Mimosa texana aka Texas Mimosa

Taxonomy ID: 14314

Mimosa texana, commonly known as Texas Mimosa, Texas Catclaw, or Wherry Mimosa, is a deciduous shrub in the legume family (Fabaceae) native to a narrow range in northeastern Mexico and Texas. Its natural distribution includes the southern Trans-Pecos, the Edwards Plateau, and south Texas counties such as Zapata and Starr, as well as portions of northern and central Mexico. The species is considered uncommon throughout its range.

The plant grows as a straggly, many-branched shrub typically reaching up to about 2 meters in height. Its slender, dark twigs follow a zigzag pattern and bear backward-curved prickles positioned just below each leaf node — a feature reflected in its common name Texas Catclaw. Foliage is alternate and bipinnate, with 1–5 pairs of pinnae per leaf and 3–9 pairs of small leaflets per pinna.

Mimosa texana blooms most prolifically in April, though flowering can occur anywhere from March through September, often triggered by rainfall. The flowers are small, globular, and fragrant, ranging in color from creamy-white to deep pink. They attract a variety of insects that serve as pollinators. Following bloom, the plant produces brick-red, flattened seedpods with prickly margins, persisting from May through October.

The species is well adapted to dry, rocky, alkaline soils, particularly caliche and gravelly hillsides typical of the Texas Hill Country and Trans-Pecos region. It is a native plant with no documented invasive or weedy behavior. Taxonomically, it was previously treated under Mimosa biuncifera and has several historical synonyms including Mimosa wherryana, Mimosopsis wherryana, and Mimosa borealis var. texana; the current accepted name, Mimosa texana (A. Gray) Small, was established in 1901.

Common names

Texas Mimosa, Mimosa Filipes, Mimosa Wherryana, Mimosopsis Wherryana

More information about Texas Mimosa

What do Texas Mimosa flowers look like?

🌸 March-September

Mimosa texana produces small, globular, fragrant flower heads ranging from creamy-white to deep pink. Peak bloom occurs in April but can extend from March through September, particularly following rainfall events. The plant subsequently develops brick-red, flattened, prickly-edged seedpods from May through October.

Does Texas Mimosa have a scent?

The flowers of Mimosa texana are described as fragrant. The specific scent character is not further detailed in available sources, but the fragrance is noted as a notable feature of the spring bloom.

How is Texas Mimosa pollinated?

🐝 Insects

Mimosa texana is insect-pollinated. Its fragrant, nectar-rich flowers attract numerous insects, making it a wildlife-friendly shrub in its native range. No additional pollinators (birds, wind) are documented for this species.

How big does Texas Mimosa get?

Mimosa texana typically grows as a multi-branched deciduous shrub reaching up to approximately 2 meters (about 6.5 feet) in height. It has a straggly, open form with zigzag twigs armed with recurved prickles. Mature spread is not well-documented in available sources.

How to grow Texas Mimosa outdoors?

Mimosa texana is strictly an outdoor plant, native to Texas, New Mexico, and northern and central Mexico. It is suited to the dry, rocky, alkaline soils of the Texas Hill Country, Edwards Plateau, Trans-Pecos, and adjacent Mexican regions. It is not suited to humid or cold climates and performs best in conditions mimicking its semi-arid native habitat.

Are there varieties or cultivars of Texas Mimosa?

The species has had several historical taxonomic names reflecting past splitting: Mimosa wherryana (Britton) Standl., Mimosopsis wherryana Britton, Mimosa borealis var. texana A.Gray, and Mimosa biuncifera var. lindheimeri. All are now treated as synonyms of Mimosa texana (A. Gray) Small. No recognized cultivated varieties or cultivars are documented in available sources.

What seasonal care does Texas Mimosa need?

Mimosa texana is a drought-adapted, deciduous shrub that drops its leaves seasonally. Flowering is triggered largely by rainfall, with peak bloom in April extending through September under favorable moisture conditions. In its native habitat it requires little supplemental care, as it is adapted to alkaline, gravelly soils and periodic drought.

What is the region of origin of Texas Mimosa

Texas Mimosa’s native range is America, Southern Africa, and India.

What are the water needs for Texas Mimosa

💧 Dry
Texas Mimosa should be watered regularly, allowing the soil to dry out between waterings.

What is the right soil for Texas Mimosa

pH: Alkaline Light sandy
Texas Mimosa loves a well-draining soil. Perlite and vermiculite help with drainage, while coco coir adds organic matter, so a good potting soil mix will have all three. You can improve store-bought soil by adding some perlite to it.

What is the sunlight requirement for Texas Mimosa

Texas Mimosa requires abundant, bright, and direct light to thrive. The best placement for this plant is within one foot of a window to ensure it receives enough light. If you live in an area with more extreme weather, such as hot summers or cold winters, you may need to adjust the placement of the plant accordingly. During hot summer months, it is important to place the plant away from full sun, as this can cause the leaves to yellow or burn. During cold winter months, it is best to move the plant closer to the window to take advantage of the extra light that can help it survive. By keeping an eye on the current weather in your area, you can make sure your Mimosopsis Wherryana is always in the right place to thrive.

What's the right humidity for Texas Mimosa

No extra humidity is necessary for the Texas Mimosa. Absorption of water by plants is primarily done through their roots, and soil watering is the most effective method to provide humidity to your plants.

How to fertilize Texas Mimosa

Repotting the Texas Mimosa should be done either when it has doubled in size or on a yearly basis, whichever occurs sooner. Fresh potting soil with all the required nutrients, refreshed annually, will provide the plant with all the necessary sustenance, making the use of fertilizer unnecessary. Keep in mind that plants receive their energy from the sun, not fertilizer.

Is Texas Mimosa toxic to humans/pets?

There is no verified data on the toxicity of this plant in the records of Ploi. If any person, including yourself, a family member, or a pet, consume plant material with an uncertain toxicity level, it is advisable to seek the advice of a healthcare expert.

More info:
Wikipedia GBIF

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