Dietes grandiflora

Common Name: Large Wild Iris

Description:
Dietes grandiflora, commonly known as the Large Wild Iris, is a hardy, clumping perennial known for its striking, iris-like flowers and lush, strappy foliage. Blooming from spring to autumn, its delicate white flowers feature purple and yellow markings, creating an elegant display. Each flower lasts only a day, but the plant continuously produces new blooms over an extended period. Thriving in Melbourne’s climate, Dietes grandiflora is highly adaptable, tolerating drought, frost, and coastal conditions. It grows well in full sun to part shade and prefers well-drained soil. This low-maintenance plant is perfect for mass planting, borders, rockeries, or as a feature in pots.

Form:

• Shrub - Clumping / Grass-like / Mounding
• Ground Cover

Mature Size:

• Height: 0.8 - 1.2m
• Width: 0.8 - 1m

Aspect:

• Full Sun
• Part Shade

Flowering:

• Flowers in Spring
• Flowers in Summer
• Flowers in Autumn

Flower Colour:

• White with Purple and Yellow Markings

Key Attributes:

• Suitable for Pots
• Drought Tolerant once established
• Frost Tolerant
• Coastal Tolerant
• Low Maintenance
• Suitable for Mass Planting

Toxicity:

• Non-toxic to humans and pets

Companion Plants:

• Liriope muscari (Lilyturf)
• Agapanthus
• Westringia fruticosa (Coastal Rosemary)
• Phormium (New Zealand Flax)
• Kangaroo Paw (Anigozanthos spp.)