CAPIS: CALIFORNIA PLANT INFORMATION SYSTEMS

Photo Credits: 1994 Gary A. Monroe | 1994 Gary A. Monroe | 2011 Neal Kramer

USDA Zones: 5-10
Sunset Zones: 4-5, 7-9, 14-24
Jepson Bioregions: See map
Sun: Full
Water: Moderate
Soil: Well-drained
Drought Tolerant: No
Flood Tolerant: Yes
Clay Tolerant: Yes
Serpentine Tolerant: No
Habit: Perennial
Size: 2 ft wide x 2 ft high
Form: Monocot - Strap
Flower Color: Purple
Flower Season: Spring
Foliage Color: Green
Foliage Texture: Medium
Deciduous: No
Fall Color: None
Fruit: Inconspicuous
Growth Rate: Moderate
Decorative Bark: No
Special: Pollinators

Natural range in California

The map below shows regions where Douglas iris grows naturally. The state is divided into bioregions based on geophysical and climatic boundaries. Plants found in your bioregion are most likely to thrive with minimal interventions such as water, climate modification, and maintenance. To find out which bioregion you are in, visit the Map of Jepson Bioregions.