Curcuma Species, Siam Tulip, Summer Tulip

Curcuma alismatifolia

Genus
Curcuma (KER-koo-muh)
Species
alismatifolia (uh-lis-mat-ih-FOH-lee-uh)
Synonym
Hitcheniopsis alismatifolia
Sun Exposure
Sun to Partial Shade
Foliage
Deciduous
Smooth
Height
18-24 in. (45-60 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
N/A
Bloom Color
Pink
Bloom Time
Mid Summer
Other Details
Category
Tropicals and Tender Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Auburn, Alabama

Enterprise, Alabama

Lapine, Alabama

Mobile, Alabama(2 reports)

Opelika, Alabama

Wetumpka, Alabama

Tucson, Arizona

Albany, California

Anderson, California

Antioch, California

Huntington Beach, California(2 reports)

Kennedy, California

Modesto, California

Salinas, California

San Bernardino, California

Bartow, Florida

Boca Raton, Florida

Delray Beach, Florida

Fernandina Beach, Florida

Fort Lauderdale, Florida

Fort Myers, Florida

Gainesville, Florida

Holiday, Florida

Jacksonville, Florida

Lady Lake, Florida

Lakeland, Florida

Lynn Haven, Florida

Melbourne, Florida(2 reports)

Miami, Florida(3 reports)

North Port, Florida

Oldsmar, Florida(2 reports)

Orlando, Florida

Palmetto, Florida

Panama City, Florida

Pensacola, Florida

Pompano Beach, Florida(2 reports)

Port Charlotte, Florida

Port Orange, Florida

Saint Cloud, Florida

Saint Petersburg, Florida

Umatilla, Florida

Venice, Florida

Vero Beach, Florida

Yulee, Florida

Zephyrhills, Florida(2 reports)

Atlanta, Georgia

Douglasville, Georgia

Newnan, Georgia

Stone Mountain, Georgia

Thomasville, Georgia

Baton Rouge, Louisiana

Lafayette, Louisiana

Slidell, Louisiana

Jackson, Mississippi

Madison, Mississippi

Bluffton, South Carolina

Hilton Head Island, South Carolina

Spartanburg, South Carolina

Summerville, South Carolina

Chattanooga, Tennessee

Arlington, Texas

Austin, Texas(3 reports)

Bellaire, Texas

Bryan, Texas

Fort Worth, Texas

Houston, Texas(2 reports)

Plano, Texas

Portland, Texas

Smithfield, Virginia

Shoreline, Washington

show all

Featured Videos

Gardener's Notes:

19
positives
2
neutrals
3
negatives
Sort By:
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C
Enterprise, AL | August 2022 | positive

I bought two plants from Lowes, divided them and planted them in the four urns surrounding my pool because I read that they would do well...Read More

F
Bainbridge, GA | October 2021 | positive

I live in 8b and bought our Curcuma plants at Home Depot three years ago. They are planted in dappled sun. I will need to divide them thi...Read More

R
R
Bryan, TX | October 2021 | positive

I have mine growing in a pot on the patio against the house in mostly shade with about 30 minutes of sun a day. I keep it well watered. ...Read More

J
Hilton Head, SC (Zone 9a) | September 2019 | positive

I too bought my first Curcuma at Home Depot. It was listed as an annual, but our winters tend to be on the warmer side, so I thought, wel...Read More

B
Chattanooga, TN | July 2017 | positive

I purchased a pot from Home Depot, which was kept in late afternoon sunlight on the patio (the tag said partial shade). Although pretty ...Read More

S
Fort Worth, TX | July 2017 | positive

Benbrook, Texas. Planted September 2014. Western exposure partial sun, in a bed with drip irrigation and misters, run approx 20 minutes d...Read More

D
Sumter, SC | July 2017 | negative

I bought these from Walmart garden center 7 or 8 yrs ago, and they didn't survive my zone 8a winter here in central South Carolina. To be...Read More

L
Portland, TX | June 2015 | positive

I Love this plant!! So easy to care for and great blooms. I planted mine in a bed under a live oak and have been rewarded with great bloo...Read More

L
Bellaire, TX | March 2015 | negative

I found the plant awkward looking in a mixed border in my Houston-area garden. It received adequate sun, but wasn't at all attractive. ...Read More

J
Plano, TX | August 2013 | positive

I was planting a rose garden, and out of this older pot came this green plant. I watered it modestly, liked the design on the leaf, and t...Read More

C
Houston, TX | August 2013 | neutral

I would like to know if anyone has had problems with curling leaves of the Siam Tulip? I just planted it in a filtered sun spot in a wel...Read More

P
Devola, OH | June 2013 | positive

Just planted this in the small area between my house & the walkway to my front door (approx 9" wide x 3.5' space) where they get morning ...Read More

C
Spartanburg, SC | May 2012 | positive

I did exactly the same thing as Igerard: packed them in peat in a sealed plastic box under the house. Started with two plants; yielded a...Read More

L
Chapin, SC | March 2012 | positive

This plant has gorgeous fuchsia "flowers." It went crazy in almost full sun by our front door and got lots of attention. We're in zone ...Read More

D
D
Huntington Beach, CA | October 2011 | negative

A lot of large foliage but only one anemic flower after two years.

M
Yulee, FL (Zone 9a) | October 2009 | positive

I bought a couple of plants at Walmart in 07. I planted them next to an oak tree. Water them when I am in that area of the yard. Blooms A...Read More

I
I
Lapine, AL | September 2006 | positive

We bought 2 different varities of this Ginger a couple of years ago.I planted in well draining and partical sun area.I mulched heavyly w/...Read More

F
Saint Petersburg, FL | August 2006 | positive

Easiest plant ever and gorgeous, lotus like flower which is long lasting (1 month).
I gave it a try in a large patio pot . Mine is...Read More

T
T
Delray Beach, FL (Zone 10a) | September 2005 | positive

This plant appeared mysteriously in our garden a few months ago. When the leaves first came up I almost pulled them out. In a matter of...Read More

M
Fort Myers, FL (Zone 10b) | September 2005 | positive

Siam Tulip is thriving in full August sun & heavy summer rains in southwest Florida.

Z
Z
Jackson, MS (Zone 8b) | April 2005 | neutral

This plant grows well in our hot, humid summers in MS. However, it is not hardy to zone8 in my experience, despite what other sources sa...Read More

A
Vero Beach, FL (Zone 9b) | February 2005 | positive

Wonderful plant. Flowered for me from July through October 2004 (bought and planted in Garden in July). Dormant now. These guys can ta...Read More

B
Lynn Haven, FL | August 2004 | positive

We bought this house in December, oblivious to all the wonderful landscaping that had been neglected for the past four years. When the c...Read More

B
Valrico, FL (Zone 9b) | February 2003 | positive

Regarding the watering of Curcuma, they need to be kept dry during their dormancy period, which will be Oct/Nov depending on where you li...Read More

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