USDA Zone 9 (20°F) to USDA Zone 11 (40°F).
5-6' (1.5-2 m)
Every other day
Protect from standing water in winter
Silvery blue, succulent leaves are heavily armed with sharp brown hooks and radiate from a central rosette. An excellent plant for adding contrast in the garden or landscape, both alone and in mixed plantings, or use in containers on the deck or patio. Drought tolerant.