Louisiana Iris
Iris 'Katherine L. Cornay'

Family: Iridaceae (eye-rid-AY-see-ee)
Genus: Iris (EYE-ris)
Cultivar: Katherine L. Cornay
Hybridized by Arny 1962

Class
Louisiana (LA)

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

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

Hardiness
USDA Zone 6a: to -23.3 C (-10 F)
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)

Sun Exposure
Full Sun

Danger
Parts of plant are poisonous if ingested

Bloom Color
Violet/Lavender
Cream/Tan

Bloom Time
Midseason (M)

Foliage
Herbaceous

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information

Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)

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

Awards (if applicable)
Honorable Mention
Mary Swords DeBaillon Medal (LA)

Foliage Color

Bloom Characteristics

Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens

Where to Grow