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Tall Bearded Iris 'Mary Frances'


Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Mary Frances
Hybridized by Gaulter
Registered or introduced: 1971
» View all varieties of Iris


Tall Bearded (TB)


36-48 in. (90-120 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

Handling plant may cause skin irritation or allergic reaction

Bloom Color:



White/Near White

Bloom Time:

Midseason (M)



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

Award of Merit

Dykes Memorial Medal

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Flowers are fragrant

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

Yosemite Lakes, California

Macy, Indiana

Solsberry, Indiana

Cedar Rapids, Iowa

Durham, Maine

Brewster, Massachusetts

Ware, Massachusetts

Blanchard, Michigan

Metamora, Michigan

Deer River, Minnesota

Robertsville, Missouri

Los Alamos, New Mexico

Lawton, Oklahoma

Ponca City, Oklahoma

Salem, Oregon (2 reports)

Stayton, Oregon

Mount Wolf, Pennsylvania

Fort Worth, Texas

Lubbock, Texas

Cathan, Washington

show all

Gardeners' Notes:


On Mar 17, 2006, Margiempv from Oro Valley, AZ (Zone 9a) wrote:

This has been a super grower for me. Though it's an older variety - it sure can put on a show. Many times it has given me not only 3 opened on one stalk at one time, but 4 and 5 open!! SHOW STALKS!


On Dec 14, 2005, Joan from Belfield, ND (Zone 4a) wrote:

Awards: American Iris Society Honorable Mention '74, Award of Merit '76, Dykes Medal '79


On Dec 22, 2003, poppysue from Westbrook, ME (Zone 5a) wrote:

MARY FRANCES (Larry Gaulter, 1973) TB, 38", M & RE. Ruffled light blue-orchid with white center on falls; white beard tipped yellow, orange throat. Larry Gaulter named Mary Frances after his granddaughter. This lovely won the Dykes Medal in 1979.


On Jun 20, 2003, NellPercy from Ponca City, OK wrote:

Light lavender. Good form. Mild ruffle. zone 6