Lady Bird Johnson Wildflower Center - The University of Texas at Austin information

 Native Plant Database

Xanthisma texanum

Texas sleepy daisy, Yellow sleepy daisy, Star of Texas

Asteraceae (Aster Family)

Xanthisma texanum (Texas sleepy daisy)
Wasowski, Sally and Andy
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 dont open until afternoon.

Image Gallery:

13 photo(s) available

Plant Characteristics

Duration: Annual
Habit: Herb
Size Class: 1-3 ft.

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.

Last Update: 2016-02-01