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Creosote bush

Larrea tridentata

Creosote bush
Photo: Eric in SF, CC BY-SA 3.0

Creosote bush is a tough, evergreen desert shrub from the southwestern US and northern Mexico, known for its resinous leaves that smell like creosote, especially after rain. It thrives on very little water and full sun in well-drained soil.

Family
Zygophyllaceae (Zygophyll family)
Grows as
Shrub
Light
Full sun
Water
Water deeply but infrequently, letting the soil dry out completely between waterings; established plants need little or no extra water.
Soil
Very well-drained sandy or gravelly soil; poor soil is fine.
Temperature
18–40 °C; tolerates light frost but protect below -7 °C.
How easy
Easy
Safety
Toxic. Not toxic to cats or dogs (ASPCA).
Native range
SW. & SC. U.S.A. to Mexico
Climate
desert or dry shrubland

About

Larrea tridentata, also called creosote bush, greasewood as a plant, and chaparral as a medicinal herb. In Sonora, it is more commonly called hediondilla; Spanish hediondo = "smelly". It is a flowering plant in the family Zygophyllaceae. The specific name tridentata refers to its three-toothed leaves.

Where it grows

Larrea tridentata is a prominent species in the Mojave, Sonoran, and Chihuahuan Deserts of western North America, and its range includes those and other regions in portions of southeastern California, Arizona, southern Nevada, southwestern Utah, New Mexico, and Texas in the United States, and Chihuahua, Sonora, Coahuila, Nuevo León, Zacatecas, Durango and San Luis Potosì in Mexico. The species grows as far east as Zapata County, Texas, along the Rio Grande southeast of Laredo near the 99th meridian west.

Text excerpted from the Wikipedia article Larrea tridentata by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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