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Field guide
Lechuguilla (Agave lechuguilla)
Stan Shebs (talk · contribs) · CC BY-SA 3.0

also Shindagger

Lechuguilla

Agave lechuguilla

Family:
Asparagaceae
Elevation:
2,000 ft – 6,500 ft
Bloom:
May – Jul
Region:
Southwest

A clumping agave of stiff, upright, spine-tipped leaves that form tight rosettes carpeting limestone slopes — the classic indicator plant of the Chihuahuan Desert. Once in its life it sends up a tall flowering spike of yellow-to-purplish blooms before the rosette dies, leaving pups to carry on.

Care · tuned to the Southwest

Water

Very drought tolerant; occasional deep watering in the growing season and dry conditions otherwise. Overwatering rots the crown and roots.

Sun & exposure

Full sun with strong reflected heat; a true sun lover.

Soil

Requires sharp, gritty, alkaline, fast-draining soil, especially limestone-derived rocky ground.

In the Southwest

Cold-hardy to roughly 0–10°F. Each rigid leaf ends in a hard, needle-sharp spine that can puncture skin, boots, and even tires (hence shindagger). A Chihuahuan Desert indicator; fibers (ixtle) are harvested for cordage, but the foliage is dangerous to livestock.

Common problems & fixes

  • Crown and root rot from overwatering or poor drainage

    Fix — Plant in gritty, limestone-rich, fast-draining soil and water sparingly, keeping the crown dry.

  • Agave snout weevil — larvae hollow the core and collapse the rosette

    Fix — Remove and destroy infested plants and apply a systemic insecticide drench to protect neighbors.

  • Sharp terminal spines and livestock toxicity

    Fix — Site well away from paths and pets, blunt exposed tips near walkways, and keep sheep and goats off dense stands.

Pets & toxicity

Genuinely hazardous: the rigid spine-tipped leaves cause deep puncture wounds, and the foliage is toxic to livestock (especially sheep and goats), causing hepatogenic photosensitization with liver damage when browsed heavily.

Easy to confuse with

  • Agave lophantha — similar rosette, often with a pale central leaf stripe
  • Agave parryi — much larger, broader-leaved rosettes

Sources

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