Tall Bearded Iris 'Absolute Treasure'

Iris

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Iris (EYE-ris)
Synonym
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 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
Light Blue
Dark Blue
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)
Allow cut surface to callous over before planting
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:

Vail, Arizona

Bakersfield, California

Atlanta, Georgia

Tupelo, Mississippi

Robertsville, Missouri

Las Cruces, New Mexico

Lawton, Oklahoma

Smokerun, Pennsylvania

Simpsonville, South Carolina

Greeneville, Tennessee

Blossom, Texas

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Featured Videos

Gardener's Notes:

2
positives
2
neutrals
0
negative
Sort By:
Sort By:
S
S
Blue Hill, ME (Zone 5b) | April 2016 | positive

Whoa! It really is blue! Lavenderish blue rather than sky blue, but still definitely BLUE. I'm delighted with the color and form of this ...Read More

M
| May 2014 | neutral

The John C. Wister Medal - 2013

E
Las Cruces, NM (Zone 8a) | April 2014 | positive

I was after a very blue Iris and had reserached this site, gardening blogs, etc; to find what types others thought were the bluest. This ...Read More

J
J
Belfield, ND (Zone 4a) | July 2008 | neutral

Awards: Honorable Mention 2008

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