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

 Native Plant Database

Acacia roemeriana

Roemer acacia, Roemer's acacia, Roundflower catclaw, Round-flowered catclaw, Catclaw acacia, Catclaw

Fabaceae (Pea Family)

Acacia roemeriana (Roemer acacia)
Knight, Marilyn McBroom
This is a prickly, 3-7 ft., round-topped shrub or, more rarely, a small tree to 15 ft. with spreading branches. Branchlets with scattered straight or recurved prickles. Leaves divided into numerous leaflets 1/2 inch long or less. Fragrant, cream to greenish flowers 3/8 inch wide arising mostly from the axils of the leaves are followed by a narrow, leathery fruit. Fruit a brown to reddish, flat, curved pod up to 4 inches long and 1 1/8 inches broad. Young trunks are covered with smooth bark, becoming scaly with age.

Twigs are armed with short, curved prickles; hence the common name catclaw.

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Plant Characteristics

Duration: Perennial
Habit: Shrub , Tree
Root Type: Tap
Leaf Retention: Deciduous
Leaf Arrangement: Alternate
Size Notes: 5 - 10
Fruit: Brown
Size Class: 6-12 ft.

Bloom Information

Bloom Color: White , Green
Bloom Time: Apr , May , Jun , Jul , Aug


Native Distribution: C. TX to s. Trans-Pecos; adjacent Mex.
Native Habitat: Hillsides, Slopes, Chaparral & brush country

Growing Conditions

Water Use: Low
Light Requirement: Sun
Soil Moisture: Dry
Heat Tolerant: yes
Soil Description: Gravelly, Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay, Limestone-based, Rocky soils.
Conditions Comments: Good honey plant.


Use Ornamental: Showy, Attractive, Blooms ornamental
Use Wildlife: Flowers a source of honey. Cover, Nesting site, Nectar-bees, Nectar-butterflies, Nectar-insects
Conspicuous Flowers: yes
Fragrant Flowers: yes
Interesting Foliage: yes

Last Update: 2015-11-13