Photo by Melody

PlantFiles: Japanese Water Iris, Japanese Flag, Russian Iris
Iris ensata 'Butterflies in Flight'

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Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Species: ensata (en-SA-tuh) (Info)
Cultivar: Butterflies in Flight
Hybridized by Aitken; Year of Registration or Introduction: 1991

Synonym:Iris kaempferi

» View all varieties of Iris

6 members have or want this plant for trade.

Class:
Japanese (JA)

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

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

Hardiness:
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
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)

Sun Exposure:
Full Sun

Danger:
Parts of plant are poisonous if ingested

Bloom Color:
Bright Yellow
Light Blue
Blue-Violet

Bloom Time:
Late Midseason (MLa)

Foliage:
Herbaceous

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

Soil pH requirements:
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information:
Non-patented

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
Award of Merit
J. A. Payne Medal (JI)

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to view:

By flowerfrenzy
Thumbnail #1 of Iris ensata by flowerfrenzy

By flowerfrenzy
Thumbnail #2 of Iris ensata by flowerfrenzy

Profile:

1 positive
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral Joan On Aug 23, 2008, Joan from Belfield, ND (Zone 4a) wrote:

Awards: Honorable Mention 1994, Award of Merit 1996, J.A.Payne Medal 1998

Positive kivariver On Jan 30, 2005, kivariver from Ipswich, MA (Zone 5b) wrote:

(J.T. Aiken) 1991. (Knight in Armor x Flying Tiger) 6-falls. Mid to late season. Huge 8" wide blooms for me. Pale blue background with dramatic blue-violet veining. Honorable Mention 1994, AM 1996, Payne Medal 1998.

Regional...

This plant has been said to grow in the following regions:

Montauk, New York
Southold, New York
Vancouver, Washington



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