Data specific to Irises (Edit)
Classification: Species
Registered Height: 12 inches (30 cm)

General Plant Information (Edit)
Life cycle: Perennial
Sun Requirements: Full Sun
Full Sun to Partial Shade
Plant Height: 20-30 cm
Plant Spread: 20 -30 cm
Leaves: Unusual foliage color
Flowers: Showy
Flower Time: Late spring or early summer
Summer
Uses: Cut Flower
Propagation: Seeds: Provide darkness
Scarify seeds: Impervious seed coats. Shake in dry sharp sand or nick carefully with a file.
Needs specific temperature: Sow at 18-22 C for 4 weeks, move to min. -4 C for 6 weeks, move to 5-12 C for germination
Days to germinate: Erratic
Suitable for wintersowing
Sow in situ
Start indoors
Can handle transplanting

Image
Common names
  • Species Iris
  • Iris
  • Tibet Iris
  • Sino-Siberian Iris
Botanical names
  • Accepted: Iris clarkei
  • Synonym: Iris himalaica

Photo Gallery
Location: St Louis - Missouri Botanical Garden
Date: 2023-05-08
Location: Hortus Botanicus Akureyensis - Akureya - Iceland
Location: My garden in Belgium
Date: 2011-06-24
Location: Bhutan
Date: 2013-08-10
Photo courtesy of: Tshering Dorji

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