, but generally USDA zones 3-9.
  • Origin: Native to Europe, Asia, and North America.
  • Color: Pink, purple, or white flowerheads.

Knapweed (Centaurea) is a diverse genus of flowering plants known for their distinctive thistle-like flowerheads. While some species are considered invasive weeds, others are cultivated for their ornamental value. Knapweeds typically prefer full sun and well-drained soil and are often found in meadows, prairies, and along roadsides. Despite their weedy reputation, some varieties of knapweed are valued for their pollinator-attracting flowers and drought tolerance.

10. Kolkwitzia (Beauty Bush)

Flowers That Start with K Kolkwitzia (Beauty Bush)
  • Flower Type: Deciduous shrub
  • Growing Zones: Typically USDA zones 5-9.
  • Origin: Native to China.
  • Color: Profuse clusters of pink or white bell-shaped flowers.

Kolkwitzia, commonly known as Beauty Bush, is a graceful shrub prized for its abundant spring blooms and arching branches. It prefers full sun to partial shade and well-drained soil and is often used as a specimen plant or in mixed borders. Beauty Bush is relatively low-maintenance and requires minimal pruning to maintain its attractive shape. The delicate flowers of Kolkwitzia attract pollinators such as bees and butterflies, adding beauty and charm to the garden.

11. Kudzu

Kudzu Flowers That Start with K
  • Flower Type: Vine
  • Growing Zones: Typically USDA zones 6-10.
  • Origin: Native to East Asia.
  • Color: Purple clusters of fragrant flowers.

Kudzu (Pueraria montana) is a fast-growing and invasive vine known for its rapid spread and dense foliage. While it produces attractive purple flowers in late summer, it is primarily regarded as a nuisance species in many regions due to its ability to smother native vegetation and disrupt ecosystems. Despite its invasive tendencies, kudzu has been used in traditional medicine and erosion control efforts. However, its aggressive growth habit often outweighs any potential benefits, making it a challenging plant to manage.

12. Kalmiopsis

Kalmiopsis Flowers That Start with K
  • Flower Type: Evergreen shrub
  • Growing Zones: Typically USDA zones 7-9.
  • Origin: Native to the Kalmiopsis Wilderness area in southwestern Oregon, USA.
  • Color: Pink or purple bell-shaped flowers.

Kalmiopsis is a rare and endangered species of shrub found only in the rugged and remote Kalmiopsis Wilderness area of Oregon. It is closely related to the Rhododendron genus and is prized for its beautiful flowers and unique foliage. Kalmiopsis prefers acidic, well-drained soil and is typically found in rocky, mountainous habitats. Due to its limited distribution and conservation status, Kalmiopsis is not commonly cultivated but is appreciated for its beauty and ecological significance in its native habitat.

13. Kirengeshoma palmata

Flowers That Start with K Kirengeshoma palmata
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 5-8.
  • Origin: Native to Japan and Korea.
  • Color: Yellow or cream bell-shaped flowers.

Kirengeshoma palmata is a species of herbaceous perennial known for its attractive foliage and pendulous flowers. It prefers partial to full shade and moist, well-drained soil enriched with organic matter. Kirengeshoma palmata blooms in late summer to early fall, adding interest to shaded garden areas when few other plants are flowering. This graceful plant is relatively low-maintenance and pairs well with other shade-loving perennials such as hostas and ferns.

14. Kosteletzkya virginica (Saltmarsh Mallow)

Kosteletzkya virginica Flowers That Start with K
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 7-10.
  • Origin: Native to coastal areas of North America.
  • Color: Pink or white hibiscus-like flowers.

Kosteletzkya virginica, commonly known as Saltmarsh Mallow, is a perennial plant found in coastal habitats such as salt marshes and wetlands. It is prized for its showy flowers and tolerance to salt spray and moist soils. Saltmarsh Mallow attracts pollinators such as bees and butterflies and is often used in coastal gardens and restoration projects to stabilize soil and provide habitat for wildlife.

15. Kitaibelia (Kitaibelia)

Flowers That Start with K Kitaibelia (Kitaibelia)
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 5-9.
  • Origin: Native to southeastern Europe.
  • Color: Pink or purple bell-shaped flowers.

Kitaibelia is a genus of herbaceous perennials known for their charming bell-shaped flowers and attractive foliage. They prefer full sun to partial shade and well-drained soil and are often used in cottage gardens and border plantings. Kitaibelia blooms in late spring to early summer, attracting pollinators such as bees and butterflies. These low-maintenance plants add color and texture to the garden and are easy to grow from seed or division.

16. Knautia arvensis (Field Scabious)

Knautia arvensis (Field Scabious) Flowers That Start with K
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 3-9.
  • Origin: Native to Europe and western Asia.
  • Color: Pink, purple, or white pincushion-like flowers.

Knautia arvensis, commonly known as Field Scabious, is a wildflower valued for its charming pincushion-like flowers and attractiveness to pollinators. It prefers full sun to partial shade and well-drained soil and is often found in meadows, prairies, and along roadsides. Field Scabious blooms from late spring to early fall, providing nectar for butterflies, bees, and other beneficial insects. This easy-to-grow perennial adds a naturalistic touch to wildflower gardens and attracts wildlife to the landscape.

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17. Koelreuteria paniculata (Golden Rain Tree)

Flowers That Start with K Koelreuteria paniculata (Golden Rain Tree)
  • Flower Type: Deciduous tree
  • Growing Zones: Typically USDA zones 5-9.
  • Origin: Native to eastern Asia.
  • Color: Yellow flowers in large, showy clusters.

Koelreuteria paniculata, commonly known as Golden Rain Tree, is a small to medium-sized deciduous tree valued for its attractive foliage and stunning floral display. It prefers full sun and well-drained soil and is often used as a specimen tree or in urban landscapes. Golden Rain Tree blooms in late spring to early summer, producing large, pyramidal clusters of yellow flowers that give way to papery seed pods in late summer to fall. This ornamental tree adds beauty and interest to the garden and attracts pollinators such as bees and butterflies.

18. Kobus magnolia (Kobus Magnolia)

Kobus magnolia (Kobus Magnolia) Flowers That Start with K
  • Flower Type: Deciduous tree
  • Growing Zones: Typically USDA zones 4-8.
  • Origin: Native to Japan.
  • Color: Large, fragrant white or pink flowers.

Kobus magnolia, also known as Kobus Magnolia, is a small deciduous tree admired for its early spring blooms and graceful form. It prefers full sun to partial shade and moist, well-drained soil and is often used as a specimen plant or in mixed borders. Kobus Magnolia blooms in early spring before the foliage emerges, producing large, fragrant flowers that are a welcome sight after winter. This elegant tree adds beauty and fragrance to the landscape and is relatively low-maintenance once established.

19. Kosteletzkya pentacarpos (Virginia Saltmarsh Mallow)

Flowers That Start with K Kosteletzkya pentacarpos (Virginia Saltmarsh Mallow)
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 6-10.
  • Origin: Native to the southeastern United States.
  • Color: Pink or white hibiscus-like flowers.

Kosteletzkya pentacarpos, commonly known as Virginia Saltmarsh Mallow, is a perennial plant found in coastal marshes, wetlands, and along riverbanks. It is prized for its showy flowers and tolerance to salty soils and fluctuating water levels. Virginia Saltmarsh Mallow attracts pollinators such as bees and butterflies and provides habitat for wildlife. It is often used in wetland restoration projects and coastal gardens to stabilize soil and add color and beauty to the landscape.

20. Knautia macedonica (Macedonian Scabious)

Flowers That Start with K Knautia macedonica (Macedonian Scabious)
  • Flower Type: Herbaceous perennial
  • Growing Zones: Typically USDA zones 5-8.
  • Origin: Native to southeastern Europe.
  • Color: Deep crimson or burgundy pincushion-like flowers.

Knautia macedonica, commonly known as Macedonian Scabious, is a charming perennial valued for its long-lasting blooms and attractiveness to pollinators. It prefers full sun to partial shade and well-drained soil and is often used in cottage gardens and mixed borders. Macedonian Scabious blooms from late spring to early fall, providing nectar for butterflies, bees, and other beneficial insects. This easy-to-grow plant adds a cottage garden charm to the landscape and pairs well with other perennials and ornamental grasses.

Conclusion

The beautiful and varied group of Flowers that start with K has something unique for every yard. These "K" flowers will give you lots of ideas for making a colorful flower bed, getting pollinators to come to your garden, or just adding a little magic to your outdoor space. These plant beauties can make your garden a thriving paradise that delights the senses and heals the soul. They can grow in a wide range of climates and garden styles.

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