Ipheion Species, Spring Starflower

Ipheionuniflorum

Family
Amaryllidaceae (am-uh-ril-id-AY-see-ee)
Genus
Ipheion (IF-ee-on)
Species
uniflorum (yoo-nee-FLOR-um)
Synonym
Ipheion uniflorum f. album
Ipheion uniflorum f. conspicuum
Ipheion uniflorum f. roseoplenum
Ipheion uniflorum f. tenuitepalum
Ipheion uniflorum f. violaceum
Sun Exposure
Full Sun
Foliage
Deciduous
Height
6-12 in. (15-30 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Light Blue
White/Near White
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Bulbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Grow outdoors year-round in hardiness zone
Can be grown as an annual
Bloom Characteristics
Flowers are good for drying and preserving
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
May be a noxious weed or invasive
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
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Mobile, Alabama

Phoenix, Arizona

Solgohachia, Arkansas

Citrus Heights, California

Fremont, California

Huntington Beach, California

Irvine, California

Long Beach, California

Los Altos, California

San Diego, California

San Francisco, California

Simi Valley, California

Stockton, California(2 reports)

Vallejo, California

Washington, District of Columbia

Gainesville, Florida

Atlanta, Georgia

Statesboro, Georgia

Lindsborg, Kansas

Louisville, Kentucky

Shreveport, Louisiana

Laurel, Maryland

Owosso, Michigan

Joplin, Missouri

Socorro, New Mexico

Newton, North Carolina

Raleigh, North Carolina

Wilsons Mills, North Carolina

Cincinnati, Ohio

Painesville, Ohio

Ada, Oklahoma

MOUNT HOOD PARKDALE, Oregon

Wilkes Barre, Pennsylvania

Conway, South Carolina

Greenville, South Carolina

Laurens, South Carolina

North Augusta, South Carolina

Summerville, South Carolina

Arlington, Texas

Clarksville, Texas

De Leon, Texas

Desoto, Texas

Garland, Texas

Houston, Texas

Lubbock, Texas(2 reports)

Nevada, Texas

Richmond, Texas

San Antonio, Texas

Spring Branch, Texas

Wilmer, Texas

Norfolk, Virginia

Roanoke, Virginia

Graham, Washington

North Bend, Washington

show all

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Gardener's Notes:

13
positives
3
neutrals
0
negative
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L
Phoenix, AZ | March 2017 | positive

Growing with no care at all in crappy sandy dirt in Central NM. it is where roof runoff may give it more water than the rest of the yard...Read More

E
(Zone 9b) | September 2015 | positive

I planted some 2000 bulbs in 2003 in a shady area under the large kapok, walnut and mulberry trees. The area is in full winter sun (i.e. ...Read More

T
Cincinnati (Anderson Twp), OH (Zone 6a) | May 2015 | positive

Location: Zone 6, Southwestern Ohio.

We have grown Ipheion uniflorum for ten years in a neglected spot in the garden th...Read More

P
Phoenix, AZ | February 2015 | positive

Central Phoenix -- Ipheion uniflorum was abundant in our yard when we bought the house in 1988. It is still present, although conversion...Read More

V
(Zone 8a) | March 2013 | neutral

I can imagine a blanket of these in a woodland setting but not in a regular cultivated garden--too weedy looking, IMO. I tried some but ...Read More

S
S
Simi Valley, CA (Zone 9a) | March 2012 | positive

A long-time favorite bulb of mine and harbinger of Spring here in Southern California.
It starts blooming in mid-February.
...Read More

D
Lubbock, TX | February 2012 | positive

Update from Lubbock, TX [elevation, 3250']
Microclimate! I transplanted one blooming clump
to the south-facing foundation o...Read More

H
H
San Antonio, TX (Zone 8b) | March 2009 | neutral

I have not grown this plant. Spring Starflower (Ipheion uniflorum) is an introduced plant that can be found naturalized in Alabama, Ark...Read More

E
Comanche county, TX (Zone 8a) | March 2009 | positive

I found these beautiful plants growing wild all along the banks of a creek. They are in full bloom now and have been blooming over a mont...Read More

D
west Houston, TX (Zone 9a) | October 2006 | positive

All the Ipheions and their related subspecies are native to South America (southern Brazil, Chili, and Uruguay) and are called Spring Sta...Read More

F
Josephine, Arlington, TX (Zone 8a) | April 2005 | positive

This lovely flower was found growing at the Lady Bird Johnson wild flower center in Austin.

T
Lubbock, TX (Zone 7a) | February 2005 | positive

Ipheion grows on many lawns in semi-arid Lubbock, whether or not lawns are being watered. In my area, close to the Texas Tech Univ. campu...Read More

C
Boone, NC (Zone 4b) | March 2004 | positive

I absolutely LOVE this flower! It multiplied from a mere 20 bulbs to hundreds in just three years! Some say it's invasive, but I say you...Read More

L
Norfolk, VA | January 2004 | positive

This flower is a beautiful surprise down south when it pops up every spring in my grandmother's backyard. The bloom time is short but swe...Read More

U
U
Manhattan Beach, CA (Zone 11) | March 2003 | positive

Has a scent like Violets.

K
Dallas, TX (Zone 8a) | August 2001 | neutral

Blooms best when crowded. Hardy to zone 7, zone 5 with winter mulch. Snails and slugs can be problematic.

Featured
Bee Fly
(Geron dispar)
Red-shouldered Hawk
(Buteo lineatus)
Featured
Bee Fly
(Geron dispar)
Red-shouldered Hawk
(Buteo lineatus)