King’s Spear (Asphodeline Lutea)

Plant: Table of Contents

Plant Profile: King’s Spear (Asphodeline lutea)

Asphodeline lutea, commonly known as King’s Spear, is a striking perennial plant that belongs to the Asphodelaceae family. This versatile plant is revered for its architectural qualities and vibrant flowers. In this comprehensive guide, we will explore the cultivation, care, and uses of Asphodeline lutea, also known as King’s Spear. Whether you are a seasoned gardener or a novice enthusiast, this article aims to provide you with valuable insights into the world of Asphodeline lutea.

What is Plant King’s Spear (Asphodeline lutea)?

Asphodeline lutea

Asphodeline lutea, commonly known as King’s Spear, is a herbaceous perennial plant native to the Mediterranean region. It is characterized by its tall, erect stems and narrow, lance-shaped leaves that form an attractive clump. The plant produces dense spikes of bright yellow, star-shaped flowers that add a burst of color to gardens and landscapes.

Key Takeaways – King’s Spear (Asphodeline lutea)

  • Plant Name: King’s Spear (Asphodeline lutea)
  • Family: Asphodelaceae
  • Common Names: King’s Spear, Yellow Asphodel
  • Plant Type: Herbaceous perennial
  • Native Range: Mediterranean region
  • Flower Color: Bright yellow
  • Foliage: Narrow, lance-shaped leaves
  • Growth Habit: Upright, clump-forming

Now that we have an overview of Asphodeline lutea, let’s delve into the specific aspects of its cultivation, care, and uses.



Asphodeline lutea, or King’s Spear, is a multifaceted plant with several practical and aesthetic uses:
Ornamental Plant: King’s Spear is a popular choice for ornamental gardens and landscapes, adding vertical interest and vibrant color.
Cut Flowers: The striking yellow flowers of Asphodeline lutea make it an excellent choice for cut flower arrangements.
Medicinal Properties: In traditional medicine, certain parts of the plant are used for their purported medicinal properties. However, it’s important to consult a healthcare professional before using any plant for medicinal purposes.
Wildlife Attraction: The flowers of King’s Spear attract pollinators such as bees and butterflies, making it a valuable addition to wildlife gardens.


Asphodeline lutea thrives in well-drained soil and prefers moderate watering. During the active growing season, it’s essential to keep the soil evenly moist, but not waterlogged. Once established, King’s Spear exhibits good drought tolerance and requires less frequent watering.


This plant thrives in full sun to partial shade. Full sun exposure is ideal for promoting abundant flowering, while partial shade is suitable in regions with intense summer heat.


King’s Spear benefits from a balanced, all-purpose fertilizer applied in spring as new growth begins. Look for a fertilizer with a higher ratio of phosphorus to promote flower production.


Asphodeline lutea prefers well-drained, moderately fertile soil. A neutral to slightly alkaline soil pH is ideal for optimal growth. Amending heavy clay soils with organic matter can improve drainage and overall soil quality.


Pruning is essential to maintain the attractive appearance of King’s Spear. Remove spent flower spikes to encourage prolonged blooming and prevent self-seeding. In late fall or early spring, prune back any damaged or dead foliage to promote new growth.


Asphodeline lutea can be propagated through several methods:
Division: Divide mature clumps in spring or fall, ensuring that each division has several healthy shoots and roots.
Seed Propagation: Collect ripe seeds from the plant and sow them in a well-prepared seedbed. Germination may take several weeks, and young seedlings can be transplanted once they are large enough to handle.

Container Popularity

King’s Spear is well-suited for container gardening, especially in areas with limited garden space. Choose a deep container with adequate drainage and fill it with a well-draining potting mix. Container-grown Asphodeline lutea can be placed on patios, balconies, or in mixed container gardens to add vertical interest and vibrant color.

Common Diseases

Asphodeline lutea is relatively resistant to many common plant diseases. However, it can be susceptible to certain issues, including:
Root Rot: This can occur in poorly drained soil or in waterlogged conditions. Ensuring good soil drainage is essential to prevent root rot.
Powdery Mildew: Humid conditions can promote the development of powdery mildew on the foliage. Providing adequate air circulation and avoiding overhead watering can help prevent this fungal issue.

Disease Diagnosis

Effective disease diagnosis involves carefully observing any changes in the plant’s appearance and addressing them promptly. If you notice symptoms such as wilting, discolored foliage, or unusual growth patterns, it’s essential to investigate the underlying cause, whether it be disease-related or environmental.

Common Pests

King’s Spear is generally resistant to many common garden pests. However, occasional pest issues may include:
Aphids: These small, sap-sucking insects can congregate on the tender new growth of the plant, causing distortion and stunted growth. Insecticidal soap or horticultural oil can be used to control aphid populations.
Snails and Slugs: These pests can feed on the foliage and flowers, leaving behind visible damage. Handpicking, barriers, or organic slug control methods can help manage these pests.

Botanist’s Tips

Here are some tips from botanists and horticulturists to help you successfully grow and care for Asphodeline lutea (King’s Spear):
Soil Preparation: Ensure that the soil is well-drained and amend heavy soils with organic matter to improve drainage and fertility.
Watering: Provide consistent moisture during the active growing season, but avoid overwatering, especially in heavy soils.
Full Sun: For optimal flowering, plant King’s Spear in a location that receives full sun for the majority of the day.
Pruning: Regular deadheading and pruning of spent flower spikes can encourage prolonged blooming and maintain the plant’s attractive appearance.

Fun Facts

Asphodeline lutea, or King’s Spear, has several interesting and lesser-known attributes:
– In Greek mythology, the asphodel flower, from which the genus name is derived, is associated with the underworld and is often depicted in tales of the afterlife.
– Some species of the Asphodeline genus have a history of culinary use, with young shoots and roots being consumed in certain Mediterranean regions.

Links to External Resources

For further information on Asphodeline lutea (King’s Spear), consider exploring these external resources:
Royal Horticultural Society – Asphodeline lutea
Missouri Botanical Garden – Asphodeline lutea
American Horticultural Society – Asphodeline lutea
North Carolina State University Extension – Asphodeline lutea

With its striking appearance and versatile uses, Asphodeline lutea, or King’s Spear, has rightfully earned its place in gardens and landscapes. Its vibrant flowers, architectural form, and low-maintenance nature make it a valuable addition to any garden setting. Whether used as a focal point in a landscape or as a container plant on a patio, King’s Spear is sure to captivate the attention of all who encounter it.

In conclusion, the cultivation and care of Asphodeline lutea involve attention to key factors such as water, sunlight, soil, and regular maintenance practices. By understanding and implementing these considerations, you can enjoy the beauty and benefits of King’s Spear in your own garden or landscape.

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Peter Taylors

Expert botanist who loves plants. His expertise spans taxonomy, plant ecology, and ethnobotany. An advocate for plant conservation, he mentors and educates future botanists, leaving a lasting impact on the field.