Photo by Melody

PlantFiles: Tall Bearded Iris
Iris 'Diabolique'

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Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Diabolique
Hybridized by Schreiner; Year of Registration or Introduction: 1997

» View all varieties of Iris

3 members have or want this plant for trade.

Class:
Tall Bearded (TB)

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 3a: to -39.9 C (-40 F)
USDA Zone 3b: to -37.2 C (-35 F)
USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
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
Handling plant may cause skin irritation or allergic reaction

Bloom Color:
Purple

Bloom Time:
Late Midseason (MLa)

Foliage:
Herbaceous
Blue-Green
Smooth-Textured
Veined

Other details:
Flowers are fragrant
Average Water Needs; Water regularly; do not overwater
This plant is resistant to deer
Flowers are good for cutting

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

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
Walther Cup
John C. Wister Memorial Medal (TB)

Click thumbnail
to view:

By puttytat
Thumbnail #1 of Iris  by puttytat

By Margiempv
Thumbnail #2 of Iris  by Margiempv

By sjlfinne
Thumbnail #3 of Iris  by sjlfinne

By judithandrews
Thumbnail #4 of Iris  by judithandrews

By MikenMyrtle
Thumbnail #5 of Iris  by MikenMyrtle

By KSBaptisia
Thumbnail #6 of Iris  by KSBaptisia

Profile:

1 positive
2 neutrals
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral MikenMyrtle On Feb 20, 2009, MikenMyrtle from Myrtle Beach, SC wrote:

Beautiful, deep purple color, Diabolique's falls were extremely flared. A little slow to grow here, but this could have been the spot in the garden where it was located. Very strong stalks.

Neutral Joan On Mar 19, 2006, Joan from Belfield, ND (Zone 4a) wrote:

Awards: American Iris Society Honorable Mention 1999; Walther Cup 1999; Award of Merit 2001; John C. Wister Medal 2003

Positive Margiempv On Dec 29, 2004, Margiempv from Oro Valley, AZ (Zone 9a) wrote:

Very good grower. It looks spectacular in bloom!! Nice form too.

Regional...

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

Oro Valley, Arizona
Anacoco, Louisiana
Salem, New Jersey
Los Alamos, New Mexico
Lawton, Oklahoma
Myrtle Beach, South Carolina
Greeneville, Tennessee
Portsmouth, Virginia



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