Species Iris, Douglas Iris, Mountain Iris, Pacific Coast Iris
Irisdouglasiana

Synonym:Iris beecheyana

Synonym:Iris watsoniana

Synonym:Limniris douglasiana

Height

Spacing
12-18 in. (30-45 cm)

Hardiness
24-36 in. (60-90 cm)

Sun Exposure
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Danger
Sun to Partial Shade

Bloom Color
Parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction

Foliage
Medium Blue
Blue-Violet
Lavender
Medium Purple

Other details

Propagation Methods
Evergreen

Seed Collecting

Soil pH requirements
By dividing rhizomes, tubers, corms or bulbs (including offsets)

Patent Information

Class
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Bloom Time

Awards (if applicable)

Foliage Color

Bloom Characteristics
Perennials

Water Requirements

Where to Grow