Photo by Melody

PlantFiles: Tall Bearded Iris
Iris 'Laced Cotton'

Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Laced Cotton
Hybridized by Schreiner; Year of Registration or Introduction: 1978

» View all varieties of Iris

7 members have or want this plant for trade.

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:
Late Midseason (MLa)


Other details:
Average Water Needs; Water regularly; do not overwater

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

Click thumbnail
to view:

By mountaineer
Thumbnail #1 of Iris  by mountaineer

By laurief
Thumbnail #2 of Iris  by laurief

By Ruth_V
Thumbnail #3 of Iris  by Ruth_V

By Nancymo
Thumbnail #4 of Iris  by Nancymo

By jfrizzell
Thumbnail #5 of Iris  by jfrizzell

By Mainecoon
Thumbnail #6 of Iris  by Mainecoon

By EFGeorgia1
Thumbnail #7 of Iris  by EFGeorgia1

There are a total of 17 photos.
Click here to view them all!


2 positives
3 neutrals
No negatives

Gardeners' Notes:

Neutral Joan On Dec 12, 2005, Joan from Belfield, ND (Zone 4a) wrote:

Awards: American Iris Society Honorable Mention '82, Award of Merit '84

Positive Mainecoon On May 27, 2005, Mainecoon from Shepherd, MT wrote:

I have had good luck with Laced cotton blooming every
year in Wyo but it has never rebloomed . I love the lace

Neutral violabird On Dec 30, 2004, violabird from Barnesville, GA (Zone 8a) wrote:

I've had it for at least 10 years, not a prolific bloomer, and has never re-bloomed. I can say it;s pretty and very hardy.

Positive Nancymo On Dec 6, 2003, Nancymo from Marble Hill, MO wrote:

Grows well for me here in SE Mo. I love the lace!

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

This is beautiful (very ruffled and extremely laced) when it decides to bloom. I've tried it 3 different places over the last 14 years.


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

Barnesville, Georgia
Lizella, Georgia
Oskaloosa, Kansas
Saint Paul, Minnesota
Marble Hill, Missouri (2 reports)
Lawton, Oklahoma
Ponca City, Oklahoma
Crystal Spring, Pennsylvania
Greeneville, Tennessee
Vancouver, Washington
Madison, Wisconsin

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