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Xanthisma texanum (Texas sleepy daisy)
Wasowski, Sally and Andy

Xanthisma texanum

Xanthisma texanum DC.

Texas Sleepy Daisy, Yellow Sleepy Daisy, Star Of Texas

Asteraceae (Aster Family)



USDA Native Status: L48 (N)

Texas sleepy daisy’s wand-like stems bear solitary, terminal, aster-like flowers with long, lemon-yellow rays. Long, narrow, glossy leaves line the annual’s 1-3 ft. stems.

Blooms don't open until afternoon.


From the Image Gallery

15 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Size Notes: Up to about 3 feet tall.

Bloom Information

Bloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec


USA: AZ , NM , OK , TX
Native Distribution: Oklahoma and the western 2/3 of Texas, west through New Mexico to southeastern Arizona and south into Mexico
Native Habitat: Dry, open, rangelands & stream banks

Growing Conditions

Light Requirement: Part Shade
Soil pH: Circumneutral (pH 6.8-7.2)
Soil Description: Sands or clays.


Description: Seed sown in late winter or early spring requires rain or supplemental water to initiate germination.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Fredericksburg Nature Center - Fredericksburg, TX
Sibley Nature Center - Midland, TX
Brackenridge Field Laboratory - Austin, TX
Stengl Biological Research Station - Smithville, TX


Bibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. Wasowski

Search More Titles in Bibliography

Additional resources

USDA: Find Xanthisma texanum in USDA Plants
FNA: Find Xanthisma texanum in the Flora of North America (if available)
Google: Search Google for Xanthisma texanum


Record Modified: 2020-03-04
Research By: TWC Staff

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