Species Iris
Irisgiganticaerulea 'Her Highness'

Height

Spacing
36-48 in. (90-120 cm)

Hardiness
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)

Sun Exposure
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)

Danger
Full Sun
Sun to Partial Shade

Bloom Color
Parts of plant are poisonous if ingested

Foliage
Gold (yellow-orange)
White/Near White

Other details

Propagation Methods
Herbaceous
Smooth

Seed Collecting

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

Patent Information

Class
Allow pods to dry on plant; break open to collect seeds

Bloom Time

Awards (if applicable)

Foliage Color

Bloom Characteristics

Water Requirements

Where to Grow