DASYLIRION LOGISSIMUM

Botanical Name: Dasylirion longissimum
Common Names: Mexican Grass Tree, Sotol Longissimum
Light Requirements: Full sun
Soil Requirements: Well-drained soils; thrives in rocky, sandy, and nutrient-poor substrates
Water Needs: Very low; extremely drought-tolerant once established
Foliage: Narrow, upright, grass-like green to blue-green leaves radiating symmetrically from a central trunk; finely textured and flexible with a striking form
Flowers: Tall flower spike (up to 10–15 feet) with small cream-colored flowers on mature plants; blooms infrequently
Growth Rate: Slow

Uses:

Ornamental Plant:
Dasylirion longissimum is admired for its clean, architectural lines and fine, grassy foliage, adding dramatic texture and structure to xeriscapes, rock gardens, and modern desert landscapes.

Xeriscaping:
An ideal plant for low-water-use gardens, it excels in dry, arid environments with minimal maintenance.

Sculptural Accent Plant:
Its bold silhouette and symmetrical rosette make it a perfect focal point in minimalist, contemporary, or naturalistic designs.

Benefits:

Extreme Drought Tolerance:
Thrives in harsh, dry conditions with little or no supplemental watering.

Low Maintenance:
Long-lived, pest-resistant, and slow-growing; needs only occasional cleanup of old leaves.

Ecological Contribution:
Supports native pollinators during its rare but impressive blooming period.

Architectural Form:
Provides strong vertical and radial interest year-round with its symmetrical, fountain-like foliage.

Cold Hardy:
Tolerates occasional frost, making it suitable for various dry and semi-arid climates.

Dasylirion longissimum is a striking, desert-adapted plant that brings bold texture, symmetry, and elegance to arid and water-wise landscapes. With its minimal care requirements and sculptural appeal, it’s a favorite in sustainable and design-focused gardens.