Alternanthera ‘Purple Knight’


Out of stock

Alternanthera ‘Purple Knight’

Alternanthera ‘Purple Knight’ is mat-forming to erect perenial with elliptic to obovate, pointed, mid-green leaves, 2.5cm long, which are marked with combinations of red, orange, purple, and yellow. Insignificant white flowers are produced in spherical to ovoid, axillary spikes, 3-10mm long. Height 20-30cm, Spread indefinite. Native to Mexico, South America. var. amoena syn. A. amoena, is dwarf, with lance-shaped to elliptic, mid-green leaves, heavily mottled and veined brown-red, orange, and purple;

Max height: 0.20-0.30m

Spread: Indefinite

Origin: Mexico, South America

Family: Amaranthaceae

Drought Tolerance: Medium

Salinity Tolerance: Medium

Sun Tolerance: High

Wind Tolerance: High

Water Requirement: Medium

PH Level: Basic

Pest Tolerance: High

Disease Tolerance: High

Growth Rate: Fast

Fragrance: No


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Related: Aloe vera or Medicina Aloe

AED 3.00

Out of stock


Alternanthera Purple Knight

In the world of gardening and landscaping, few plants can compete with the stunning allure of Alternanthera Purple Knight. This captivating foliage plant, known for its rich, burgundy leaves, has become a favorite among garden enthusiasts and designers alike. In this comprehensive guide, we will delve into the intricacies of Alternanthera Purple Knight, exploring its origins, care tips, and the myriad ways it can transform your outdoor spaces.

A Glimpse into the World

Unveiling the Unique Characteristics Scientifically known as Alternanthera dentata, is a member of the amaranth family. Native to South America, this plant has gained popularity worldwide for its striking appearance and adaptability.

The Mesmerizing Purple Foliage The hallmark of its foliage. The leaves are a deep, glossy purple, which intensifies under full sun. This vibrant color provides a striking contrast when paired with other plants in your garden.

Perfect for Edging and Borders Due to its low, spreading habit, Alternanthera Purple Knight is often used for edging flower beds and borders. Its compact growth makes it an ideal choice for creating defined spaces in your garden.


Choosing the Right Location For optimal growth, ensure receives at least six hours of sunlight per day. However, it can also tolerate partial shade, making it versatile for various garden settings.

Well-Draining Soil is Key This plant thrives in well-draining soil with moderate moisture levels. Ensure proper drainage to prevent root rot, which can be detrimental to its health.

Watering and Feeding Water regularly, keeping the soil consistently moist but not waterlogged. During the growing season, apply a balanced liquid fertilizer every two weeks to promote lush growth.

Pruning for Fullness Pruning is essential to maintain the plant’s shape and encourage bushier growth. Trim back leggy stems and spent flowers as needed throughout the growing season.



Diverse Garden Companions The deep purple leaves complement a wide range of plants, including yellow marigolds, pink petunias, and green ferns. Experiment with different combinations to create visually stunning landscapes.

Containers and Hanging Baskets This plant’s compact nature makes it perfect for container gardening. Pair it with vibrant annuals for a portable burst of color on patios and balconies.

Versatile Groundcover low-growing habit also makes it an excellent groundcover, preventing weeds and providing a uniform, colorful carpet in your garden.


Incorporating Alternanthera Purple Knight into your garden can elevate its visual appeal, adding a touch of elegance and drama. With its striking purple foliage and adaptability, this plant is sure to captivate both seasoned gardeners and newcomers alike.

Related: Aloe vera or Medicina Aloe

FAQs (Frequently Asked Questions)

  1. Is Alternanthera Purple Knight suitable for indoor cultivation?
    • While it can thrive indoors under the right conditions, Alternanthera Purple Knight is best suited for outdoor gardens.
  2. How often should I prune my Alternanthera Purple Knight for optimal growth?
    • Pruning can be done as needed throughout the growing season to maintain its shape and encourage fullness.
  3. Does Alternanthera Purple Knight attract any specific pests or diseases?
    • This plant is relatively pest and disease-resistant, making it low-maintenance for gardeners.
  4. Can I use Alternanthera Purple Knight in xeriscaping projects?
    • While it prefers regular moisture, it can adapt to xeriscaping with occasional watering.
  5. Where can I purchase Alternanthera Purple Knight for my garden?
    • You can find Alternanthera Purple Knight and other gardening supplies at HelloShopOnline.ae.
Dimensions 0.1 cm