Intermediate Bearded Iris 'Concertina'

Iris

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Iris (EYE-ris)
Synonym
Spacing
24-36 in. (60-90 cm)
Hardiness
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
Sun Exposure
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)
Danger
Full Sun
Bloom Color
Parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction
Foliage
Pink
Class
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Bloom Time
Other Details
Other details
Propagation Methods
Herbaceous
Seed Collecting
Soil pH requirements
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Patent Information
Awards (if applicable)
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Regional

This plant is said to grow outdoors in the following regions:

Redwood City, California

Stanford, California

Denver, Colorado

Boise, Idaho

Iowa City, Iowa

Derby, Kansas

Oskaloosa, Kansas

Anacoco, Louisiana

Hagerstown, Maryland

Deer River, Minnesota

Alton, Missouri

Robertsville, Missouri

Cut Bank, Montana

Shepherd, Montana

Keansburg, New Jersey

Salem, New Jersey

Concord, North Carolina

Coshocton, Ohio

Greenville, Ohio

Albany, Oregon

Millersburg, Oregon

Philadelphia, Pennsylvania

Columbia, South Carolina

Greeneville, Tennessee

Keller, Texas

Portsmouth, Virginia

The Plains, Virginia

Tomah, Wisconsin

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Featured Videos

Gardener's Notes:

4
positives
1
neutral
0
negative
Sort By:
Sort By:
G
Monmouth County, NJ (Zone 6a) | May 2015 | positive

Concertina is one tough little Iris, blooms reliably for me in sun or shade and increases quickly. Surprised me this year with a bloom th...Read More

I
I
Iowa City, IA (Zone 5a) | May 2015 | positive

Don't let the delicate color fool you. This IB is tough and substantial. The purple horns are unexpected and fun.

J
McLean, VA (Zone 6b) | May 2010 | positive

This plant increases rapidly and blooms enthusiastically. It was one of the first to bloom in the garden and is still going strong. It ...Read More

J
J
Belfield, ND (Zone 4a) | March 2006 | neutral

American Iris Society Awards: Honorable Mention 2002; Award of Merit 2006; Hans and Jacob Sass Medal Runner Up 2009

D
D
Stanford, CA (Zone 9b) | April 2005 | positive

This Iris is a very prolific bloomer. Strong stalks, good substance and good bloom size for an intermediate. Reblooms in my zone 9 gard...Read More

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