Agave attenuata

Frost Tolerance: hardy to -1°C, it needs frost protection on coldest nights.
Minimum Avg. Temperature: 10°C.
Sun Exposure: light shade.
Origin: Mountains of central Mexico, rare in its natural distribution.
Growth Habits: Succulents, clumps to 1,5 m tall, 1,5 m diameter.
Watering Needs: Infrequent water, soil should be dry.