Dietes Bicolor "African Iris" 1Liter Landscaping

Dietes bicolor

(African Iris / Fortnight Lily)

Product Description

Dietes bicolor is a hardy, evergreen perennial known for its elegant, sword-shaped foliage and striking yellow flowers with distinctive brown markings. Flowers appear in abundance during spring and summer, adding a splash of colour to any garden. Its clumping habit and low-maintenance nature make it ideal for borders, mass plantings, rockeries, water-wise gardens, and container cultivation. Dietes bicolor is particularly valued for its drought tolerance and adaptability, making it a favourite in South African landscaping.

Size When Fully Grown

• Height: ± 60–100 cm
• Width: ± 60–100 cm
• Forms upright, dense clumps with sword-shaped leaves.

Best Growing Conditions

• Light: Full sun to partial shade
  • Performs best in full sun for abundant flowering.
• Soil: Well-drained, fertile soil
• Watering: Moderate
  • Drought-tolerant once established; regular watering improves flowering.
• Climate: Suitable for most South African climates
  • Hardy in coastal and inland regions; tolerates light frost.
• Maintenance: Low
  • Remove old or damaged leaves to maintain neat growth; 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 appear mainly in warmer seasons.