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Liriope muscari Royal Purple

Liriope muscari Royal Purple—often called Monkey Grass—is a striking, easy-care groundcover adored by New Zealand gardeners. Celebrated for its lush, deep green foliage and vivid purple flower spikes in late summer, this tough perennial brings lasting colour and texture to garden beds, borders, and pots. If you’re looking for a low-maintenance, evergreen solution for mass planting, edging pathways, or suppressing weeds, Liriope ‘Royal Purple’ is a standout choice.

Liriope 'Royal Purple'

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Liriope 'Royal Purple', commonly known as Monkey Grass, produces strap-like, dark green leaves that become adorned with masses of showy, deep violet-purple flowers. This herbaceous perennial grows as a tidy clump, reaching approximately 40 cm in height and 45 cm in width. Liriope 'Royal Purple' is an excellent choice for cottage gardens, adding to a mixed planting, or for use in borders or around outdoor living areas.

Colourful Liriope muscari 'Royal Purple' plants with purple flowers.
  • Suited to regions:
    All regions
  • Plant type:
    Grasses
  • Height:
    40 cm
  • Spread:
    45 cm
  • Flowering time:
    Summer, Autumn
  • Tolerances:
    Coastal, Hardy, Shade
  • Garden uses:
    Banks, Borders, Containers, Living areas, Parks, Paths & Steps, Patios, Ponds, Pool areas, Specimen
  • Garden styles:
    Alpine, Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Modern
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Liriope 'Royal Purple'

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Why Choose Liriope muscari Royal Purple?

Liriope muscari Royal Purple stands out for its rich, strap-like foliage and dense clumping habit. In late summer, it produces a vibrant display of upright purple flower spikes, followed by jet-black berries that persist into autumn. Unlike many groundcovers, Royal Purple tolerates shaded areas and drought once established, making it an adaptable solution for even tricky garden spots in New Zealand. Whether you have heavy clay or lighter soils, this liriope handles a range of conditions, thriving in full sun to part shade.

Planting and Care Tips

Liriope muscari Royal Purple is incredibly versatile. For best results, plant it in well-drained soil with added compost or organic matter. Space clumps about 30cm apart for dense, weed-suppressing cover. Water regularly when young, but once established, Royal Purple requires minimal care—just an occasional trim of older leaves in late winter to refresh its appearance. This makes it a popular choice for busy gardeners and low-maintenance landscapes.

Design Ideas with Liriope muscari Royal Purple

Use Royal Purple as a stylish border along driveways or a lush underplanting beneath trees and larger shrubs. Its neat evergreen appearance contrasts beautifully with lighter grasses such as Simplicia laxa or around bold accent plants like Austroderia fulvida (Toetoe). Pairing Royal Purple with other liriopes—such as Liriope muscari, Liriope 'Evergreen Giant', Liriope 'Monroe White', Liriope 'Blue Skies', or Liriope 'Samantha'—creates multi-layered interest with varied flower forms and sizes.

Liriope muscari Royal Purple and Companion Plants

Complement the lush foliage of Liriope muscari Royal Purple with native grasses and sedges for a naturalistic effect. For damp spots or pond edges, try Juncus holoschoenus (Jointed Rush) or Lepidosperma australe (Southern Sword Sedge). In contemporary landscapes, contrast Royal Purple with soft-textured forms like Lomandra Little Lime for year-round appeal.

Order Liriope muscari Royal Purple

Transform your garden with the enduring beauty, garden performance, and stunning flower spikes of Liriope muscari Royal Purple. Whether you’re looking to cover the ground, edge a path, or add long-lasting colour to shade, this hardy Monkey Grass is an ideal New Zealand pick. Explore our full range of ornamental grasses, including Liriope muscari, Liriope 'Evergreen Giant', and Austroderia fulvida (Toetoe) to create a vibrant, resilient garden display.


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Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

–The Plant Company

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