Tall Bearded Iris
Iris 'Over Alaska'

Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Over Alaska
Hybridized by Schreiner
Registered or introduced: 2003
» View all varieties of Iris

Class:

Tall Bearded (TB)

Height:

24-36 in. (60-90 cm)

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)

Sun Exposure:

Full Sun

Danger:

Parts of plant are poisonous if ingested

Handling plant may cause skin irritation or allergic reaction

Bloom Color:

Dark Blue

White/Near White

Bloom Time:

Early midseason (EM)

Foliage:

Herbaceous

Other details:

Unknown - Tell us

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

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us

Regional

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

Los Altos, California

Chicago, Illinois

Oskaloosa, Kansas

Shepherd, Montana

Beatrice, Nebraska

Grants Pass, Oregon

Salem, Oregon

Greeneville, Tennessee

Readyville, Tennessee

Madison, Wisconsin

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Gardeners' Notes:

2
positives
1
neutral
0
negatives
RatingContent
Positive

On Nov 11, 2009, KSBaptisia from Beatrice, NE (Zone 5b) wrote:

The flowers of Over Alaska are very large, but they are held on strong stalks and I've never had one fall over. Vigorous growth and good increase.

Neutral

On Mar 25, 2006, Joan from Belfield, ND (Zone 4a) wrote:

American Iris Society Awards: Honorable Mention 2005

Positive

On May 20, 2004, laketahoe from South Lake Tahoe, CA wrote:

Easy to grow. Planted in clay soil in full sun. Northern California, temperate cllimate.