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Tall Bearded Iris 'Sugar Magnolia'


Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Sugar Magnolia
Hybridized by Schreiner
Registered or introduced: 1998
» View all varieties of Iris


Tall Bearded (TB)


24-36 in. (60-90 cm)


12-15 in. (30-38 cm)

15-18 in. (38-45 cm)

18-24 in. (45-60 cm)


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


Parts of plant are poisonous if ingested

Bloom Color:


White/Near White

Bloom Time:

Early midseason (EM)



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:


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


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

Tucson, Arizona

Blythe, California

Emerald Lake Hills, California

Machesney Park, Illinois

Manhattan, Kansas (2 reports)

Beatrice, Nebraska

Thackerville, Oklahoma

Greeneville, Tennessee

Alexandria, Virginia

Chesterfield, Virginia

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Gardeners' Notes:


On Jan 11, 2017, CMGM from Chesterfield, VA wrote:

I purchased 2 bulbs, and after 20 years, had more than 30 plants. They grew in a plant bed facing east, with sun lasting until 2:30 p.m. They required little maintenance. I would fertilize them with a good bulb fertilizer in the fall. The dying foliage would be removed as needed, and all foliage would be cut back on an angle in the fall, to about 5 inches above ground. i would remove the stalks not too long after the blooms faded, Too much rain would ruin the blooms, since the irises bloomed in early May. Periwinkle covered the plant bed, and I had grape hyacinths and Chinatown tulips growing in the area. I also had a Hick's Yew and Japanese Maple in the same bed. And, there was a chipmunk living in the bed along with everything!

We recently moved to the Richmond ar... read more


On Dec 16, 2005, Joan from Belfield, ND (Zone 4a) wrote:

Awards: American Iris Society Honorable Mention 2000