Native Plants

Trelease’s Century Plant

Agave schottii var. treleasei

USDA symbol: AGSCT

perennial subshrub

Lower 48 states: native

Meet Trelease’s century plant (Agave schottii var. treleasei), a fascinating and rare native agave that calls Arizona home. If you’re a native plant enthusiast looking for something truly special for your desert garden, this little-known variety might just capture your imagination – though finding it might be part of the ...

Trelease’s Century Plant may be listed as rare in your area.
Global Conservation Status

Status: S5T1Q | 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.

Trelease’s Century Plant: A Rare Arizona Native Worth Discovering

Meet Trelease’s century plant (Agave schottii var. treleasei), a fascinating and rare native agave that calls Arizona home. If you’re a native plant enthusiast looking for something truly special for your desert garden, this little-known variety might just capture your imagination – though finding it might be part of the adventure!

What Makes Trelease’s Century Plant Special?

This perennial agave is a true Arizona native, making it perfectly adapted to the challenging desert conditions of the Southwest. As a variety of Schott’s agave, it represents a unique piece of Arizona’s botanical heritage. Unlike many plants that require constant coddling, this hardy survivor has spent countless years perfecting the art of desert living.

What sets this plant apart is its classification as a forb herb – essentially a vascular plant without significant woody tissue above ground. This means it stores most of its energy and structure in its succulent leaves and underground parts, making it incredibly efficient at surviving in arid conditions.

Where to Find It (Or Try To!)

Trelease’s century plant is exclusively found in Arizona, making it a true regional treasure. Its limited distribution adds to its mystique and makes it a prized addition for collectors of rare native plants.

  • Species observed
  • No observations

A Word of Caution: Rarity Matters

Here’s where things get interesting – and important. This plant has a conservation status that suggests it’s quite rare in the wild. If you’re lucky enough to find Trelease’s century plant available from a nursery, make absolutely sure you’re purchasing from a reputable source that propagates plants responsibly rather than wild-collecting them.

Wild-harvesting rare plants can damage already vulnerable populations, so always ask about the plant’s origin. Responsible nurseries will be happy to discuss their propagation methods and sourcing practices.

Growing Trelease’s Century Plant

While specific growing information for this rare variety is limited, we can draw some educated conclusions based on its Arizona origins and agave family traits:

  • Sunlight: Full sun exposure, as expected from a desert native
  • Soil: Well-draining, sandy or rocky soil that mimics its natural habitat
  • Water: Minimal irrigation once established – these plants are drought masters
  • Climate: Best suited for arid and semi-arid regions similar to its native Arizona range

Perfect for the Right Garden

If you’re creating a authentic Sonoran Desert garden, native plant collection, or xeriscape landscape, Trelease’s century plant could be an exceptional focal point. Its rarity makes it a conversation starter, while its native status means it supports local ecosystem health.

This plant works beautifully in:

  • Desert rock gardens
  • Native plant collections
  • Water-wise landscapes
  • Collectors’ specialty gardens

The Bottom Line

Trelease’s century plant offers native plant enthusiasts a chance to grow something truly special – a rare piece of Arizona’s natural heritage. While information about this variety remains limited, its native status and drought tolerance make it an intriguing option for the right gardener in the right climate.

Just remember: with great rarity comes great responsibility. If you decide to add this plant to your collection, source it ethically and treat it as the botanical treasure it truly is. And who knows? You might just become one of the few gardeners growing this elusive Arizona native!

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: Agave L. - agave

Species: Agave schottii Engelm. - Schott's century plant

Variety: Agave schottii Engelm. var. treleasei (Toumey) Kearney & Peebles - Trelease's century plant

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