Native Plants

Toft’s Yucca

Yucca angustissima var. toftiae

USDA symbol: YUANT

perennial subshrub

Lower 48 states: native

If you’re a native plant enthusiast with a passion for rare species, Toft’s yucca (Yucca angustissima var. toftiae) might just capture your imagination. This uncommon perennial is one of Utah’s botanical treasures, though you’re unlikely to stumble across it at your local nursery. Toft’s yucca is a native variety found ...

Toft’s Yucca may be listed as rare in your area.
Global Conservation Status

Status: S5T3 | Secure: At low or no risk of extinction in the area due to an extensive range, abundant populations, and with little to no concern of declines or threats.

Toft’s Yucca: A Rare Utah Native Worth Knowing About

If you’re a native plant enthusiast with a passion for rare species, Toft’s yucca (Yucca angustissima var. toftiae) might just capture your imagination. This uncommon perennial is one of Utah’s botanical treasures, though you’re unlikely to stumble across it at your local nursery.

What Makes Toft’s Yucca Special?

Toft’s yucca is a native variety found exclusively in Utah, making it a true regional endemic. As a perennial forb herb, it belongs to the fascinating world of yuccas but maintains the characteristic of lacking significant woody tissue above ground. Don’t let the herb classification fool you though – this is still very much a yucca with all the drought-tolerance and unique beauty that comes with the family.

You might also see this plant referenced by its synonym, Yucca toftiae, in older botanical references.

Where Does It Grow?

This special yucca calls Utah home and nowhere else. Its limited geographic distribution makes it a botanical gem for those lucky enough to encounter it in the wild.

  • Species observed
  • No observations

The Rarity Factor: What Gardeners Should Know

Important Conservation Note: Toft’s yucca has a Global Conservation Status of S5T3, indicating it’s uncommon to rare in its native range. This means if you’re considering adding it to your garden, you should only use responsibly sourced material – and that’s assuming you can find any available at all.

The rarity of this plant means:

  • It’s likely not available through commercial nurseries
  • Wild collection is strongly discouraged and may be illegal
  • Any cultivation should support conservation efforts
  • Consider this more of a bucket list plant to appreciate in its natural habitat

Is This Plant Right for Your Garden?

While the specific growing requirements for Toft’s yucca aren’t well-documented, we can make some educated guesses based on its yucca heritage and Utah origins. Like other yuccas, it likely appreciates:

  • Well-draining, sandy or rocky soils
  • Full sun exposure
  • Minimal water once established
  • Protection from excessive moisture

However, given its rarity and limited availability, most gardeners interested in Utah natives might consider other more readily available yucca species that can provide similar aesthetic appeal without conservation concerns.

Alternative Native Options

If you’re drawn to the idea of growing native yuccas but can’t source Toft’s yucca responsibly, consider looking into other Utah natives or more widely available yucca species that won’t put pressure on rare plant populations.

The Bottom Line

Toft’s yucca represents the fascinating diversity of Utah’s native flora, but it’s more of a plant to admire and protect in its natural habitat than to grow in home gardens. Its rarity makes it a conservation priority rather than a landscaping option. For those passionate about native plants, supporting habitat conservation and research into rare species like this one might be the best way to help ensure its survival for future generations.

Sometimes the most beautiful thing we can do for a rare plant is simply let it be wild and wonderful in its natural home.

Yucca angustissima var. toftiae is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Yucca angustissima var. toftiae is also known as:

Yucca toftiae | USDA symbol: YUTO2

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Monocot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Monocotyledons
Subclass: Liliidae
Order: Liliales
Family: Agavaceae Dumort. - Century-plant family
Genus: Yucca L. - yucca

Species: Yucca angustissima Engelm. ex Trel. - narrowleaf yucca

Variety: Yucca angustissima Engelm. ex Trel. var. toftiae (S.L. Welsh) Reveal - Toft's yucca

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA