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July 26, 2026Sources cited
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Yucca

Yucca is a genus of perennial shrubs and trees in the asparagus family, Asparagaceae, native to the hot, dry regions of the Americas and the Caribbean.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Yucca is a genus of perennial shrubs and trees in the asparagus family, Asparagaceae, native to the hot, dry regions of the Americas and the Caribbean. The genus includes about 40 to 50 accepted species, many of which are known for rosettes of stiff, sword-shaped evergreen leaves and clusters of white flowers.

Description

Yucca plants are usually evergreen shrubs or trees with stiff, sword-shaped leaves and large terminal clusters of flowers. Many species have a trunk or stem, while others are stemless and form basal rosettes.

Taxonomy and classification

Yucca belongs to the family Asparagaceae in the subfamily Agavoideae. It has historically been placed in the lily family in older classifications.

Distribution and habitat

The genus is native to the Americas, especially warm, dry regions of southern North America, Mexico, the Caribbean, and parts of Central America. Yuccas are common in deserts, dry woodlands, prairies, and scrublands.

Uses and cultivation

Many yucca species are cultivated as ornamental plants because of their drought tolerance and architectural form. Some species are also grown as landscape plants in warm climates.

Key facts

  • Yucca is a genus of flowering plants, not a single species.
  • Most yuccas are adapted to arid or semi-arid habitats.
  • The plants are often evergreen and have tough, pointed leaves arranged in rosettes.
  • Many species produce tall flower stalks with white or whitish blooms.
  • Yucca species are widely grown as ornamental plants.
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Canadian context

Yucca species can occur at the northern edge of their range in southern Canada, and they are also familiar to Canadian gardeners as drought-tolerant ornamental plants.

Frequently asked questions

What is yucca?
Yucca is a genus of perennial flowering plants in the family Asparagaceae, consisting of roughly 40 to 50 species.
Where are yuccas native to?
Yuccas are native to warm, dry regions of the Americas and the Caribbean, including parts of southern North America and Mexico.
What do yucca plants look like?
They typically have rosettes of tough, sword-shaped evergreen leaves and produce tall clusters of white or whitish flowers.
Is yucca a cactus?
No. Yucca is a genus in the asparagus family, not a cactus.
Are yuccas grown as ornamental plants?
Yes. Many yucca species are cultivated for gardens and landscapes because they are drought-tolerant and visually distinctive.

References

  1. Encyclopaedia Britannica — https://www.britannica.com/plant/yucca
    Supports: Genus description, family placement, approximate species count, native range, and general morphology.
  2. GBIF — https://www.gbif.org/species/113564708
    Supports: Taxonomic placement, species range count, growth form, and native distribution.
  3. Royal Horticultural Society — https://www.rhs.org.uk/plants/yucca/growing-guide
    Supports: Common names, growth forms, leaf and flower characteristics, and ornamental cultivation.
  4. Desert Museum — https://www.desertmuseum.org/books/nhsd_yucca.php
    Supports: Habitat, general morphology, and differences from agaves.
  5. United Nations — https://www.un.org/
    Supports: Not used for factual content; no relevant yucca-specific material in provided results.