Dietes Grandiflora "Fortnight Lilly" 1 Liter

Dietes grandiflora

(African Iris / Wild Iris / Fortnight Lily)

Product Description

Dietes grandiflora is a tough, evergreen perennial admired for its sword-shaped foliage and large, elegant white flowers with yellow and purple markings. This clumping plant produces multiple flowers per stem, creating a striking display during spring and summer. Its architectural form makes it ideal for borders, mass plantings, water-wise gardens, and container cultivation, while its drought-tolerant nature ensures it thrives in a variety of South African climates with minimal maintenance.

Size When Fully Grown

• Height: ± 80–120 cm
• Width: ± 80–120 cm
• Forms dense, upright clumps with arching sword-like leaves.

Best Growing Conditions

• Light: Full sun to partial shade
  • Full sun promotes the best flowering.
• Soil: Well-drained, fertile soil
• Watering: Moderate
  • Drought-tolerant once established; regular watering enhances flowering.
• Climate: Suited to most South African regions
  • Hardy in coastal and inland gardens; tolerates light frost.
• Maintenance: Low
  • Remove old or damaged leaves to maintain a tidy appearance; deadhead spent flowers if desired.

Best Planting Season & Growth Cycle (South Africa)

• Best Time to Plant: Spring to early summer
• Active Growth & Flowering: Spring through summer
• Seasonal Note: Evergreen; flowers mainly in warmer months, adding seasonal colour and interest.