Cow's Horn Agave. Agave bovicornutaa, Agave Family ( Agaveae or Agavaceae ), Cow's Horn Agave. Also called: Lechuguilla Verde. We wish to thank Wikipedia, the free encyclopedia for some of the information on this page. We share images and information with Wikipedia. This is one of the most ornamental of the agaves coming to us from the Chihuahua and Sonora Desert in Mexico. It is native to the mountains of western Mexico (Sonora, Sinaloa and Chihuahua). The dark green leaf color and the decorative teeth make this plant very attractive. The ornamental nature of this plant makes it an ideal plant for entryways. Quick Notes: Height: 3 feet tall. It spreads to about 4 feet. Flowers: A large stalk emerges from the center of the plant, it becomes 15 to 22 feet tall. Then yellow flowers emerge from the stalk on 20 - 30 short side branches. Then bright yellow - green flowers about 2 inches long form. The flower stalk signals the end of the plant's life cycle.. Flowering Time: Phoenix Arizona, Mid March - April. Leaves: The leaves form a basal rosette, they grow up to 2 1/2 feet long, and nearly 8 inches wide, dark green, lance-shaped; wider in the middle, and tapering to the tip, with dark brown, decorative teeth. They curve both, away from, and back, towards the center of the plant. Found: Native of the Chihuahua and Sonora Desert in Mexico. It is native to the mountains of western Mexico (Sonora, Sinaloa and Chihuahua). Native between 3,000 - 6,000 feet. Hardiness: Will freze past the low 15 �F' ! USDA Zone 9a: to -6.6 �C (20 �F) USDA Zone 9b: to -3.8 �C (25 �F) USDA Zone 10a: to -1.1 �C (30 �F) USDA Zone 10b: to 1.7 �C (35 �F) USDA Zone 11: above 4.5 �C (40 �F) Soil pH requirements: 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) 7.9 to 8.5 (alkaline) Sun Exposure: Full Sun Elevation: 0 - 4,000 Feet. In Arizona. Some claim it will grow to 6,000 feet. but that elevation would be too cold in Arizona. Habitat: It grows well in sand, sandy loam, clay and other heavy soils. It needs good drainage and aeration. It is remarkably tolerant of alkali. Miscellaneous: Maintenance: Low. Photos Taken; Arizona - Sonora Desert Museum, September 28, 2006.

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