Iris douglasiana

Douglas Iris, Mountain Iris

Family: Iridaceae Iris


Type Perennial
USDA Hardiness range 7A - 9B
Exposure Partial shade to full sun
Bloom color Blue, lavender, purple, red, white
Bloom time Late Spring to Mid Summer
Water needs Moist
Landscape uses Border, foundation, massing, specimen
Height 6" to 27" / 15cm to 70cm
Spread n/a
Growth rate Moderate
Persistence Evergreen, broadleaf
Bloom attributes Suitable for cut flowers
Leaf color Green
Fruit color n/a
Soil pH requirements Acidic, neutral
Form Upright or erect
Attributes and features Native to North America