Thompson's yucca is a desert shrub or small tree from Texas and northern Mexico, grown for its dagger-like leaves and tall white flower spikes. It needs full sun, sharp drainage and little water.
Family
Asparagaceae (Asparagus family)
Grows as
Tree, Shrub
Light
Full sun
Water
Water deeply but infrequently, letting the soil dry out fully between waterings.
Soil
Sandy or gritty, fast-draining mix.
Temperature
18-35 °C; hardy to about -12 °C once established, protect young plants from hard frost
How easy
Easy
Safety
Toxic: Leaves and other parts contain saponins that can irritate the mouth and stomach if chewed or eaten.. Toxic to cats and dogs (ASPCA).
Native range
SW. Texas to NE. Mexico
Climate
desert or dry shrubland
About
Yucca thompsoniana, the Thompson's yucca, is a plant in the family Asparagaceae, native to Texas, Chihuahua and Coahuila. Other names for the plant include Beaked yucca, Soyate and Palmita.
Yucca thompsoniana has a trunk up to 1 m tall, branching above the ground. It flowers before there is any trunk at all, but continues to flower after the stem begins to grow. Leaves are narrow and dagger-like, a bit glaucous, up to 35 cm long and 10 mm wide. Inflorescence is a panicle about 100 cm high. Flowers are white, about 4 cm long and appear in late March through early May. Fruit is a dry, egg-shaped capsule.
Text excerpted from the Wikipedia article Yucca thompsoniana 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.